Why is my air conditioning not working on my Jeep Liberty?

Dana Dowling/Demand Media The air conditioning system in your Jeep Liberty compresses a refrigerant and blows the resulting cold air into the passenger cabin. When this system is not working properly, it can be because the pressure in the AC lines is too low, or because the compressor has failed.

Where is the air conditioning line on a Jeep Liberty?

The air conditioning lines will be steel lines running on the left side of the engine bay. The low pressure line on your Liberty is marked with a blue valve cap on the line. Unscrew the blue valve cap and screw on the air conditioning pressure gauge. Turn the knob on the pressure gauge counterclockwise to allow pressure into the gauge.

Why is my air conditioning not working properly?

When this system is not working properly, it can be because the pressure in the AC lines is too low, or because the compressor has failed. Replacement compressors can be purchased from most auto parts stores. Recharging your air conditioning system can be done by most mechanics.

Why does the a / C compressor clutch not engage even?

The a/c compressor clutch will not engage even when I jump the low pressure switch thats mounted on the top of the accumulator (dryer). Is there another method such as direct from the battery? There are two wires goin into the compressor instead of one so I am unsure of how.

How to charge the a / C in the 2005 Jeep Liberty?

Turn the valve at the top of the R134a canister all the way down. The R134a freon will rush out of the canister and into Jeep’s A/C system. If the can gets too cold to hold, you can wrap it in a wet, warm towel. Turn the valve atop the canister upwards and stop the flow of freon.

Why is my Jeep Wrangler blowing hot air?

My 06 Jeep Wrangler’s A/C is fully charged ( it’s been checked ) and the blower is working fine on all settings, but it’s blowing hot air.: Any suggestions will be appreciated…thanks in advance. 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.

Why is my Jeep Grand Cherokee not blowing cold air?

One of the most inconvenient vehicular problems is when the A/C won’t blow cold air. If your Jeep Grand Cherokee isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening.

Why is my a / C not working on my Jeep Liberty?

Why Isn’t My A/C Working? What are common reasons my Jeep Liberty has air conditioning problems? While there are a variety of reasons your Jeep Liberty air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

Why is my AC not blowing cold air?

The chemical Freon or simply you can call it coolant is the reason why the AC cools hot air quickly. The chemical can run out if there is any leakage in the AC. Thus, AC would not work, as there is no Freon in the system.

Can a low refrigerant level cause the AC compressor to not turn?

Motor running, AC on max, fan on high. Clutch on compressor is not turning. Did not want to charge the system if there is refrigerant at the correct level. Checked the fuse and it is good. Most of the time this is sign of low freon. 9 people found this helpful. Then it is likely OK to charge the system and then the clutch should engage?

Why is the a / C compressor not engaging in my Jeep?

I can easily turn the compressor by hand so it doesn’t seem to be seized. I removed the A/C clutch relay and tried using a jumper wire to engage the clutch/compressor but with the 5 prongs on the relay I wasnt sure which ones to jump together.

Why is my refrigerant not working in my Jeep Wrangler?

BTW, you can not add refrigerant without the compressor working, the high side safety could be holding you out as well as stated above because the compressor is not moving the refrigerant through the system.

When to turn on AC in Jeep Wrangler?

Have a friend, while idling the jeep, turn on the ac; please be careful I case it engages. If you hear a clicking noise, you know power is making it to the clutch, from both the high and low switch, and the clutch is bad.

Why is my air conditioner blowing warm air?

Here are some of the instances that you might be experiencing an issue with your AC blowing warm air. First you might turn on the AC and meet a warm blast of air. Sure it takes some time for the air I your car to get cold, but there will be some instances when the AC blasts warm air into your cabin. This might mean you need a system recharge.

Is the a / C blowing hot air or cold air?

I know as a jeep the AC is not its beat feature! Mine blows cold but its no artic blast.. 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. If good the blend door actuator may be stuck in the hot position.

Why does my car AC blow cold air then blow warm air?

But that cold air turns warm fairly soon after because the high side pressures build to the point that the high pressure switch shuts off the compressor clutch. Once pressures equalize, the high pressure switch allows the compressor to start up again. The cycle repeats over and over, providing a short period of cold air, followed by warm air.

Why does my a / C heater blow out cold air?

If the heater outlet air temperature cannot be adjusted with the temperature control knob on the A/C Heater control panel, the following could require service: The A/C Heater control. The blend door actuator. The blend door. Improper engine coolant temperature. I have the same issue as mcebbie. This also applies to the AC in the summer.

Why does my Jeep Liberty clutch not engage?

The AC clutch on my Jeep Liberty 2006 won’t engage. Here is what I have checked so far. When I jump the AC relay I am able to engage the compressor and get cold air, pressure at rest is about 105 pounds at 60 degree F. When the compressor is running it drops to 35 psi.

How many relays are in a Jeep Liberty?

Engine Compartment Fuse Box Diagram № A Protected Component 1 40 Blower Motor Relay 2 30 Radiator Fan (High Speed) Relay, Radiato 2 40 Radiator Fan (High Speed) Relay, Radiato 3 50 Park Lamp Relay, Daytime Running Lamp, H

What causes an AC compressor to not engage?

If the clutch doesn’t engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. AC compressor clutches receive power in a number of ways. They can activate through a relay that’s energized directly by a proper condition of the low and high pressure switches.

What to do if your air conditioner is not working?

Replacement of most air conditioning components requires complete evacuation of the air conditioning system with a refrigerant recovery machine. Once components are re-installed, the technician will remove all air from the system in preparation for recharging the system with new refrigerant.

What happens when the air conditioner compressor fails?

When the compressor fails, the most common symptom is warm air from the vents. A squealing or grinding noise may also be heard from the compressor in the event of mechanical fai… Read More When the condenser fails, the air conditioner will fail along with it.

Why is my car AC not working after recharge?

