On all bmw models up through the late 90s the auxiliary or main fan is controlled by one or two thermostatic switches that are mounted into the radiator side or bottom tanks.
Bmw e90 radiator fan relay.
The fan is mounted between the radiator and the engine and is the main engine cooling fan.
When repairing the cooling fan and shroud are replaced as a unit.
The bmw e90 cooling fan s main function is to move air through the radiator when the vehicle is stationary or moving at slow speeds.
20a bmw e90 cigarette lighter fuse.
In older 3 series model cars like the e46 this was accomplished with a belt driven fan on a thermo activated clutch hub.
Dynamic stability control dsc or.
Bmw e90 models utilize an electronic cooling fan integrated into the cooling fan shroud.
When a bmw e90 cooling fan fails the fan will not activate or only activate at high speed.
Rear 12v socket 12v socket in luggage compartment.