Jeep tj ac pressure

First, make a jumper wire & pull the relay & jump between the 30 & 87 terminals to send the fuse 16 power directly to the compressor. May 16, 2022. The compressor clutch is engaged all the time. 5 liter or 4. Dirty evaporator can also be the reason for AC problems on your Jeep Wrangler. does your jeep have a cabin air filter. 24 - 10 HEATING AND AIR CONDITIONING TJ DIAGNOSIS AND TESTING (Continued) (3) Start the engine and hold the idle at 1,000 rpm with the compressor clutch engaged. 1999 l4 5lStarter crd wrangler jeep 2007 8td 8l jk motor 2010 For 1988-1995, 1997-1998 jeep wrangler starter api 32294wv 1993 1991Cherokee 7l 2004. I have the plumbing done for my a/c in my LS swap. $40. You will only find it with pressure on it, and if it isn't the Schrader valve, or under the hood then it is gonna be under dash, evap coil or a connection. When the fan becomes damaged, airflow through the condenser is 466 posts · Joined 2006. It screws into the accumulator, and has a two-prong connector that plugs on to it. If it is low then it has a leak and someone put some in it. No Power to AC Compressor. Facebook Twitter Reddit Pinterest. If air temp 80, low side pressure should be 45. White light when you back up - yup, they burn out and you can replace them with bright LEDs. The reason you cant find it is that is the high pressure switch. Hood prop rod pivot - 05020057AB | Factory TJ fuel pressure regulator. 2004 TJ, new LS swap. 5 posts · Joined 2016. 2000 Jeep TJ AC issues. For jeep tj & wrangler 1997 1998 oem ac compressor w/ a/c repair kitBuyautoparts tj rk Jeep wrangler/tj 4. Normally with A/C off and average 70-80 degree ambient, my temp gauge is Jeep ac conversion to lsArb compressor--simplify the wiring 1993 jeep wrangler a/c compressor and components kit all models 61-85704 r7Q&a: jeep grand cherokee ac pressure switch location & compressor. In the case of a 315/75R16-E tire ("metric 35"), at 65 psi it will The correct tire pressure depends on the tire size, its Load Rating whether it's C, D, or E, and the TJ weight. AZ-Jeff. Gauge reading are both high (60, 300 PSI) at 34% humidity and 84F ambient with vent temp 60F. Click to expand Hook it up to the low side turn the can upside down and every once in awhile tilt the can to the side. Jeep #19- 03' Rubicon/BDS springs / Black Magic BL/Rancho RS5000X shocks//5. I also removed the smaller of two spacers in the clutch. I duplicated the scenario at home with the AC gauges connected and I notice the following. Nov 25, 2022 #1 Looking for the OEM air Depending upon the actual weight of your jeep you may find that 24-26 psi is the extrapolated pressure most appropriate for a "metric 35" E load rated tire on your jeep, which not coincidentally is the common wisdom for street pressure for that size tire on a TJ/LJ. High side will always be close to compressor. 0 From $99. codythecarguy. Freon pressure was low so recharged with AC on full blast (relay still jumped) and clutch engaged. A/C Schrader valve replacement. MD. Jeep wrangler starter 2427 posts · Joined 2008. The high side read 350 to 375 psi which per the dial says "ALERT" and the chart for temp says i should be around 150 J. Produced from 1997-2006, many consider the Jeep Wrangler TJ to be the last true Wrangler. MY memory is old and alot of years have gone by with many models specs etc, let me get time to get into the books. Very recently I noticed that I no longer get cold air through the vents so I plugged in some AC system gauges. #6 · Aug 20, 2013. 192 posts · Joined 2018. I'm pretty new to JF but not new to Jeeps. I've got two pressure switches in the system - one that sits I found that the high side AC switch signals the PCM for the fan, so I am wanting to replace it. Try running your AC until it blows warm, then take a household fan and turn it on high and blow air over the condenser, if your AC then blows cold then airflow is your issue. This is the switch that is in the discharge line between the I checked the pressures with manifold gauges and they are within the "range" for the temperature. AC2675 – Vovo. You should see the tube increase in diameter - that's the location of the orifice. Should I get it parts store had to order a new low pressure switch which i picked up and replaced old with new yesterday after work. 1080 posts · Joined 2015. there is a chart for A/C Performance Temperature and Pressure which will provide you the info you are looking for. skip to main content. use an ac manifold gauge to check the pressures, if it's low the compressor will not engage at all. AC2676 – 8mm Low Side Valve Core. It runs really strong but I am having the classic fuel drain back issue on startup (did some searching here). 5 5 speed 33" Mud Rovers SOA. #9 · Oct 2, 2019. #2 · Sep 30, 2015 (Edited) Similar issue to yours it seems: A/C low pressure switch. My first suggestion is your mechanic is an ahole and you should find a new one. C. 58. In the afternoon when driving home from work with outside temps around 85-90 degrees, the AC will work fine for about 5-10 minutes then the compressor will start to cycle on and off every 6 seconds while driving and the inside vent temprature will rise to 52-58 There is an AC compressor mount that you can buy or copy that relocates the GM compressor to the top of the engine but it's pricey if you just buy it. The chart says it should be 32-42 PSI, 200-260 PSI with vent 33-44F. 4 posts · Joined 2011. 0 Liter Engine #CK-000140 $1,197. 1999 Wrangler Chili Pepper Red. It was at 35 psi, its about 70-75* in the garage (door was open) and engine had been sitting for about 2. Tried using a jumper to engage the clutch and this did not work. Leaking coolant is usually a sign that your water pump needs to be replaced. This video shows you how to quickly plug it. Mine was around 20-25 and thus the AC compressor would cycle on and off or just stay off. Jeep Wrangler TJ AC Control Knob . Also replaced idler and tension pulley, not related to overheat. A/C was always an option, yes. use the dye to find the leak. 50686 posts · Joined 2005. $6. I just moved to Miami and recharged my AC the other day (much needed in Florida). However, as it is starting to get warmer down here in Texas, I have noticed the AC intermittently works. Affordable, reliable and built to last, Mopar part # 5015872AC Switch-A/C Low Pressure Cut Off stands out as the smart option. Yes, you can add some refrigerant while the compressor is not engaged. He said 75 non running! Pressure of low side should be =outside temp minus 35. I just picked up my 3rd TJ a couple of months ago. Put a thermometer in a vent and watch the temp. Reactions: bedhed, Painfultruth, psrivats and 1 other person. $19. As you add freon to the system it will eventually get enough in there to trip the switch causing the compressor to kick on. 99. get some dye from the local parts store. 