Table of Contents
Where is the cooling fan relay located?
The cooling fan relay is normally located in either the underhood fuse and relay center or mounted to the electric fan assembly behind the radiator.
How do I know if my cooling fan relay is bad?
Bad Cooling Fan Relay Symptoms
- The engine runs hot or overheats.
- The cooling fans don’t work.
- The cooling fans keep running.
- Warning lights.
- Poor air conditioning performance.
- Swapping Relays.
- Measuring the Relay Coil’s Resistance.
- Listening for Noises.
Where is the fan module located?
The cooling fan control module in your vehicle is located at the front left of the engine compartment next to the radiator.
How much does a cooling fan relay cost?
Radiator Fan Relay Replacement Cost – RepairPal Estimate. Labor costs are estimated between $27 and $35 while parts are priced at $32. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
What causes a cooling fan not to work?
Six things may prevent an electric cooling fan from coming on: Engine thermostat is stuck OPEN (engine never gets hot enough to turn on the fan) Faulty fan relay. A wiring problem (blown fuse, loose or corroded connector, shorts, opens, etc.)
How do you replace a cooling fan relay?
Method 1 of 2: Removing the cooling fan relay in the underhood fuse/relay box
- Materials Needed.
- Step 1: Locate underhood fuse/relay box.
- Step 2: Remove the fuse/relay box cover.
- Step 3: Identify the cooling fan relay.
- Step 4: Be sure power is off.
- Step 5: Replacing cooling fan relay.
What tells the cooling fan to come on?
The engine temperature should trigger the fan to turn on. It will also turn the fan off once the engine has cooled to under 200 degrees. You may have heard of a part called the radiator fan switch or temperature fan switch. This is linked to a thermostat and works much like your home’s HVAC system.
What controls the fan clutch?
Most fan clutches are filled with a silicone-based oil. The oil is held in an internal reservoir when the fan is disengaged. To engage the fan, internal valves open and allow the fluid to fill the working area of the clutch. This creates friction between the drive plate and the housing, causing the fan to spin.