There could be numerous reasons for the improper AC working after you recharge it. You can handle the situation by finding out the most common reasons for this right away! 1. The Compressor is Unable to Connect Numerous reasons can cause the compressor to not to connect with the vehicle AC.

Why is my Jeep Grand Cherokee not cold?

Most of the time, when your Grand Cherokee’s air isn’t blowing cold enough, it is going to be a lack of refrigerant causing the problem. We recommend having a professional recharge your A/C if it does end up being a coolant issue.

What makes a Jeep Grand Cherokee air conditioner work?

The only thing that the air conditioning system has in common with the heater is that they both use the climate controls and the blower motor. It is entirely possible for your Grand Cherokee’s heater to work just fine even when the air conditioner is not blowing cold at all.

What causes a jeep to have a no start condition?

The usual suspects, that can cause this type of problem, are a bad fuel pump, bad crank sensor, bad ignition coil (if your Jeep is distributor equipped), etc. Does Not Crank Condition: Means that the engine is not cranking when you turn the key to crank the engine.

What are common reasons my Jeep Cherokee has air conditioning problems?

What are common reasons my Jeep Cherokee has air conditioning problems? While there are a variety of reasons your Jeep Cherokee air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

How can I tell if my Jeep air conditioner is leaking?

Some of the ways professionals use to check for leaks include: Dye testing, Electronic detection, and Nitrogen detection bubbling. While you may consider this an issue with some Jeep AC systems, some Jeeps have very loud cooling fans which can be considered ‘normal’.

When to see a pro about Jeep air conditioning?

TIP: If you own a Jeep older than 1992 models, it is often advisable to see a pro when you experience AC issues. This is because older cars use a refrigerant no longer available to the public. A properly functioning AC is essential especially for those summer time road trips or while on a desert tour.

What kind of problems can a jeep have?

Of all the problems a vehicle can have, Air conditioning failure is among the worst. This component is especially important for off-road vehicles like Jeeps. When drivers understand how the AC works and issues associated with air conditioning systems, identifying AC problems and solving them becomes easier.

Are there any problems with the Jeep Liberty 3.7 engine?

According to one leading engine builder, Chrysler’s 3.7-liter engine has some fatal flaws. The engine builder also adds that if not attended to, there could be some serious as well as catastrophic vehicle failures just after the warranty expires.

How does the heater on a Jeep Liberty work?

At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers. If the heater has stopped working in your Liberty, this process has failed in one way or another.

What are common reasons my Jeep Liberty has air conditioning problems?

What are common reasons my Jeep Liberty has air conditioning problems? While there are a variety of reasons your Jeep Liberty air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. What will be the outcome of an air conditioning system diagnosis?

What was the problem with my 2007 Liberty?

Replaced window glass and track or fixture inside front doors. Seems to be a common problem with 2007 Liberties. Parts had to be ordered and took 2 weeks to get in. trailer lighting “module” shorted out causing running lights and turn signals to malfunction or not work correctly.

Where is the a / C to heat control on a Jeep Liberty?

As with the Jeep Liberty, the A/C to heat control is the centre dial on your dash. This opens and shuts the gate behind the dash to determine how much hot or cold air goes into the system. This is operated by an electronic part called an actuator. It simply goes up and down to open and shut the gate.

Why is the heater in my car blowing out cold air and not?

The problem with the heater on the Vauxhall Corsa (as well as the Renault Clio) is often that there is no power from the heaters at all. This issue has nothing to do with cold air coming out instead of heat. This loss of power is also a common issue on the Renault Clio.

Why does my AC not cool hot air?

Can a bad radiator cap cause a leak?

There may be times that the reservoir radiator cap may turn out to be faulty. While this may seem to be a minor issue, it can lead to dire consequences. In normal circumstances, the coolant gets ousted out from the reservoir overflow tube, the moment the engine starts warming up. This leakage is visible and may result from bad reservoir cap.

What to do when coolant is coming out of radiator?

When you have no idea where the coolant is going, conducting the pressure can help solve the confusion. You would require an air pump that in turn will help you detect the leakage point when nothing is visible to the eyes. Remove the radiator cap and attach the air pump’s tester hose to the coolant recovery tank.

What are the symptoms of a bad coolant temperature sensor?

Hence, it is advised to have your car inspected right away to avoid any serious problems. Here is a more detailed list of the common symptoms of a bad coolant temperature sensor. One of the first symptoms you will notice is that the check engine light will activate.

How do I stop no air from dashboard vents?

This door is controlled by a thumb wheel that when activated will open and close the vent air flow door. Work the thumb wheel from one side to the other while checking the airflow. The flow should stop and start again, if the thumb wheel does not make a difference the problem is somewhere else.

What is temperature gauge on Jeep Liberty 3.7L?

I have a 2006 Jeep Liberty 3.7L that has a temperature gauge on the dash that reads an overheat when driving. The oil looks normal, there is no white smoke, no bubbling from reservoir. I have replaced the following:

How to troubleshoot a Jeep Liberty diagnostic problem?

Switch or scanner off, and remove your OBD-II device’s cable from the Liberty’s computer outlet. Shut down all running components within the Jeep and exit the vehicle. Research the codes on your list.

What are the problems with the Ford Liberty?

The Liberty’s internal computer could be working fine, and the diagnostic problems may be the trouble codes logged into the system. The Liberty’s powertrain control module routinely checks the engine, electrical, and other systems and catalogs malfunctions. The other type of diagnostic could be the PCM itself.

Where to find OBD code on Jeep Liberty?

Neither your scanner’s manual nor your Jeep’s handbook will have these. They can be found online or in specialized, make, model, and year specific repair manuals. If you are using a Haynes or Chilton book, most of the OBD-II codes can be found in the sections dealing with vehicle emissions.

What should I do if my compressor clutch is not working?

If you’re not getting battery voltage, pull the compressor clutch relay and check for power and ground on the relay control coil terminals in the socket. Wiring varies by make, model, and year. Some car makers trigger the relay control coil ground through the PCM or ECM.