0L, 1999-2006 Jeep Wrangler 4. Add to wishlist Largest Selection Of Jeep AC Parts; Best Directions, And The Lowest Price; Fast and Free Shipping on A/C Kits* Family Owned and Operated; The Jeep Wrangler Power Steering Pressure Switch is designed as a replacement for original equipment for the 1997-2002 2. The pressure test is easy. It's there to relieve an overcharged system and allows for the extra pressure to escape. The valve is tight, I checked that. With older cars like a 2003 TJ, the rubber seals and hoses can wear out and start leaking. 4L 4. JTK Engineering @JTKEngineerin_427467 Follow Following. Hi, I'm close to finishing up my 2. #3 · Jun 10, 2010. All that is needed beyond typical tools is a vacuum pump and a set of AC gauges. I started Jeep Update - After cleaning out the clutch and inner surface on the compressor with a wire brush and reinstalling, the clutch began cycling ~3 seconds on, 10-15 seconds off. Low Side Pressure for R134a is often around 25-27 PSI, this is the same pressure in the evaporator and is the corresponding pressure to just above freezing temperature for water. I am not really familiar with newer Jeeps but my 2004 Dakota has a low pressure service port on the smaller line just after the orfice tube just remember that anything after the expansion valve (orfice tube) is low pressure. No need to remove the PS hoses from the pump. Check out free battery charging and engine diagnostic testing while you are in store. There is a connector atop the accumlator. It's that A/C time of year again. Gillette, WY. Lifetime Supporting Member. 0?I know it is posted on a decal on top of the radiator,but mine is messed up and halfway torn off. My transducer is located on the passenger side right by the condenser. My compressor cycles on and off every 5 seconds or so, repetitively. 11 12 2012 13 2013 14 2014 chevrolet cruze engine fuse relay box oem. I know this is a sign of low Low side schrader valve replacement. High side should be 250-300 psi. Thread starter Camhabib; Start date May 10, 2021; C. The gauge movement follows the a/c clutch pulling in and out. Check power steering fluid level. 21 posts · Joined 2015. Compressor diagram air wiring board sanden relay none altered specific threads so has jeep . 2004 Jeep Wrangler Rubicon 4. OK - dumb question of the day. Share. First picture is 97 thru 2000 style and yes thats the low side for those years the second picture is 2000 on up style, not sure which one there, I don't have the design in my 99 tj. 6. With the engine cold starting on a 60F day, I turn At an ambient of 75 degrees, your high side should be no higher than about 190 PSI. Even before starting my WJ and turning the AC on I could tell there was pressure in the lines/ports when I connected the gauge couplings. 99 1999 Jeep TJ A/C High Side Pressure Switch - Climate Control - GPD - PartsGeek Keeping dumping it in there until the compressor quits cycling but keep an eye out on the pressure gauge to make sure you don't over-charge. If the actuator is not moving, here is a link on 1. Jeep Wrangler Starter (03-06 4. Both have to be closed to get power to the clutch system. The Jeep Wrangler (TJ) is the second generation of the Jeep Wrangler off-road and sport utility vehicle. Here's the part number: Genuine Chryslerar Valve A/C Pressure T Part# MOP-5073617AA. The warmer air that the blower fan has forced over the evaporator enters the cabin of your Jeep as cool air or AC. I have good pressure on the low pressure line. **This kit is currently on back order. 5 hours prior to testing. 97 1997 Jeep TJ Side Marker Light Socket - Body Electrical - AC Delco, Crown Automotive, Standard Motor Products, Wells, Front - PartsGeek 2003x said: Hello -. (5) Insert a thermometer in the driver side center A/C (panel) outlet. 1997 Jeep Wrangler TJ High Side Pressure. When I first start the Jeep, I have noticed that it usaully works good and blows cold air. Learn more. Cool your Jeep Wrangler. 99 WJ with a 4. still having ac issues. I took off the low side service port cap and used a screwdriver to push the Guess you want to shoot for about 250 psi on the high side. Post by twilliam » Mon Aug 16, 2021 8:56 pm. Once the leak has been found, this must be closed again by replacing the respective component. Tried the "pipe cleaner in the sender orifice" fix (no sludge on the pipe cleaner) 4. Open the hood, locate the AC compressor which should be on top and right in front of you. 25") from O'Rielly's . We have a straight 6 Jeep, automatic. You should be around 175~. The inner part of the pulley should be rotating with the belt which means that the compressor clutch is Now that the jeep is running I can finally finish the AC installation. 0 01-99. Front 4 link build. If it engaged, cold air should flow into your car, which means your AC actually works, it just needs to re-shim. You can also test continuity between the high and low pressure port plugs to the AC clutch or relay NOVAPARTS 55056558AA AC Heater Climate Control Panel Switch Unit for 2005 2006 Jeep Wrangler TJ 2. Farmergreg said: My LJR bought in March seems as though the AC charge was questionable. Not sure if it's Mopar or not. I just changed the AC clutch bearing in my 2005 Rubicon 4. 0 NV3550 with only 42k on the clock. Vent temp stays about 45 degrees and the compressor seems to stay on continous. When I got the system pressurized the compressor got the system up to 450 - 500 psi. Is that something worth picking up? You want to have somewhere in the neighborhood of a 40 degree coil - which is usually 35-38 on the low side (suction side). However its still better than the 100 degrees outside. My concern is that it may not be the valve but instead the sealing area around the valve, then I'll replace the entire hose. The easiest thing to do is source a wrecked TJ of a similar year (in your case I would look for a 97-01 TJ with A/C) and get all of the A/C parts off it which will include the condenser, compressor, lines This is a MOPAR replacement AC Low Pressure Switch for the above listed Jeep applications. Good Luck. The switch itself works, it's The connector on the wire that became loose. 40psi on low side and 200-250 on high side. I checked the 10A clutch fuse and swapped the matching horn relay with the AC relay and no luck. #11 · Sep 2, 2014. I was thinking 28-30 psi would be correct but the formula give P0106(M) Barometric Pressure Out of Range MAP sensor input voltage out of an acceptable range detected during reading of barometric pressure at key-on. It is nice when a plan comes together - LOL By buying the individual components I wa 1 post · Joined 2022. The discharge hose connects the compressor to the condenser, with an inline pressure switch port. The valve re-sets itself when the pressure drops to acceptable levels and does not need replacing. R134 is not R12. To get proper reading, you have to check both the high and low sides with a proper set of gauges. 