Buy uro parts 61311378073 radiator fan switch mounts in radiator.
Bmw radiator fan switch connector.
You want all of the parameters to be properly met so that everything.
The fan switch is the two pin job on the right hand side of the bike under the fuel tank pre fi bike screwed in to the silver dish type expansion bit.
If it runs and the engine is still hot idle for 15 minutes the switch is kaput.
The fan relay switch per bmw is located in the relay box under the rear of the gas tank in the middle of the right side.
There s a contact chart on the side of the relay that corresponds to the tabs on the base of the relay.
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 that relay controls the fans for the engine.
For bmw 88 98 temp switch in radiator 91 99 degrees celsius 5 0 out of 5 stars 2.
Almost all modern vehicles rely upon electric cooling fans to pull air through the vehicle radiator to keep the engine cool.
If you short the two pins the fan will run if not it s the fan itself and you will need a new fan motor.
Its a whitish color.
At advance auto we carry 17 different types of radiator fan switch products for your bmw at competitive prices to fit your budget.
The speed is controlled by the dme with inputs from the temp sensor in the lower hose as well as the pressure switch the hvac panel.
The aux fan in this engine has a fan connector with 3 wires in it blue 12 volts brown ground and a thin black wire that comes from the dme to supply pwm signals square waves to control the fan speed.
Uro parts 61318361787 water temperature switch 3 4 out of 5 stars 20.