Can a seized compressor cause a car to not start?

Seized compressor is a rather rare failure and in your case, actually requires 2 failures to occur. You need the A/C compressor clutch to get seized to the compressor pulley, and then need the compressor itself to fail internally.

How to fix a locked up AC compressor?

Scotty Kilmer, mechanic for the last 48 years, shows how to correctly repair your car’s AC system when the compressor locks up.Do it right the first time and you won’t need to do it again. 1. Vacuum Pump: http://amzn.to/2Aqzfwz 2. AC Gauges: http://amzn.to/2jGFwfN 3. Mechanic’s Tool Set: http://amzn.to/2Bzmccg 4.

What happens when an AC compressor is seized?

How can an A / C compressor be ” broke “?

There are several different ways an a/c compressor can be “broke”…. Seized compressor is a rather rare failure and in your case, actually requires 2 failures to occur. You need the A/C compressor clutch to get seized to the compressor pulley, and then need the compressor itself to fail internally.

Why is the AC blowing hot air in my Jeep?

88 is the digits test. 14 is recirculation motor not responding and 54 left temp door travel too large. I would first reset the faults by disconnecting the negative battery lead and see if the faults come back. The 14 seems to be the motor itself.

Why does my AC keep blowing hot air?

So my AC is acting up, sometime when I turn it on it blows cool air, sometimes it’ll be hot air, and sometimes one side of car will be hot and one side will be cool. Any ideas? I also do see the condensation on the ground under jeep if that matters.

What do the malfunction indicator lights mean on a Jeep Liberty?

The malfunction indicator light — or “MIL” — resembles a car engine. It lights up when the key is in the “On/Run” position, before the engine starts. A MIL that remains lit is indicative of an engine or emissions system problem. The only way to know for certain why it’s on is to have the diagnostic codes checked.

Are there any electrical problems with a Jeep Liberty?

The local Jeep Dealer is useless. I have a 2002 Liberty – one of the first off the line. This weekend, I think I blew a fuse for the interior electrical. The radio/clock, lights, locks, and alarm do not work. I was driving when it happened, and it scared the heck out of me.

Why does my Jeep not start when I Turn on the ignition?

If your vehicle does not have a check engine light this may not be a problem. It is possible that this is just the sound that the vehicle makes normally. If you’ve owns the vehicle for quite some time and… Engine heat can degrade components such as ignition coils and the crankshaft position sensor. The components will then fail once they are hot.

Are there any problems with the 2003 Jeep Liberty?

Click on a category below for details. Help? Loading Curious how the 2003 Liberty compares to other years? Check out our Jeep Liberty overview to see the most problematic years, worst problems and most recently reported complaints with the Liberty.

Why are the cooling fans not working on my car?

1. Engine running hot 2. Cooling fans do not function 3. Cooling fans stay on at all times Average rating from 129,472 customers who received a Vehicle Engine Cooling Inspection. Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool.

Why is the radiator fan not working on my Jeep Liberty?

There are many reasons why your Jeep Liberty’s radiator fan is not working. Of all the ones listed above, start with the coolant level, then check the fuse. After that, the order isn’t so important. But, you don’t want to miss the easy fixes before you start testing wiring.

What to do if your liberty has a bad temp sensor?

Your engine temperature sensor is responsible for relaying your engine temp to the ECU. Once the temp gets so hot, the ECU commands the radiator fan to come on. If your Liberty has a bad engine temp sensor the radiator fan won’t know to come on, because the ECU won’t know how hot the engine is. You’ll need to locate and test the engine temp sensor.

What to do if your radiator fan is not working?

If it is blown, replacing the fuse will only solve the problem for a very limited period of time. Unless the wiring issue is fixed, the fuse will blow again. The wiring harness itself can go bad. Your author has personally had a shredded tire completely pull the fan wiring out of his vehicle. It can happen.

What happens when I jump the AC relay?

When I jump the AC relay I am able to engage the compressor and get cold air, pressure at rest is about 105 pounds at 60 degree F. When the compressor is running it drops to 35 psi. I can’t check the high pressure side because I don’t have a gauge for it. If I jump the low pressure switch nothing happens.

What causes the intermittent wiper to stop working?

If you make a change in the settings and the wipers don’t react, it’s most likely due to a malfunction in the intermittent wiper relay. This can lead to a potentially unsafe driving situation as sometimes we encounter weather conditions that require the use of the intermittent switch.

What happens when you turn off your windshield wipers?

If this switch goes bad, then an electric current will go through your windshield wiper system even when it is turned off. If the park switch is the culprit of your problem, then your wipers could even continue to run when your vehicle is turned off, pulling power from your battery.

When do I Know my wiper relay is bad?

One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed. The relay switch sends an electrical signal to the module that controls the operation of the wiper motor and gears inside.

Why does my Jeep Liberty not turn off?

Vehicle is experiencing a tipms failure causing the door locks to not function along with sporadic events where all the gauges will go dead, all the warning lights will turn on, radio won’t shut off, wipers turn on even when they are set to the off position. All of this occurs while driving the vehicle.

What’s the problem with my Jeep Liberty window?

Many drivers also expressed a problem with window regulator failure. This was a recurring issue with the number of vehicles in which the window would either only have open or closed and the motor that operated the window would make quite an annoying sound while you’re trying to operate it.

What was the problem with my 2008 Jeep Liberty?

Our 2008 Jeep Liberty was parked in the driveway. All of the sudden the horn began honking on it’s own, the vehicle started, the alternator made the belt burn, and the windshield wipers would not shut off. All of this was happening with no key in the ignition and the vehicle was locked.

What happens when your AC line freezes up?

Moisture in the system can freeze at that point, blocking refrigerant flow through the valve, and you’ll notice you have warm air coming out of the vents. As the valve warms up again, the ice melts and refrigerant flows, so you’ll get cool air again, but the cycle will continue.