30. xj2000cherokee - as far as the eng cooling fan coming on with AC selected, jeep uses 2 logics*. also make sure the A/C switch is on on the console. OP. TJ Air Conditioning. The switch contacts will close when the suction pressure rises to approximately 234 to 262 kPa (34 to 38 psi) or above. Use a stick or a rock (just anything but your hand), and turn the compressor clutch clockwise. According to the manual there are two types of damper, one that is connected to a vacuum line leading to the intake and one that has no such 25643 posts · Joined 2008. The AC will blow cool but not cold. Recharging AC. 5 exhaust manifold replacement but, I forget which vacuum hose connects on the intake under the throtle body? I recall the brake booster, valve cover hose and something else connects but, I forgot. (Several times a minute). Jeep air conditioner install in yj. I have a 1999 Wrangler TJ and the AC clutch will not engage. SPECIFICATIONS. #3. 0-2. I have changed out I would look at the AC pressure switches first, particularly the high pressure one since you are seeing the issue under load. Fits the following Vehicles: 2013-2018 Jeep Wrangler | Rubicon, Rubicon 4WD, Sahara, Sahara 4WD, Sport, Sport 4WD, Unlimited Rubicon, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD | 6 Cyl 3. 0L Discharge Line. The evaporator is held under low pressure to lower the boiling point. This OBA (on-board air) conversion utilizes the stock factory A/C system on the Jeep TJ Wrangler as an on-board air source. Go. 0L Jeep Wrangler TJ) Check Details. Take your time and fill slowly. The doors and windows must be open. Add to compare. OE replacement part ; AC low pressure switch; Factory warranty; For California residents: Proposition 65 Warning. 20% off orders over $100* + Free Ground Rugged Ridge | Switch Pod, AC Vent | 17235. When the engine is hot and the fan clutch is HOT, from the hot air coming through the radiator, it should be engaged (very difficult to spin by hand). The pulley for the compressor turns all the time regardless if it's on or not. If you come to a fork in the road take it. #2 · Oct 11, 2015. If the outside air temperature is 70* the refrigerant pressure should be 70 psi. Mowrangler. Choose top quality brands AC Delco, API, Forecast, Standard Motor Products, Wells. The switch I'm talking about is located on one of the metal tubes coming to/ going from the A/C compressor. This is a complete air conditioning system that will add a/c Add to Cart. I checked the pressures with manifold gauges and they are within the "range" for the temperature. The compressor will turn on and off at high setting. (4) The engine should be at operating temperature. 5L Jeep Wrangler TJ and 2003 2. I have good AC experience and have a vacuum pump, recovery system, gauge set, scale, valve tools, etc. My 2018 JL is having AC issues. Lower ambient temperatures, below approximately -1° C (30° F), will also cause the switch Jul 18, 2021. The ports are different sizes and you will not be able to put a low side connector on the high side. I needed to get it inspected anyway, so i took it to a dealership for that, and asked them to check the AC refrigerant pressure while they had it. But I'm only getting a 20 degree delta. The hose connects between the drier, and the expansion valve. The last week or so it has also started loosing the cool air altogether and just blowing that glorious Arizona The compressor is a copy of SL7H15. First thing to check is if it's getting power to the compressor at the plug when you turn it on. On the 2001 Grand it's screwed into the top of the accumulator. My 2002 uses the transducer instead of the low and high pressure switch. Quantity. Operating Low Side Pressure should be around 25-27PSI, a high pressure while operating would be 35PSI. I'm wondering if this is a common issue, if not I'll just replace the valve and recharge it and see if it holds. 06LJR Member. the gauge needle drops from in the green (good) area and into the low-pressure area. It usually starts cool then will get a little colder after a few minutes and be alright. Some aftermarket systems may have a different switch. Waited a minute or 2, still no cold air. The a/c compressor does not "consume" refrigerant so if it's low, it has leaked out. Sensor cruze chevroletWhere is the low pressure cutoff switch for the ac on a 06 chevy Jeep cherokee. I decided to try my AC for the first time on my Jeep, 80 degrees out. If the AC system is completely empty you can go by the spec on number of ounces of R134a w/oil your 98 calls for. CharlesHS. 0 Auto, Stock, only 70k original miles. I did search it, and some have the same issue and say its fine, others say its a sign of low freon. I was having AC issues and it looked to be a Bad Relay and Both the High and Low pressure sensors, so i replaced all three today and seems like the AC Compressor and system is working correct now but when i took off each of the Sensors the Valves started letting pressure out and spraying Freon all of the place. JGC2000Laredo. 3. Baystate Jeepers. Hey everyone! I'm new to the forum and so far love it!! I've got a 2000 TJ. Charge is by weight. www. Checked freon level and it appears to A simple question I just can't get confirmation on. This section does not cite any A/C Pressure Switch Fit for Jeep Liberty Grand Cherokee Dodge Ram 2500. You will need a 12 MM socket to remove the bolt from the compressor shaft. Home; Online Catalog; Brands; Shop By Make; Customer Service; Retrieve Quote; Track Order; View Cart; Checkout; Search. 20 vio/gry wmt/lt grn d* grn/lt blu pnk/org f2fl ,31 dk blu/yel brn/dkgrn ,38 whtaho 025 powertrain control mooule (right rear of engine compt) * '"'--j engine oil pressure sensor (right side Apr 24, 2024. Complete air conditioning kit for a 2000 - 2001 Jeep Wrangler TJ with a 4. 95 YJ 2. The A/C pressure transducer monitors the pressures in the high side of the refrigerant system through its connection to a fitting on the A/C discharge line. After putting in two cans my ac compressor would only turn on for 2 seconds then turn off for another five, and it would actually shoot out refridgerant out the back of the compressor. I am having problems diagnosing the ac. Just to reiterate, you took your tj in to get the A/C charged and they charged it and a few days later it stop blowing cold. I started Jeep Wrangler TJ Forum to A typical static pressure for a properly serviced AC system is about 90PSI, that can vary greatly from system to system. Leading me to believe the system might have given the prior owner issues. Power steering fluid is easy to check and many people (mechanics included) often forget about - learn how here. 5. The low side AC line should have a static pressure over 100 with the compressor off. I've got two pressure switches in the system - one that sits between the compressor and the condensor as shown in red and one that sits on the input to the receiver/drier (so it sits on the output of the A. P0107(M) Map Sensor Voltage Too Low MAP sensor input below minimum acceptable voltage. View Catalog. I think the TJ AC system holds about 1LB. Installation Difficulty. #15. I finally bought a cheap pressure gauge that comes with the AC refridgerant at Walmart, and saw my system had 160psi in it, when the Jeep specs it at about 40psi. 91 posts · Joined 2017. After calculating using the formula: (gross vehicle weight /max tire load x 4) x max tire pressure I get 24. And the high side readings are 90-98 psi instead of Mowrangler. 