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 Jeep kJ not have coolant?

Click to expand… Just tells you that you do not have a air pocket trapped in the heater core in a KJ,most common place for it to get trapped. It’s opening the rad cap that lets the air out of the system. Otherwise the system stays pressurized and the coolant level will never drop to replace the air in the system with coolant.

Why is my radiator fan not turning on?

The fan will turn on after the temperature reaches about half. Usually comes on when the car is standing still due to the small amount of air circulating through the radiator. No the AC will turn the radiator fan on to pull air across the condensor.

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.

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

Where are the fuses on a Jeep Liberty?

Jeep Liberty (2004) – fuse box diagram Year of production: 2004 Interior Fuses The fuse panel is on the left side of the instrument panel. Cavity Ampere rating [A] Description 1 15 Horn Relay, Power Sunroof Relay, Power Window Relay 2 10 Rear Fog Lights (Export Only) 3 20 Cigar Lighter 4 10 Headlight Low Beam Right …

When did the Jeep Liberty KJ come out?

In this article, we consider the first-generation Jeep Liberty / Cherokee (KJ), produced from 2002 to 2007. Here you will find fuse box diagrams of Jeep Liberty 2002, 2003, 2004, 2005, 2006 and 2007, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

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 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 causes a fuse to blow on a blower motor?

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 from a bad relay will blow the fuse and cut power in order to protect the system.

Where is the blower control switch on the dashboard?

The blower control switch on the dashboard controls the circuit flow of the blower motor to adjust the voltage from low, to medium, to medium-high, to high. When on high, the circuit bypasses the blower resistor.

What to do if your Jeep Grand Cherokee radiator is not working?

The first thing that you would want to do is locate the fuse for your Grand Cherokee’s radiator fan and make sure that it hasn’t blown. 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.

What does it mean if your Radiator is not working?

If the radiator fan is not working, it’s a serious problem. Just because the radiator fan is not on does not mean that it is not working. They are designed to only run when needed.

How can I tell if my Chevy Aveo radiator fan is bad?

You can test the voltage going from the fan relay to the fan itself. If it is getting 12+ volts, the fan should be coming on. But if it’s not, which means the fan has gone bad. This video from Ratchets and Wrenches is a phenomenal resource on how to properly diagnose a wiring problem.

Why is my Jeep Grand Cherokee fan not working?

If the fan comes on you know the fault is before, if the fan doesnt come on you know its after, in that circuit or the fan itself. 2005 Jeep Grand Cherokee – Under the knife getting a complete overhaul. So It ended up being the fan motor.

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.

No the AC will turn the radiator fan on to pull air across the condensor. Your going to need to check for power at the fan, the fan can still be failed and spin just fine by hand, considering you dont have high or low I would lean towards a fan or fan connector concern.

Where does the radiator fan go when its hot?

Having said that Matt, as I already suggested, when its hot out I run right at the middle hash mark, when its cool I run just mm or 2 below, with a known fully functional fan. It has done this for the 1.5 years I have had it, first noticed while I was towing and it freaked me out for a second but it has NEVER gone above the 1/2 hash mark.

How can I tell if my radiator fan is working?

When a radiator fan works it usually makes a whirring sound that is easily noticeable. However, the radiator fan does not always start spinning on ignition. The ECU signals the radiator fan to work at the precise time. So, do not worry if the fan doesn’t immediately start working. Visually check the fan if you don’t hear its noise. 1. Broken Fuse

Can a radiator fan be turned on with a / C on?

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. So for clarification, I just tested it on my own rig, and the electric fan turns on with the A/C on.

Why does the radiator fan not come on when the AC is on?

In order for the AC Condensor to do its job it must stay as cool as it can. As for the engine coolant temp sensor, if the coolant is not hot enough to make the fan come on, then there is no need for the fan yet and there is no problem.

Why is my engine thermostat not turning on?

Engine thermostat is stuck OPEN (engine never gets hot enough to turn on the fan) A wiring problem (blown fuse, loose or corroded connector, shorts, opens, etc.) On most systems; there is a coolant temperature switch that turns the fans on and off. So, locate the coolant temperature switch and unplug it.

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 does my AC Heat fan make a clicking noise?

If your interior AC/ Heat fan (blower motor) is making noise like a card in a bicycle spoke, then you probably just need to clean out the blower motor which is easy and free. Leaves and debris gets in the blower motor and make a clicking noise when the fan hits the leaves.

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.

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.

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.

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.

Are there any problems with the Jeep Liberty?

The Liberty was fairly popular in its day, but it was not without its problems as well. If you’re interested in picking up a used Liberty for yourself, it’s good to be familiar with the problems that the various model years were faced with.

When did the Jeep Liberty go out of production?

July 16, 2020 by Tom Harbid Jeep produced the Liberty as a compact SUV that would sit in their lineup between the Wrangler and the Grand Cherokee. It was in production for 10 years from the year 2002 until the year 2012. When it was replaced in 2012, the Jeep Cherokee took over.

When does the misfire light come back on on a Jeep Liberty?

40 people found this helpful. mine is a 2007 jeep lib. #4 misfire new plugs and coil pack on #4 light came back on after 300 miles if you find anything new please post 70 people found this helpful.

What was the problem with my 2011 Jeep Liberty?

Well I have a 2011 jeep liberty I had change almost everything from alternator, oxygen sensors to the coil packs. And the problem was the whole time was the spark plugs. Everything that was happen to you’ ll car mine was doing the same thing so to all of you’ll its the spark plugs.

When did the Jeep Liberty model come out?

When Jeep introduced the Liberty model in 2002, it was the perfect mix of a Wrangler’s spirit and a Grand Cherokee’s luxury. The Liberty’s compact SUV design made it perfect for daily driving through suburban and metropolitan areas, but it also featured engine options and suspension kits to handle rougher roads – or no roads at all.

Is the Jeep Liberty still on the road?

It says something about Jeep quality that a lot of those Liberty models are still on the road, running just fine. But because there were several different models with varying levels of exclusivity and luxury, the Liberty line is one of the most customizable SUVs on the market.

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.

How to troubleshoot Jeep Wrangler air conditioning blower?

Troubleshooting Jeep Wrangler Air conditioning Blower and Repair; Fixed! – YouTube 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.

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

What’s the problem with my Jeep Liberty overheating?

They replaced the fan clutch and it still overheated, replace the water pump ..still overheated. On that 45 minute test drive the check engine light came on and it started misfiring. THEN they tell me they flushed it after the water pump being replaced and they think some crud may have gotten stuck and now the heads are WARPED.

How much coolant does a Jeep Liberty need?

You should get around 2 quarts of coolant in the system after running until it reaches operating pressure both top and bottom radiator hose should be hot. An 8mm allen socket is required to remove the plug.

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 are my coolant fans not running when AC is turned on?

Coolant fans not running when ac is turned on. AC compressor clutch engage then it will disengage. System has freon in it. It was working find but now nothin7. My car has 234565 miles. My car has an automatic transmission.

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