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.
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.
What are the symptoms of a bad cooling fan relay?
1. Engine running hot One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly.
Why is the air blower on my Jeep not working?
I will start the Jeep and the air blows fine, then without rhyme or reason it completely stops (there is no specific duration between work/failure). Depending on the length of the trip, it may come back on again. I replaced the blower motor resistor and I thought that fixed the problem, but unfortunately it did not.
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.
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
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.
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.
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 should I do if my fan clutch fails?
When it fails, the engine can be put at risk of serious damage due to overheating. If your vehicle is displaying any of the symptoms above, or you suspect that your fan clutch may be having an issue, have the vehicle inspected by a professional technician, such as one from YourMechanic, to determine if the car will need a fan clutch replacement.
How does a water pump fan clutch work?
The fan clutch is a thermostatic device, which means it operates based off temperature, and is usually mounted on the water pump, or another belt driven pulley. The fan clutch will spin loosely until the temperature reaches a certain level, at which point the fan clutch will fully engage…
What happens if check engine light is not working on Jeep Liberty?
If it is not working, then the Liberty’s check engine light will no longer function, and you will not receive advanced warning of problems prior to vehicle breakdown. The process of checking for both is the same. Attach your OBD-II scanner to its diagnostic cable.
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.
What is the diagnostic code for a Jeep Liberty?
Due to Environmental Protection Agency mandates, all OBD-II compliant vehicles use the same generic codes, which are usually listed in your scanner’s manual. Jeep, and all other Chrysler vehicles, also employ a supplemental group of diagnostic codes. Neither your scanner’s manual nor your Jeep’s handbook will have these.
When does the radiator fan turn on in a jeep?
The radiator fan only turns on once the temperature reaches a certain temperature I believe its about half. But on highway speeds it should run very cool. Your electric fan WILL turn on with your A/C switched on, I was 100% certain it did BEFORE I went out to test it simply so I could say I tested it.
1. Engine running hot One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly.
Why does my car fan come on when the engine is not running?
Consult your vehicle repair manual to check the required sensors and switches. On a warm engine, the fan may come on even if the engine is not running. When working on a hot engine or an engine that is running, keep your hands and tools away from the fan blades and moving components.
How to diagnose a Jeep JK radiator fan issue?
The Relay in the TIPM (K11) labeled “Radiator Fan Low” The dual relays over by the brake master cylinder labeled “Fan Relays” on the internet (Mopar Part 56055666AB) The lack of a P069X style code being thrown led me to believe this was a unique problem with only the “high” speed part of running the fan.
What happens if your radiator fan is not working?
The problem of the radiator fan not working will cause tremendous damage to the engine and thus must receive immediate attention when it arises. Learn how a radiator and a radiator fan work, how to diagnose the issue of radiator fan not working and the common causes.
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.
Why does my car fan keep running after I Turn Off the engine?
Running cooling fans help cool down the engine even after you turn off the car. Common Causes. If your cooling fan runs for over 10 minutes after turning off the engine, you may have a problem that needs to be fixed. Here are some possibilities causing the fan to stay running longer. low coolant level, faulty coolant temperature sensor,
How does the cooling fan work on a Jeep Grand Cherokee?
The cooling fan in a Jeep Grand Cherokee keeps engine temperatures at the correct level by kicking on during times when the engine reaches higher-than-average temperatures. Without it, the engine can reach dangerous temperatures and damage engine components.
Why are my cooling fans not coming on?
Cooling fans not running at all If the cooling fans are not coming on at all, then this may also be a sign that the fan control module is damaged. Without the cooling fans running properly, you will be at risk of having the car overheat. Running a car hot for a long period of time can lead to other damages like a blown head gasket. 3.