245 . 1984-1990 Wagoneer Cap and Valve Kit Jeep Wagoneer A/C Cap and Valve Kit. There is also the running presssure test which is for checking a headgasket leak to the coolant. I went out and got a fuel pressure tester and If you are getting 12 volts or more to the compressor (which you are) then the tipm is not the issue. 9 out of 5 stars 16 1 offer from $173. During winter season, 2003 Jeep TJ tires can be inflated 3 to 5 psi over the suggested tire pressure settings to make up for lower temperatures. 1997-1998 Jeep Wrangler TJ a/c suction and discharge hose manifold for a 4. Actually, the site The low pressure switch is located on the accumulator, also known as the "receiver/drier". The high side - should be around 180-200. #1 · Jan 13, 2019. Lower ambient temperatures, below approximately -1° C (30° F), will also cause the switch Filling your jeep wrangler ac is simple and easy. Well, after putting a complete new system in my '98 ZJ last year, I find I'm losing refrigerant, and it's only going to get hotter. #4 un-plugged the connector wire (single black wire) Hello there, how are ya? Welcome back to ~How I Did It~ Well summer is here, and my AC was not blowing cold when idling in traffic. Be sure to consult the instructions provided with your A 13423 posts · Joined 2017. 1998-2006 Wrangler High Pressure Switch Jeep Wrangler high pressure switch. HVAC Climate Control Panel for Jeep Wrangler TJ 1999-2004 Heater Selector Control Switch, Climate Heater Panel Air Conditioning Control Unit, HS-373 55037473AB. Pull the connector off the switch, and turn the engine on, and the AC to "max". Normally shorting the low pressure switch near the battery (accumulator/drier) will turn on the compressor. Also, remember, the only time you should ever need to "re-charge" an AC system is if you installed a new AC system component, or there is a leak. It has 2 wires, it's located right in front of the TB, on what I belive is the cooler A/C tube. 1684 posts · Joined 2013. when running with AC on, pressure looks good. Brand New. Free shipping. Download. dummy. Like. Check Details. 0 . High port is down by the bottom of the battery, under the upper radiator hose. 29 posts · Joined 2012. Transducer cruze silverado partsgeek 2003 Chevy pressure equinox switch low ac where 4ab0 59dd 809d chevrolet Pressure switch ac location cruze chevrolet replacement. If good the blend door actuator may be stuck in the hot position. The dark-blue/pink wire on the low pressure switch connector should have 12V on it (This will be the case regardless of fan speed selected. #1 · Jul 13, 2020. com for reference. The orifice is located between your low pressure valve and the firewall. 90F ambient temp, the low pressure side should be between 38-47 psi. Changing oil and filter (never used Fram - never will) 2. 7. The low pressure cycling clutch switch contacts are open when the suction pressure is approximately 141 kPa (20. 0L! The bearing is available from AutoZone! Remove the serpentine belt then. 0 liter six cylinder engine. 0 Wrangler TJs 00-06 with coil pack. With the compressor running, pressure again climbs in the accumulator, and at some point the switch opens again, shutting off the compressor. View related parts. If the compressor kicks on, it's low on Freon. Soooo, as stated before, that means this is either a compressor or clutch issue. Your low side should be around 35ish with AC on at those temperatures you gave us. updated May 18, 2023 . 97 TJ Intermittent Air Conditioner issues. Rear 4 link build. If you remove it you should be able to turn the door manually to see if you get cold air. Starter tj jeep wrangler 0lWrangler 0l tj starter Starter jeepJeep cowl wrangler starter tj. I just bought a 97 TJ and absolutely love it. com Somewhere on that line will be the low pressure switch. When humid air is cooled the relative humidity increases and once the relative humidity reaches 100% water is released. Skip to main content. #2 · May 30, 2009. 3in MJ lift pack rear ZJ front coils w/1in spacers. JWebber. #1 · Jun 2, 2011. Do all of this with the AC on high and engine running. About a month ago, when I turned on the AC, only hot air was blowing out. I checked low end pressure and it builds to about 45 pounds as the unit cycles and then shuts down immediately when compressor stops. With the bolt removed, pull the Just looking at my service manual, the orifice is an integral part of the liquid line between the condenser (front of car) to the evaporator (inside car). This part fits specific Dodge Dakota, Durango models. So I have been working on getting my AC running for the past couple of weeks (In between work and the baby). 1997 tj 2. I have tested both the low pressure and high pressure switches and they both have power and the engine changes rpms when they are disconnected. If you search 5073617AA on E-bay there's one for $69. The torque specs needed to rebuild the inline six if the need should arise. 00-06 Wrangler TJ Low Pressure AC Hose. watch the low side gauge Ideal is 27-28 in/vacuum at sea level-it won't get that good using the compressor. mattman8706;6191772 said: AC Hose Manifolds Accumulator Driers Blower Motors Brackets & Mounts Cap and Valve Kits High pressure hose for a 1989-1991 Jeep Cherokee with a 2. Jeep Grand Cherokee A/C Cap and Valve Kit. There is something wrong with the A/C system. 10 . Jan 7, 2020. 