Is it possible for an AC system to stop working?

Usually, AC is one of those forgotten systems that you never really think about until it stops working. Sometimes there can be worn or unmodified AC systems that function for years without a problem.

Why does my Jeep kJ have no heat?

My symptom was absolutely no heat. Direction dial (vacuum actuated) and fan and speed settings were fine. Coolant was fine, heater lines showing proper temps. Just no heat. AC was great all summer but it started getting a bit cool here this fall. I distinctly remember hearing a faint buzz when the temperature was changed prior to my loss of heat.

Where are the HVAC panels on a jeep kJ?

They are quite easily seen when all the molding and panels are removed. There are four that are beneath the steering column and attach the dash to the column brace. two straight in on each side of the column and two back underneath that go up through the bracket.

How does the air conditioner work on a Jeep Liberty?

The air conditioning system in your Jeep Liberty compresses a refrigerant and blows the resulting cold air into the passenger cabin.

Why does my Jeep Renegade not blow cold air?

I’ve talked to several local garages who are not equipped to work on the 1234yf refrigerant. The fans operate and blow air through the vents, just no cool air at all. Does it blow cold on “LO” ?

How is the compressor clutch relay turned on and off?

In some vehicles the compressor clutch relay is turned on and off by the low pressure switch and the evaporator temperature sensor. In a computer controlled system, the compressor clutch relay is grounded by the computer. If the fuse is good, disconnect the electrical connector from the compressor clutch coil.

Do you need an AC compressor for a Jeep Liberty?

Replace the Jeep Liberty AC compressor to keep the Freon circulating and sending cold air into the cabin. An AC compressor for Jeep Liberty is hooked to the engine with a belt that drives the pump.

Is the Jeep Liberty heater blowing hot air?

I am the owner of a 2012 Jeep Liberty. The heater is not I am the owner of a 2012 Jeep Liberty. The heater is not blowing hot air. I have flushed the heater core and the radiator. I also have replaced the … read more

Why does my Jeep Wrangler blow cold air?

It blows cold air when it should be blowing hot air. I’ve replaced the water I have a jeep liberty 2008 with heat issues. It blows cold… I have a 2008 jeep wrangler unlimited. there is no door actuator it is all cable driven on the heat controls.

Why is my 2008 Jeep Liberty overheating?

2008 jeep liberty is overheating. Dealership installed new water pump recently. I installed a new thermostat today and filled with universal coolant. Flushed heater core in both direction with water h … read more I have a 2001 Jeep Cherokee Sport that has been having heating problems.

How can I tell if my AC unit is leaking?

An electronic leak detector is the best way to check for leaks. Give attention to the AC evaporator box water drain tube. Use the tester to search for a leak. A green and oily substance may appear in the drain tube if larger leaks are present.

Why does my AC compressor keep leaking Freon?

The AC compressor is a rotating pump that circulates refrigerant (Freon) throughout the system. Common Problems: Leaks in one or more seals or the compressor itself can occur. Particle contamination from worn parts inside the compressor are a frequent culprit.

When do you Know Your air conditioner is leaking?

You may not realize there’s a refrigerant leak until the air conditioner stops blowing cold. Refrigerant may slowly leak out of the system over days, weeks or even years. Read More When the compressor fails, the most common symptom is warm air from the vents.

How to install an AC compressor on a Jeep Liberty?

Please try again later. Jeep Liberty 3.7 L – Bypassing AC Compressor After replacing the alternator on my 2007 Jeep Liberty, I took the car for a test drive and the red battery light that was on, finally went-off. Good, my “battery light on” problem was finally solved (so I thought)!

How to repair a clutch on a Jeep Liberty?

If you decide to tackle the the compressor pulley bearing, I found an A.C. Compressor Clutch Repair Kit on eBay – which includes the bearing, front clutch plate, electromagnetic coil, and complete instructions for $75. Of course, you will need to re-use your clutch pulley.

Why does my Jeep Liberty make a lot of noise?

My alternator went bad shortly after the belt tensioner went bad and was replaced. You sporadic noise may be because the alternator will kick on only when it is needed. BTW, in my case, the alternator tested fine and the battery tested fine when hooked up to the machine.

Why does my AC make noise when I turn it on?

Belt: If the serpentine belt is worn, it can slip when the compressor engages, causing noises. Idler Pulley: It’s possible that the noise is actually from the idler pulley if its bearings are failing. The noise would start when the compressor engages due to the increased load on the engine.

What to do if your Jeep Liberty won’t start?

It is definitely worth it to use an OBDII scanner to check and see if the engine has thrown any trouble codes. It is highly likely that if your Liberty won’t start that there will be codes. These codes will tell you what the computer is saying is wrong with your engine.

Where to test the a / C compressor clutch coil?

Use a multi-meter to test . 85 goes to pin # 1 connector 3 at the PCM . The PCM supply’s a ground here to energize the relay if condition’s are right . You could jump pin’s 30 & 87 an if the compressor clutch coil is good ,the compressor clutch will engage .

Are there any changes to the Jeep Liberty?

Unfortunately for Liberty fans, it appears Jeep is not planning a long run for the little SUV. The diesel engine option and Renegade trim level have been eliminated, and there are no significant improvements or upgrades for 2007.

Which is the best 2007 Jeep Liberty to buy?

2007 Jeep Liberty KBB Expert Review. Jeep’s Liberty is the smallest body-on-frame SUV. Although it faces some stiff competition from the new Jeep Compass and Jeep Patriot, the Liberty can still best both vehicles in the areas of off-road capability and towing.

What does a PSI reading on an A / C compressor mean?

Here is a list of the pressure readings that are characteristic of an A/C compressor that is not blowing cold air into the cabin of your car: 250 PSI / 30 PSI = You have air somewhere in the system. 250 PSI / 50 PSI = The system is overcharged and the condenser is not cooling. Condenser may be blocked.

