how to test radiator fan control module

The cooling fan relay will be commanded ON when the following conditions are met: - The engine coolant temperature reaches 106°C (223°F) or more. Difference Engine/Radiator 00001000 Cooling Status 22:05:20 Group 135: Engine Cooling (Fan Activation) 42.0°C Radiator Outlet Temperature 11.0 % Fan 1 Activation Duty Cycle ----- ----- Address 01: Engine (8E0 909 518 AF) 22:05:28 Group 131: Engine Cooling (Map Cooling… On vehicles with factory installed A/C, the radiator fan motor is both controlled by the PCM (Powertrain Control Module = fuel injection computer) and a radiator fan switch. Recommended special tools and equipment - V.A.G1526 multimeter or V.A.G1715 multimeter - V.A.G1594 connector test kit - Wiring diagram Test requirements These cooling fans rely upon electric motor , and they typically have a moderate to high slow draw, which means that they are commonly controlled with a relay . Here are some more specifics: 1. Coolant FC (Fan Control) Control Module, Checking NOTE: Coolant Fan Control (FC) Control Module -J293- and Coolant Fan -V7- are one component and cannot be replaced individually. ... Is there a way to test the relay control module on the fan … If the fan does not operate, replace the motor. On vehicles with no A/C, the radiator fan motor is controlled only by a radiator fan switch. The fan module is located right on top of the fan shroud. How to test cooling fan module in a 2010 ford edge, removed entire cooling fan fixture and tested fans. An A/C fan control module helps to control the blower that supplies air to the cabin of a vehicle, as well as the cooling fans. Check the relay for the fans: (MOST LIKELY FAILURE AND MOST DIFFICULT) If the Radiator fan control module has failed you will need to replace it with a new one there is no way to repair it. If the motor tests OK, check the cooling fan thermo switch, located at the bottom of the radiator on the driver's side. To replace the module, The radiator fan relay is located below the left front headlamp module. We use cookies to give you the best possible experience on our website. Step 2 – Check fan control module's wiring. 2. both turn on - Answered by a verified Ford Mechanic. To test a fan motor, unplug the electrical connector at the motor and use fused jumper wires to connect battery power and ground directly to the fan. A cooling fan module helps to maintain a constant supply of fresh air into the cabin of a car by controlling the blower that supplies the air. It could be cracked or worn. 3. The ECM controls the cooling fan by grounding the cooling fan control circuit which turns ON the cooling fan relay. The basic test for duty cycle is with an oscilloscope, which you can connect to the powertrain computer input at the module on the fan assembly or, as Toyota recommends for the LS 460, to the equivalent connector on the front controller (terminal labeled FAN 1 with wire to terminal S1 on the Fan Control … The wires connected from the fan to the module could wear and crack due to the heat in the engine compartment, along with rough weather conditions. Should I also replace the control modules or how could test the control modules to know if they are … The headlamp module must be removed to access the relay. Replacing cooling fans, cooling fan motors and a new shourd. - The A/C clutch requested. How to Fix Your BMW’s Faulty Cooling Fan Module in Carrollton Almost all modern vehicles rely upon electric cooling fans to pull air through the vehicle radiator to keep the engine cool. When cool air is produced in the car’s A/C system , the cooling fan module blows it into the car maintaining a fresh supply of … - The vehicle speed is less than 38 MPH.

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