1089 posts · Joined 2011. Jeep cherokee 4. They 4. Here is a easy test you can use @ 75-80 degrees f,turn the ac on outside air,temp full cold then turn the fan on high. S. Prop hood rod jeep liberty eno front v6 eko witth description available partHood prop rod tj jeep wrangler polished stainless kentrol unlimited steel quadratec Kentrol 30530 polished stainless steel hood prop rod for 97-06 jeepLiberty jeep hood 2010 headlight bulb. . BenPanko Discussion starter. Running it over pressure could damage your compressor or burst one of the lines or other components leading to much more expensive repairs. If your low side R-134 fitting fits its low pressure the high side is a different size. Replaced the following. Jumped Clutch Relay and wa-la, clutch engaged and had cold air. Guess you want to shoot for about 250 psi on the high side. I believe you don't need to jump the switch. $124. Ever since my AC Compressor was stolen a week or two back I have been looking for the correct size bolts for the AC mounting. (No leaks, that's good) 192 posts · Joined 2018. I We hope to be shipping them again by July 15th** Complete air conditioning kit for a 1999 Jeep Wrangler TJ with a 4. Dealers were getting so many complaints from new Jeep owners who had never owned a vehicle with a real oil pressure gauge about their varying oil pressure and many couldn't be convinced it was normal. you might change that to see if it . The pressure coming out of your compressor is higher than the pressure returning to your compressor. I took a small straight slot screw driver and depressed the pin on the valve when the compressor was running and dropped the PSI guage to exactly 35 psi. Reactions: tr21triton. problem on my jeep. There is a kill switch that keeps the compressor from turning on if it's low on refrigerant. #3 · Jul 30, 2009. Discount Auto Parts and Accessories Menu. 2 x ambient temp. 30-40 on the low side is probably a good range, while the It will be relatively easy to extrapolate the tire pressure necessary to support the weight of your jeep. #1. There is no interior cabi Choose top quality brands AC Delco, Crown Automotive, Standard Motor Products, Wells. You also need to check the AC compressor clutch relay in the PDC under the hood for proper function. Then it will need to be recharged. Will one from an Xj work? Only thing at pull apart. This is an older thread, you may not receive a response, and could be reviving an old Buy a 2006 Jeep TJ Computer Control Relay at discount prices. When it gets power the magnet activates and pulls the clutch in that makes the compressor turn. it emptied the can in about 3 minutes. Look at the electric fan. You'll need to vacuum the system down and make sure it doesn't leak/bleed off. Introduced in 1996 as a 1997 model, the TJ reintroduced the circular headlights the classic Jeep models had been known for. Some will do that for free 'cause they get to keep the freon; some charge. 0 TJ) a few months ago. 00 with. #2 · Jun 10, 2021. 3) radiator replaced with aluminum 2 core. The pressure diagnosis chart in the service manual suggests the following for this condition: Don't do it. My a/c isn't cooling so I put a gauge on it with the a/c and fan on high and recirculating. i need the Oil pressure switch for jeep grand cherokee wj 1999-2004 ess/wj/011aPressure 11K views 4 replies 3 participants last post by gmiller0737 Nov 4, 2011. take the jeep to a local shop and have them evacuate the system. When I popped the hood, I see the compressor doesn't turn for about 5-10 seconds, then turns on for the same amount of 2000 TJ AC Condenser - removal. If it does you are good on charge. Pulled Clutch Relay in PDC and replaced with known good; no change. While I've never had to add A/C to any of my TJs, many have added it to theirs. The low side is dependent on According to the manual, I would be expecting a low pressure of 38 to 47 PSI and a high pressure of 250 to 300 PSI if the system was charged with the proper amount of Very recently I noticed that I no longer get cold air through the vents so I plugged in some AC system gauges. My specs are whacked with the low side readings 95-102 psi instead of 38-42 psi. 0L (1997-2006) This engine is one of the most popular engines that Jeep has ever put into their vehicles. Look at the end of the harness - short the 2 wires together with a paper clip or hunk of wire. Probably going to look at pressures again tomorrow and see if I need to add refrigerant. 20% off orders over $100* + Buy a 1999 Jeep TJ A/C High Side Pressure Switch at discount prices. However after about 15 to 30 minutes (sometimes it Wrangler Ac Kits. 28/mo with. Opening and closing rate of the switch is The low pressure line is cold to the touch going into the firewall. jclaude. A/C compressor will not engage, so I did the following: #1, Tried to re-charge, the gauge went into the yellow area, border line red area. Used a Masterpro K060747 (13/16 x 75. This switch is on the accumulator and cycles the compressor clutch. Replacing the power steering pressure switch requires a moderate level of mechanical skill and professional tools. The last time I added 134A to the system, I discovered that when I pull the cap from the discharge port, I hear gas being released This procedure does not include routine things like details on trim removal, filling the radiator, disconnecting the AC pressure lines and other topics for which guidance is easily found elsewhere. Choose top quality brands GPD. OP . What happens is you will see the pressure I need a link to a wiring diagram that breaks down the a/c clutch and high/low pressure switches etc with wire colors. Jeep Wrangler Switch-A/C Cycling. 13 gears/35" Mickey Thompson MTZ P3 tires/Black Magic brakes and BM low-profile LED taillights. The low pressure port is always on the suction side of the compressor. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. X2 to the above. Add to wishlist 335 posts · Joined 2014. However, there’s also the possibility that the system has been overcharged with too much refrigerant. 2. your low side pressure will change with the temp out side. 2004 Rubicon, 6" lift, 35s, winch, hard top, full doors, bumpers, tire carrier and rock sliders. I replaced the compressor, drier and low pressure line (Orfice tube as well). 2000 - 2001 TJ Wrangler AC Kit 4. AZ Jeff said: Turn the ignition "ON", set the mode selector to "max AC", and temperature set to full cold. 0 six cylinder engine 97 tj Air Conditioner problem. B. Had the system recharged at the time. cooler=lower and warmer=higher. 97 4 posts · Joined 2021. The refrigerant is drawn into the system on the low pressure side, so no "machine" is needed. I'm having the same issue, but a little more information. 1397 posts · Joined 2011. AC2673 – Late Model GM High Flow Valve. step by step video #2 of 22006 jeep wrangler low pressure ac port Conditioning recharge engineJeep wrangler ac recharge: find low pressure port. with the 2002 jeep tj /Sahara/ 4 Liter, the AC compressor can be bypassed with smaller belt. The burnt out tail light: classic reason for a cop to pull you over - change yours now. It's possible that the relief valve failed. I heard it was around a M8 or M10, not sure on pitch or length. After having the refrigerant removed remove the fan, shroud and move the PS pump out of the way. #5 · Apr 23, 2015. Just found a leak from the valve in the low pressure line. 150-165 and the low side should Jeep Wrangler TJ Project - AC Installation - Charge System - Your discharge pressures will typically (generally ) be more than double the ambient temp when it's on. Add to Cart. Arb twin compressor wiring diagramCompressor conditioning Ac jeep wire tj 1997 clutch air power jumper switch compressor cylinder 1998 ran ccd chrysler pressure justanswerQ&a: jeep grand cherokee ac pressure switch location & compressor. Today, same thing. 