What does 150 psi tell me about my a / C?

Check the evaporator, piping, and expansion valve to locate the source of the issue. 150 PSI / 30 PSI = There is water in the system. 150 PSI / >10 PSI = Your expansion valve might be stuck open, or there could be a leak somewhere you in your system.

Why is the AC not working on my Jeep Liberty?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Jeep Liberty has air conditioning problems?

What does a low compressor pressure reading mean?

AC Compressor Pressure Readings & their Meaning Low Pressure Gauge High Pressure Gauge Inference/Action Required In range In range AC is working properly Low Low Add refrigerant Low High Need service, possibly blockage of the e High Low Need service, possibly faulty compressor

What should the pressure be on an AC compressor?

Note: The most ideal pressure readings are around 150 high and 30 low. Warning: Remember, venting 134a refrigerant into our atmosphere is illegal and bad for our environment. The following table presents the possible inferences and the actions that can be taken, based on the level of pressure registered by the high and low pressure gauges:

How do I add refrigerant to my AC compressor?

AC compressor refrigerant oil capacity is usually stamped on the compressor. After you add oil to the ac compressor you should cycle the ac compressor by rotating the clutch plate three to four times. Remember to check the compressor to see how much refrigerant oil is recommended.

What kind of oil does an air conditioner compressor use?

Automotive air conditioning compressors require specific types of lubricants. Most 1996 and newer A/C systems use R134a refrigerant and require some type of PAG (polyalkylene glycol) oilfor the compressor. If the wrong type of compressor oil or the wrong viscosity compressor oil is used, it may damage the compressor.

What happens if you put the wrong oil in an A / C compressor?

If the wrong type of compressor oil or the wrong viscosity compressor oil is used, it may damage the compressor. In fact, the main reason for a newly installed A/C compressor to fail is using the wrong type of compressor oil.

When do I need to put oil in my AC compressor?

If you recharged your vehicle’s air conditioning system with freon and it still isn’t working, or if you have a newly installed AC compressor, you may need to put oil in it. Take your vehicle to a certified mechanic if you don’t have a reclaimer machine, which you need to capture the freon from the AC system.

What to do if you cant find your AC compressor?

Check behind the large hoses that may be obstructing your view of the compressor. If you can’t find your AC compressor, check your owner’s manual or look up the make and model of your vehicle online to identify its location.

How do you get Freon out of an AC compressor?

Turn the valves on the compressor, then open the valves on the reclaimer machine. Then, turn on the machine to capture the freon from the compressor. Allow the machine to run until the pressure gauges read that the compressor is empty. Turn off the machine, close the valves, and disconnect them from the compressor.

How do you take cap off AC compressor?

Take the rear cap off of the AC compressor. Hold the compressor in your hand and find the black end cap on the rear of it. Unscrew the cap with your hand to remove it from the compressor. You may need to use a wrench to loosen the cap so you can remove it by hand.

Are there any problems with the 2007 Jeep Liberty?

The fuel system issues of the 2007 Jeep Liberty include the gas overflowing while filling, the gas tank potentially catching on fire, and a recall being issued for the potential of the gas tank exploding.

Which is the worst year for Jeep Liberty?

The 2006 model year has the most overall complaints for all model years, and is commonly rated as the worst model year depending on the severity of heat issues, the repair cost for any problems, and the average mileage at which the problems generally occur in the car.

Why are the brake lights on my Jeep Liberty going out?

The contact owns a 2005 Jeep Liberty. The contact stated that the brake lights had gone out completely. The service station stated that the light bulbs failed and they replaced the bulbs. The current mileage was 66,000 and the failure mileage was unknown. The contact owns a 2005 Jeep Liberty.

Are there any problems with the Jeep Liberty?

Other Common Exterior Lighting related problems of Jeep Liberty Problem Category Number of Problems Headlight Switch problems 15 Tail Light Switch problems 12 Turn Signal problems 8 Fog Light Switch problems 4

What happens if you blow the head gasket on a Jeep Liberty?

Loss of Power – A blown head gasket can leave your Liberty feeling sluggish at speed. “Milky” Oil – Depending on how bad and where the head gasket has broken, engine coolant can mix with the oil. This is a very serious concern. Oil that is too this can lock the motor up and leave you stranded.

Why does the AC blow cold air when the car is moving?

My car has an automatic transmission. When the car is moving, versus stopped, there is more air flow over the condenser (the heat exchanger in front of the radiator) and that airflow is essential to system operation. To maintain airflow when the car is in stop and go traffic, or is completely stopped, condenser fans will come on automatically.

Why does my Ford liberty not start up?

While the battery cables are not necessarily the most likely issue to cause your Liberty to not start, they are some of the easiest to diagnose. You can take a look at the battery poles where the cables connect. If there appears to be green or white corrosion all around it, cleaning them may help get you back on the road.

What to do when your a / C compressor won’t cycle?

Took me two full cans yesterday to get it full enough to keep the compressor from cycling. Just wait it out. Every time the compressor cycles it will suck some out of the can. There’s a way to jump a connector if your compressor won’t cycle at all, it’s detailed in the Haynes manual.

Why does my a / C compressor keep frying?

And as noted above, if there is not sufficient coolant in the system when doing this, you will fry the compressor. It’s also a good idea to add some lubricant if you have to re-charge the AC. Bob D is right. All A/C systems suspend the lubricant in the freon. At most auto part stores you can buy a 134a and oil charge mix.

Why is my air conditioner compressor cycling on and off?

The air conditioner compressor was rapidly cycling on and off. I turned the A/C off and stopped putting R-134a into it becuase the compressor cycling was almost causing the car to die from the load it was putting on the engine. Onto Google I went.

What’s the pressure on the air compressor in a Honda Civic?