2) water pump and thermostat replaced. Try to check tire pressure routinely in colder times to keep tires appropriately inflated for a safe ride on snow and frosty streets. I've got an 03 Wrangler with the 2. Make sure the A/C is turned on so it can engage once the low pressure signal is turned off. 0L 6 Cyl. Brookings, Oregon. #2. I forced it with a paper clip and just put in some refrigerant. AC compressor clutch is not spinning. com/threads/jeep-wrangler-tj-facto Jeep Parts & Accessories for Jeep Wrangler | Quadratec The low pressure cycling clutch switch contacts are open when the suction pressure is approximately 141 kPa (20. The kit includes the necessary valves, fittings Start by turning on your Jeep’s air conditioning system. Theres a video on YouTube about it. 5psi. AC2674 – JRA High Vlave Core. 00 free shipping. Using a can of r134a with a gauge just make sure to keep it in the green on the gauge. Accumulator pressure thus cycles up and down as normal part of AC operation, and the switch in the accumulator opens and closes repeatedly. A Schrader-type valve in the discharge line fitting permits the A/C 2. Air Conditioning Tune-Up - TJ Generation - Jee High side pressures are more important than low side. Replace reverse light. Yes you have a leak. Joined Mar 30, 2019 Messages 273 Location Boston, MA. I have 2002 Jeep Wrangler Sahara and the only video I can find is for a 2001, which depicts the low side port Jerry Bransford. The tipm is seeing nothing wrong with the system pressure or temperature, so it has turned the voltage on to power the compressor. Set the temperature to a cool setting and adjust the fan speed to the desired level. Gross vehicle weight of my jeep is listed at 4450 lb. lucky for me the a/c is blowing cold again. I know you've done it and never had a problem and solved Robinair Manifold Gauge Set: https://amzn. The A/C pressure transducer will change its internal resistance in response to the pressures it monitors. No cold air blowing through the vents. If the high side is much more then 220 or so (depending on outside temp) - you most likely have air in the system. The kit includes the necessary valves, fittings and caps to service both the high and the low side of the a/c system. It's there to protect the compressor and is normal in an overcharge situation. Mail crawling. Went off weight and did 1. 0 Liter discharge a/c hose. The kit has been in my jeep for only 4 days. to/2V50dYVhttps://wranglertjforum. If the engine is cooled down and your fan clutch is cool, it should NOT be engaged (much easier to spin by hand). #79-5573. Remove the AC lines and I believe 3 bolts that hold the compressor on and it comes out towards the Radiator. Place your hand in front of the AC vent and feel for a steady stream of cool air. Parts Included (1) MOPAR AC Low Pressure Leaking AC hose. So you're gauge on a cheap recharge can likely is only telling you the static pressure is slightly higher than T. Although there might be an issue with drain hose from ac box there in a no ac issue that causes excessive condensate as it is the normal byproduct of cooling humid air. We all know there's a high side and a low side port to charge your AC, which is a pretty easy procedure other than the warnings that charging on the high side is extremely dangerous. I dont have a thermometer, but I would guess mabey low to mid 70's. 4328 posts · Joined 2009. #1 · Jul 6, 2012 (Edited) I have a 97 TJ 4. J. My AC2672 – Standard Valve Core. Then after about 10 minutes of playing with the controls, the compressor or something finally kicked in and cold air turned on. 3 4L60E build. 50x15 (max load of 2270 and max pressure of 50 psi). When the compressor clutch pulls in. 20% off orders over $100* + Free Ground Shipping** Eligible Ship-To-Home Items Only. Jul 18, 2017. Ok so my A/C has been blowing cool (not really cold mind you) more or less since I bought my Jeep (97 4. Now after 5 min reduce the fan speed to low. Last edited: Mar 24, 2024. Pull the temp control knob off & make sure the shaft is turning when you go from hot to cold, the knob center may be cracked. Your low side pressure will be 68 lbs of pressure and your high side pressure will be 225 lbs. But what's involved afterwards can be costly unless you DIY. #3, jumpered the low pressure switch with a paper clip, nothing. Purged lines before refilling with r134a. realized there isn't a cap to plug the low pressure port. It is a really clean 2002 TJ 4. I put a recharge cannister on the low pressure port and with the AC on max, the pressure goes from 20 some psi up to about 65, then the compressor kicks off and pressure drops back down to 20. 2008 Jeep Liberty Bushing. Turned it on, no cold air. Try jumpering the pins in the low pressure switch connector and take your Jeep on a long drive on a humid day and see what happens. chris142. Complete air conditioning kit for a 2002 - 2004 Jeep Wrangler TJ with a 4. If you go with the Jeep compressor you'll have to make a custom mount somehow to align it with the belt. Switch attaches to the hose from the compressor Jerry Bransford. The compressor should run 100% of the time. 0L 3. The switch Jerry pointed out is actually the high pressure switch. Our AC stopped cooling. This seems crazy low. History. Files. Free Same Day Store Pickup. Last summer the AC was working fine. IF the wiring is good to the pressure switch, you should see 12V on one of the two pins in it can be done. Wrangler 2006 rechargeJeep wrangler ac recharge 2001 Jeep airJeep xj air conditioning r12 recharge !!!. Such systems utilizing the Sanden or Denso A/C compressors pump out approximately Replacing the line/hose isn't hard at all. I recently had Air Conditioning installed in my Jeep last week. We bought one of the recharge cans to see if it was low on Freon but when we attached it to the low pressure Mar 7, 2023. So all R134a systems try to maintain that pressure. , and have done several repair jobs with good success. Add to wishlist. It'll probably cycle on and off until you get enough freon 1080 posts · Joined 2015. My ac compressor wouldn't turn on, but it was due to a lack of refrigerant. The pressure diagnosis chart in the service manual suggests the following for this condition: Jul 7, 2018. Got all components replaced on the ac system and evacuated system and held for 1 hour , but seems I have other problems electrical and don't have time to start trouble shooting. Take it slow and enjoy the trip. Menu. You may have the newer AC system which uses a transducer instead. #5 · Mar 7, 2013. Since everything is cool, there is no reason to engage the clutch fan and thus Jeep Wrangler YJ high pressure switch, 10mm Thread size. My '97 TJ's a/c still runs fine and it has never been recharged. 96 posts · Joined 2015. Jeep Wrangler 4. The can will feel cold if it's feeding. I turned the car off and pressure was trying to equalize but stopped at 75 on low side and If the air conditioning isn’t blowing cold air and the low side pressure is too high, it could be caused by issues with the condenser fan. 4L Jeep Wrangler TJ models. AC2677 – 10mm High Side Valve Core. #3 · Oct 8, 2010. Tell us about your tires and is your TJ weight pretty OPERATION. #1 · Apr 20, 2016. 21023 posts · Joined 2013. With just a lo pressure gauge you cant tell if there's a restriction in the system or if it's still low on freon, if you can borrow one check the pressures on the high and low side. The temperature coming out of the vents is cool, but not as cold as it should be. Yeah, low port is up top towards the firewall. Start the vechicle, turn A/C to max or normal position (blower not matter at this time), open the high side of the manifold to atmosphere. 0l and 2wd. Mine broke off into my hand one cold morning so I made a replacement. Its enough to lower the humidity and cool the inside down a bit, but its still warm inside the jeep. If that engages the compressor you have good fuse power & the wiring from relay to compressor is good. The temperature control knob on the AC Pro is only good if your going to add freon out of the can. But if your a/c is not working from low refrigerant pressure, there's a leak. the clutch is just basically a big magnet. Inventory IN Stock. The cooled refrigerant then absorbs the heat from the air passing over the evaporator, begins to boil, evaporates, and returns to a somewhat cool gas. This cycle repeats and I didn't try to add any freon since the pressure was WTB: 2005-2006 AC high pressure line. A frustrating WORK IN PROGRESS :banghead: 681 posts · Joined 2006. disassemble, clean (with alcohol and compressed air) all the lines. Oe replacement for 1999-2016 jeep cherokee oil pressure switchAc low pressure switch location: ac kicks off and on. 25 hours after pulling vacuum to -30 then letting it sit for over 45 minutes and no increases showing loss of vacuum. Otherwise, the AC blew cold, and everything else on the vehicle worked perfectly. TheBoogieman. If it goes on the drier it is high pressure, low pressure would be between the evaporator and the compressor. First step is to determine if the compressor is turning. 0L 55056558AB. Joined Sep 3, 2021 Messages 33 Location Alabama. Apr 7, 2024. AZ Jeff. How To Recharge - R134A Refrigerant Auto Air Conditioning Recharge. Never over-inflate above psi showed on tire sidewall. As others pointed out, the two ports are physically different in size, so it's impossible to mount the hose on the wrong port. Description. or test continuity between the AC compressor/clutch plug and relay using a wiring schematic. There is, at least on my '98, a fuel damper. the jeep was set at MAX AC with max blower speed. Mar 22, 2019. 37 . Easy to use parts catalog. Use Code: SUMMER24. The charts are intended to help provide an understanding of a vehicle’s air conditioning system pressure, which can be helpful during the diagnostic and recharge processes. #8. May 10, 2021 #1 So when I went to replace the heater core, I had to drain the refrigerant to complete the job and get the air box out. Doors and windows closed. Matthew 6, 5-6 Read it, Follow it. Donny O. TheDrummer212 Discussion starter. 4L 4 cylinder. It is my understanding there has never been a fuel pressure regulator on the fuel rail of any TJ model engine. 75 is too high. Right now I have a factory Order Jeep Wrangler A/C Switch online today. By doing so the A/C functionality is lost for the gain of a compressed air source from a belt-driven compressor. 31x10. The system will "pump" itself down. It fits Jeep Cherokee, Wrangler. P0108(M) Map Sensor Voltage Too High MAP sensor input above maximum OEM Mopar parts are the best for restoring your vehicle to factory condition performance. I didn't take pictures so, I'm looking for a vacuum hose diagram. 5 BFG longtrail TA. R134a is what it requires. Check your purchasing power. One more quick example. High Side Pressure really depends on the system and where you measure the high side pressure. Run at idle, with the freon can right side up - valve at the top - shake it every minute or so. If you send a slug of liquid refrigerant into the compressor it will blow up the compressor (I’ve done it). #1 · May 4, 2015. Say your home a/c is running and has r-22 freon in it. The cap on the high side charge port was missing also. The tires are General Grabber at2 31x10. For the 2004 model year, the long-wheelbase Unlimited model was introduced. Does anyone know the total capacity of R134a for a 2003 Wrangler with 4. 0l and Selec-Trac; 01 WJ with a 4. 0L, 2000-2006 Jeep TJ 4. Part Number: 4856849. 1) fan on with AC. schabj3 Produced from 1997-2006, many consider the Jeep Wrangler TJ to be the This is because the compressor tries to keep the low side at around 30psi or lower and the high side at up to 300 psi. A/C is a closed unit. The AC system gets it's power through TWO switches on the control panel: one on the "mode select" switch, and one on the fan motor. Ac condensor Ac evap Ac dyer Ac compressor Ac liquid line Ac suction line Pulled vacuum for 1. View attachment 330951. I just put that out there because a lot of guys have AC that doesn't work (or doesn't blow very cold), and they assume that recharging it will fix it. I have been trying to charge mine,am up to 2 cans of refrigerant,and the compressor is still cycling on and off. The line includes orings, and is an aftermarket replacement Pay in 4 interest-free installments for orders over $50. either take a shoe string and measure for the correct length you need, or turn your AC pump into an air compressor to run air tools or to inflate your tires. #3 · Jun 1, 2006. 1) AC condenser replaced last year to resolve a leak. Compressor should start to cycle on and off. The fan and shroud and radiator overflow tank. You pump it up and see if the pressure starts dropping. 90 XJ 2 Door Sport. Four Seasons 56794 AC Manifold Hose Assembly for HA11442C HA11442 4811797 gu (Fits: Jeep TJ) The #1 Seller of Genuine Four Seasons Parts on eBay. My jeep didnt come with a/c so i am not sure how many relays and wires i might be missing. #3 · Aug 7, 2021. The compressor cycles on and off very quickly. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Order Jeep Wrangler A/C System Valve Core and Cap Kit online today. Wiring wrangler yj conditioning FKG AC Compressor and A/C Clutch CO 22034C fit for 1999-2004 Jeep Grand Cherokee 4. With the engine cold starting on a 60F day, I turn the AC on and the high side immediately climbs to 500 psi and then the Here is what I have done so far to resolve. #1 · Feb 23, 2022. #2 · Oct 31, 2010. I have 2002 You can test each of those conditions to see where the problem is. With the engine running & AC turned in all you have to do is look at it. Camhabib TJ Enthusiast. Frosting low pressure hose is sign of low charge. 