This time, I revved the car up to about 1,500 to 2,000 RPM (since the Civic seems to idle at around 500 rpm). Sure enough, he said that the low pressure was being sucked down to about 20 PSI and the high-pressure was kicking way up again past 400 PSI.

Why does my AC compressor clutch not engage?

Why AC clutch won’t engage If the clutch doesn’t engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. AC compressor clutches receive power in a number of ways.

Are there any recalls on the 2005 Jeep Liberty?

Based on information received from our latest subscriber survey, our reliability history charts give you a rundown on how used vehicles are holding up in 17 potential trouble spots, ranging from the engine, transmission, and brakes to power equipment and the electrical system. The 2005 Jeep Liberty has been recalled 8 times by NHTSA. View Recalls

What are the problems with the Jeep Liberty?

The owner comments describe problems respondents experienced with this vehicle. Antilock system (ABS), parking brake, master cylinder, calipers, rotors, pulsation or vibration, squeaking, brake failure or wear. “Calipers failed or were failing on every wheel of this vehicle.

Can a refrigerant be added to a Jeep Liberty?

Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant. The A/C system in your Liberty consists of a compressor that is belt-driven, an evaporator and freon. If there is a problem with your compressor or evaporator, adding freon will not restore cooling.

What to do if your Jeep Liberty has a leak?

When the air conditioner in your 2002 Jeep Liberty starts blowing hot air, you likely have a freon leak. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system. Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant.

Why is my a / C CLUTCH not working on my Jeep?

I checked the fuse and relay in the PDC, jumped the low pressure switch, and confirmed 12-13 v. @ the compressor clutch. Is it safe to say the a/c clutch is my culprit? Should I try energizing it direct from the battery to confirm or…???? Any help or suggestions from the WJ Gurus here is greatly appreciated.

What to do if your air conditioner clutch does not engage?

If the clutch doesn’t engage, the air conditioning compressor can’t pump refrigerant. So start your diagnosis by determining if the compressor clutch works. Turn the air conditioning controls to MAX AC and start the engine. Then look at the front of the compressor clutch.

What causes a Jeep Liberty engine to overheat?

If your Liberty’s engine gets hot enough, the coolant will begin to boil over and manifest itself as steam coming up from under the hood. It does this to relieve the pressure on the cooling system before lasting damage can be done to it. 3. Blown Head Gasket

Where are the fuses located in a Jeep Liberty?

The electrical power distribution center is located in the engine compartment near the battery. This power center houses plug-in “Cartridge” fuses that replace in-line fusible links.

Is the AC blowing cold on the driver side?

AC Blows Cold on Driver Side, Warm on Passenger Side! Wife usually drives with only the kids and she mentioned our oldest was complaining about the AC not being cold. She drove to dinner tonight and I told her the AC wasn’t working and I should throw a charge on it.

What should I do if my AC heater Blows Hot?

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How to fix the coolant leak on the Jeep?

– YouTube Fixing the Coolant Leak on the Jeep. If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What causes antifreeze to leak from the radiator?

Antifreeze Leak Causes. Listed here are common causes for your coolant to be leaking: If the radiator cap doesn’t no longer fits as it initially did or if it is weak and wore out it can cause loss of your systems coolant by way of the overflow tube, and it will happen every time you run the engine very long.

Why does my car blower motor not shut off?

If you have a vehicle with climate control system and a variable speed blower motor and the blower motor won’t shut off and stays on HIGH with the car turned off and the key out, chances are the blower motor motor control processor is toast or the HVAC control module is damaged.

What to do if your climate controlled blower wont shut off?

If your climate controlled blower processor is shot, be prepared to spend mucho bucks for a replacement. But before you start throwing expensive parts at the problem, you’ll have to do some checking. Start by testing the gray/black wire at the blower motor control processor. First, try grounding the wire. Then try removing it.

Why is the fan not working on my Jeep Liberty?

If your Liberty is running hot, and the fan is not running we’ve laid out the most common causes of this issue below. There are a few simple reasons that the fan would not be cycling on.

What should I do if my Jeep Wrangler blower is not working?

Jerry – You had mentioned that if the blower fan simply didn’t work at all you should look into replacing the switch plug. I have replaced the switch and the resistor and still no fan. Both of the fuses (behind the glove box and under the hood) appear to be working. Where can I find the blower fan to test it? Newbie Jeep owner here – 2000 TJ w/2.5.

How to troubleshoot the air conditioning on a Jeep Liberty?

Unscrew the blue valve cap and screw on the air conditioning pressure gauge. Turn the knob on the pressure gauge counterclockwise to allow pressure into the gauge. Check the gauge reading. Your AC pressure gauge should be color coded.

Where can I find the blower fan to test it?

Where can I find the blower fan to test it? Newbie Jeep owner here – 2000 TJ w/2.5. Got the TJ for a song, replaced engine with a rebuilt one then had the blower motor problem (high speed only and no speed) when it was all back together.

What kind of heater does a Jeep Liberty have?

The second generation (KK) Jeep Liberty, a compact 4-door SUV that restored the classic sharp lines of the original Jeep styling. Heat blows out on passenger side but not drivers side, cold air is blowing out of drivers side , doesn’t matter if it’s on defrost floor or dash all cold, got me stumped

Why does my Honda CRV cabin heater not work?

I’ve a 2007 new shape CRV. The cabin heater has stopped blowing warm air, the a/c works fine but just cold blows when I turn the heat up. I’ve check he fuses they all look ok, the fluid level is ok. I’m not sure what else to check. Its probably a blend door actuator. This is a motor that moves a door.

Where does the Heat Blow Out on a Jeep Liberty?

Heat blows out on passenger side but not drivers side, cold air is blowing out of drivers side , doesn’t matter if it’s on defrost floor or dash all cold, got me stumped Answered! View the answer I have this problem too

What should I do if my car heater is not working?

A little test you can do is leave the can running, stationary at home and take a look at your temperature gauge that should be in your dash. Once you see it get to the middle turn on your heaters and see if you’re getting heat. If you are getting heat, your thermostat needs changing.