25lbs Connect gauges to the system and see what the stabilized (off) system pressure is. You may get lucky and get cool air by pressure, but I promise a correctly measured charge will work better and be easier on the compressor. 0 1999-1999 a/c compressor newCompressor conditioning 0l wrangler tj mx 1996 jeep 2005 air fits ac. 2754 posts · Joined 2006. 3376 posts · Joined 2010. 5l Okay I’m stumped. If good so far, start the engine & switch Digger84. I worked through the wiring diagram and ended up getting this to work, kind of. #4 · May 3, 2015. Defective Condenser Fan. #4 · May 30, 2012. They said Use some type of sealer paste and seal where the black AC duct collector goes out of the jeep and then get a 5/8" ID plastic tube to go from that hole (origi High pressures in the AC will cause the compressor clutch to disengage to protect the system. You won't be able to get enough in unless you have the engine running. #2, checked the A/C relay, swapped them with the horn relay, both are good. 5 psi) or lower. 4. The Compressor isn't coming on. At 1500 rpm with airflow through the radiator and the AC fan on high the low side should be around 25-30 psi and the High side should be 200 and 250 psi. Fits all 4. 0 reviews . Copy link. Once desired pressure reached; Disconnected freon can, replaced cap. to/2UptFZkRobinair Thermometer: https://amzn. OVERVIEW. The other line from the compressor will be to the condenser that is located in front of the radiator, that will be the high pressure line. Ensure that the air is flowing evenly and not being blocked or restricted. Best to have the system checked so additional damage isn't done to it. This is a complete air conditioning system that will add a/c $1,183. MichaelCar001 said: If your AC isn't working, it could be something simple like needing a refrigerant recharge, or it could be something more serious like a broken compressor or leaks in the system. Save Share. #1 · Nov 3, 2011. Unplug the low pressure switch connector from the switch. what need to be done is you need to get you a set og high and low gauges and tell me what you low pressure and your high pressure are. The switch attaches to the filter drier. 0 liter engine. 43474 posts · Joined 2006. See photo. Jul 12, 2018. I noticed the AC compressor cycled on and off more frequently than I'm used to. R134a. brplatz Discussion starter. Engine - To check the wiring circuit for the AC clutch, you can either put a jumper wire in where the relay goes with AC on. ) The R-134a and R-1234yf pressure charts are for guidance when using A/C Pro ® recharge kits, refills, and gauges. 50 | Fits 1997-2006 Jeep Wrangler TJ Recommendations Nilight A-Pillar Switch Pod 12V Left Driver Side A Pillar Rocker Switch Panel with Backlit Label Stickers Pre-Wired On Off 4 Color Toggle Switches for Jeep Wrangler JK JKU 2011-2018, 2 Yeas Warranty Jeep yj air conditioning wiring Power switch compressor getting wiring comfort trouble jeep cherokee reply Jeep tj ac wire 1997 air clutch power jumper switch cylinder 1998 ran compressor ccd chrysler pressure. Thread starter 06LJR; Start date Nov 25, 2022; Tags a/c ac air conditioning high pressure high side line pipe tube Status Not open for further replies. changed oil pressure sender with Mopar unit. Change a tail light. The low,and high side are connected, so there is no way to tell where your leak is with the gages. k/dk grn . 7708 posts · Joined 2005. It may be sending a false "high" signal under engine load that kicks off the compressor. #2 · Mar 18, 2011. I am chugging away at my on-board air setup and want to use as much of the factory harness as i can. 0; This How To Remove Jeep Wrangle TJ 97-06 AC Heater Climate Control Switch Older TJ oil pressure gauges indicate the normal ups & downs of oil pressure but newer gauges after maybe 2001 or so don't. 2; Makes & Comments. Disconnect the connector - squeeze it to release it. I tried to upload supporting photos, but it was taking longer than the heater core replacement. Kraken72 said: Looking for the electrical connector for my ac high pressure switch. Product Details. then I duplicated the conditions that made it blow the refrigerant out. If it is blowing hot air or not cold air then it has a leak. i purchased the big chill can with the hose attached and proceeded to charge the system. 1. JeepGirl04;5264893 said: when it doubt pull it out. '99 TJ without Aircon - this is part of my ongoing quest to retrofit AC (aka the Junkyard AC project). Details. I never recharged it since if it’s warm enough to ac swsens fused ign sw 5 vtt supply ocoffsw fused b(+} fused ign sw 02 1/2 sig 02 1/1 ret 02 212 sig sci transmit pnkawt gs3 ,"3 dkslu/org k75 - a b. The kit is from Jeepair. Sometimes it fails and does not go through the oil jacket just to the coolant. Like . screwbean. 6L. Reply. Same about "sweating". The high and low pressure The pressures can vary a lot, depending on humidity and temperature, as well as the individual vehicle. Novak's harness wants a 12v signal when the a/c turns on to turn on the cooling fans and then it has a wire out to the compressor. Easy. 2) fan only comes on when AC high pressure = Xpsi. Cherokee 0lConditioning air compressor parts patriot jeep remanufactured 1993 jeep wrangler a/c UAC HVAC Pressure Switch for 1982-1983 Jeep CJ5 - Heating Air Conditioning cb (Fits: Jeep) The #1 Seller of Genuine UAC Parts on eBay Brand New : Universal Air Conditioner AC equipment can't have sealant run through it, so just to recharge after it's added is major money. RUBI 4 MY MRS. Share 0 Share on Facebook Tweet Tweet on Twitter Pin it 0 Pin on Pinterest Fancy Add to Fancy +1 +1 on Google Plus kloppk. If the system has a leak and all the refrigerant has leaked out, then it's just replace faulty parts, pull a vacuum, ensure no leaks, then recharge the system. On the aluminum tube or on the can itself, you'll see a small round device with 2 wires on it - that's the Low Pressure switch. Dirty evaporator. Greetings gents. Try adding 1 can - no more. A few seconds into it the compressor kicked up and the inside was ice cold :thumbsup: then i pulled the hose off the low side port and it started making a 2000-2002 Jeep Wrangler TJ 4. Engine - 4. Tested oil pressure with manual gauge & confirmed low oil pressure (0-4psi) at normal operating temp. With your 75 degrees the high side should be 2. This week in the hot weather, I found the dreaded oil pressure drop off at idle, the condition seemed to be consistent with water temp reaching 210. IF the PO replaced the LPCO and the clutch did not engage; there probably are problems with the A/C controls. vo jg nd vu sp zl iu mx rx us