Why does my hot water heater not last long?

If the nice warm heat doesn’t last very long, this is because you’re drawing the heat away from the circulated water. Check your temp gauge again and if starts to fall whilst you have the heaters on, the thermostat is broken. They’re cheap and your neighbouring handyman can fit one.

What does it mean when your AC compressor is not working?

A/c Compressor Not Working: Compressor Will Not Engage Have Compressor will not engage have already replaced twice what can be the problem. Do not want to spend anymore money please help. Ac blowing air but compressor not engaging. What can I check before taking it to repair shop for the third time. have the same problem?

Are there any Jeep Liberty clutch left in stock?

Only 9 left in stock – order soon. . . Only 1 left in stock – order soon. . Only 15 left in stock – order soon. . Only 12 left in stock – order soon.

Where is the air conditioner drain hose on a Jeep Liberty?

A common problem on Jeep Liberty SUVs involves the passenger side carpet getting wet because of the air conditioner drain hose being plugged, where the condensation water is supposed to drain from. The drain hose sticks out about an inch inside the engine compartment, and is relatively easy to access.

How can I fix a plugged up air conditioner drain hose?

All you need to do is use a wire, at least six inches, to probe into it and release and buildup. You can also blow air into the hose. Watch and learn this simple A/C repair trick. Want to master Microsoft Excel and take your work-from-home job prospects to the next level?

How much oil do you need to replace a dryer compressor?

The dryer cannot be drained of oil, so you have to make an assumption that 2 ounces are held in side the dryer. 2 ounces + 3 ounce from old compressor plus 2 ounces from dryer is 5 ounces that need to be in the replacement compressor.

When to replace AC compressor in Jeep Liberty?

Jeep Liberty Car AC Compressor Replacement at your home or office. Our mobile mechanics offer services 7 days a week. Upfront and transparent pricing. Our certified mobile mechanics can come to your home or office 7 days a week between 7 AM and 9 PM. received a AC Compressor Replacement.

What should I do if my AC compressor is faulty?

Check for power and ground at the compressor. If compressor is found to be faulty, remove all of the refrigerant. Remove the compressor, receiver drier, orifice tube, and/or expansion valve. Flush all foreign materials from the AC System. Install new compressor, receiver drier, and orifice tube. Evacuate and recharge the AC system.

Is it necessary to replace AC compressor in Dodge Grand Caravan?

It is common for the internal parts of the compressor to come apart and disperse metallic debris throughout the system. Consequently, it is a requirement to replace the orifice tube and the receiver dryer when replacing the compressor since some of the debris may have ended up there.

Why does my Jeep Wrangler not have a dashboard?

Chrysler’s versions are NOT adjustable (cheaper) and that is why we are having these issues. This issue has been mentioned for most Jeep vehicles, including Grand Cherokee and Wrangler. I assume the terminal/post connection is loosened from offroading, so if you wheel a lot, be sure to keep an eye on it.

What to do if your a / C compressor is not working?

Check fuse #21 (underhood fuse box). If it is good, swap the A/C relay with another identical relay (likely it s one in that very same fuse box). Now turn on the a/c (engine running) to see if the compressor engages. unplug the electrical connector at the a/c compressor clutch.

What are the most common problems with Jeep air conditioning?

Here are some of the most common problems Jeep owners experience with their AC systems. Before we discuss some of the problems that you might experience firsthand with you Jeep AC , it is important to take note of leaks and how they affect your AC. Leaks are the number one issue with AC across the board.

Are there any recalls on the Jeep Liberty?

There were 10 recalls issues that affected the 2006 year. Again, the lower control arm fractures in the we are impact fire damage were covered as well as the lower ball joints. There was another recall that affected just under 150,000 Vehicles related to overheating ventilators and AC blower motors.

Why does my AC not blow cold air?

The ac quit blowing cold air on one hot summer day. Took the vehicle to dealer and they said the compressor is not working and it takes $1200 to fix the compressor. Also, the blower does not blow air until the knob is turned to number 3.

Can You charge a 2005 Jeep Liberty with a R12 cannister?

When buying a kit, be sure you do not purchase one with an R12 freon cannister. R12 is not eco-friendly, and it is not compatible with a 2005 Jeep Liberty. Always, when buying a R134a recharging kit, read and defer to the manufacturer’s instructions. While the process is similar, there are slight variations by brand.

Can you watch Jeep Liberty blend door troubleshooting on YouTube?

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How many fuses are in a Jeep Liberty?

Interior Fuses Cavity Mini fuse Description 1 15 Horn 2 10 Rear Fog Lights (Export Only) 3 20 Power Outlet (Front) 4 10 Right Low Beam (Headlamp)

Where is the a / C on a 2005 Jeep Liberty?

That will release the R134a too early. Open the 2005 Jeep Liberty’s hood and locate the A/C system. You are looking for aluminum tubing with a high- and low-side port. Remove the cover from the low-side port and place the cover in a safe spot for later. Fit the recharging hose snugly and securely onto the low-side port.

How do you recharge a 2005 Jeep Liberty?

Open the 2005 Jeep Liberty’s hood and locate the A/C system. You are looking for aluminum tubing with a high- and low-side port. Remove the cover from the low-side port and place the cover in a safe spot for later. Fit the recharging hose snugly and securely onto the low-side port.

Only 9 left in stock – order soon. . . Only 1 left in stock – order soon. . Only 15 left in stock – order soon. . Only 12 left in stock – order soon.

When did the Jeep Liberty KJ come out?

Transmission issues, failing window controls, and airbag failures were rife and the ride uncomfortable. Despite the window, sunroof, and corrosion failures, the Liberty still manages to hold its reputation for durability and reliability.

What kind of transmission does a Jeep Liberty have?

There are two versions of the Liberty. The KJ series which was produced from 2002 to 2004, and the KK series introduced in 2005 to the present. There are four wheel drive models and two wheel drive models. Two types of transmissions are available for the Jeep Liberty, a five speed manual transmission, and a 4 speed automatic.

Are there any problems with a 2002 Jeep Liberty?

One of the doors won’t open from the inside or out and the window won’t open on the other. Minor considering the overall reliability. She still looks good on the outside. Driver side carpet and upholstery are very worn, but that is to be expected.

When did the Jeep Liberty come out in the US?

In 2002, Jeep introduced the Liberty as part of its Jeep lineup of vehicles and it served as a replacement for the Jeep Cherokee in the United States.

Is the Jeep Liberty good in the winter?

At first I just needed a 4×4 in the winter in Spokane because the road can get bad. With no snow tires and basically all in part time 4×4 it handled flawlessly. Everything was perfect except for some creak in the driver door but hey.

What to do if your car AC is not working?

You can handle this situation by using the best maintenance tips. Use a charging machine that will pour coolant and make your AC work properly. If the AC still doesn’t work even after using the charging machine, contact the nearest mechanic.

Why does my Jeep Cherokee clutch not work?

My 94 Cherokee (apparently not great AC systems to begin with) seems to be blowing only slightly cool air when AC is on max settings. However, my clutch seems to be running fine. It never disengages or stutters even for a second.

Why is my Jeep Cherokee not blowing cold air?

One consistent thing I’ve read is to check how the compressor clutch reacts when you turn on AC – if it disengages then it doesn’t have enough pressure and likely has a refrigerant leak. My 94 Cherokee (apparently not great AC systems to begin with) seems to be blowing only slightly cool air when AC is on max settings.

Is the a / C working on my Jeep Wrangler?

Enter your ride HERE to be a part of MAY’s Ride of the Month Challenge! My 06 Jeep Wrangler’s A/C is fully charged ( it’s been checked ) and the blower is working fine on all settings, but it’s blowing hot air.:

How can I replace my a / C pressure switch?

In order to safely and efficiently replace your A/C pressure switch you need a couple of basic tools: Free repair manuals – Autozone provides free online repair manuals for certain makes and models Step 1: Locate the A/C pressure switch. The pressure switch can be mounted to A/C pressure line, compressor or accumulator/drier.

Where is the clutch cycling switch on an AC AC?

The clutch cycling switch measures A/C pressure near the evaporator outlet, and is often mounted on the accumulator. If the incorrect pressure is sensed, the switch will open the A/C compressor clutch circuit to prevent operation.

What causes a bad or failing blower motor relay?

Blown fuses. One of the first symptoms of a bad or failing AC blower motor relay is a blown AC blower motor relay circuit fuse. If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current…

What happens if you have a bad blower motor?

The blower motor is the component responsible for pushing air through the vents of your vehicle’s heating and air conditioning systems. Without it, the AC system will not be able to circulate any heated or cooled air.

What are common reasons my Jeep Liberty has heater problems?

What are common reasons my Jeep Liberty has heater problems? While there are a variety of reasons your Jeep Liberty heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.

Why does my Jeep Liberty blow out the vents?

Having issue with climate controler. The blower motor is turning off unless it is in the dash vents position. If placed to floor or defrost it turns off. Heat and a/c working bu … read more

Why is my Jeep Wrangler not blowing air?

My 2002 Jeep Grand Cherokee Limited has, within the last day, stopped blowing A/C air through the vents with much force. There is a trickle of cool air and the blower motor seems to be blowing at the … read more the mode selector is not working in my 2002 jeep wrangler.

Can a Jeep Liberty blow out the defrost vents?

My 2012 jeep liberty will only blow out of the defrost vents and will not divert to the front or floor vents. I have a My 2012 jeep liberty will only blow out of the defrost vents…

What should I do if my Jeep Liberty overheats?

Heat exchangers or more commonly radiator or heater core: These give off heat to the air that goes through the radiator or heater core. Coolant: a 50/50 mix of coolant and water is required.

What are the problems with a 2002 Jeep Liberty?

That could have led to a loss of steering control and increased accident risks. According to the Insurance Institute for Highway Safety crash tests, the 2002 Jeep Liberty did not fare well overall. The rear crash test rating was actually poor while the rest was just marginal overall.

What was the worst year for Jeep Liberty?

It seems like the 2006 model year was the worst one for the Jeep Liberty. There were numerous complaints relating to issues with the windows. The window regulator broke routinely, and that led to a number of drivers experiencing the window simply falling open.

Why does my AC shut off after 15 minutes?

AC Problems That Cause AC to Shut Off. If there’s something wrong with your AC that makes it shut off after just 15 minutes, it’s usually one of these issues: Unit is overheating. This often means there is simply a buildup of grime inside the compressor unit, but it could also mean there’s a refrigerant leak or have other causes.

Why is my AC compressor making a loud noise?

Loud Noise When Compressor Is Running When the heating, ventilation, and air conditioning (HVAC) system operates, it tends to have some noise when it’s kicking on and off. But the loud noise when the AC switches on is another potential symptoms of bad AC compressor.

What are the symptoms of a bad AC compressor?

One of the first signs which is really to recognize symptoms of bad AC compressor is the AC no longer blowing as cold as it did. A damaged or failing compressor will not be able to properly regulate the refrigerant flow in the AC system, and as a result, the AC will not function properly.

How to know if your air conditioner evaporator is leaking?

1. The cool air is weak or no cold air is blowing at all. When the AC Evaporator coil or core is leaking, it will impact the effectiveness of the air conditioning system. Generally speaking, the greater the leak, the cooling capacity is reduced. 2. You notice a strange odor when using your AC system.

What does it mean if your AC unit has a leak?

If the AC evaporator has a small leak, it can continue to cool air. However, if the temperature is inconsistent, it’s a possible indicator of a damaged AC evaporator. What are the Main Causes of an AC Evaporator Leak?

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