E39 Aux Fan Resistor Test

The motor and resistor packs are ok the resistors are mounted on the fan housing.

E39 aux fan resistor test.

Bmw part 67 32 8 371 873 check fit below. To test the fan itself you ll need a source of 12vdc i use a motorcycle battery. Last week i lost the a c blower function i e the a c system comes on and the compressor kicks in but their is no forced air in the system. Make sure this fits by entering your model number.

Disconnect the connector and make sure you have the fan side and not the vehicle side. Id your model and search fan resistor. Test fan motor remove the high speed relay. The aux fan connector is located with the engine open tucked down by the bumper.

Here are the details about it signs of its failure and ways you can fix the blower motor resistor. Click below for auxiliary cooling fans. This is for a 2001 e39 540i with about 83 000 miles. The blower motor resistor plays an important part in the luxury provided by bmw as it is intricately related to the functioning of the ac system.

Auxiliary fan resistor repair kit brand new part with full 1 year warranty. 5 series 97 03 e39 610 5 series gt 2010 on f07 327 5 series sedan 04 10 e60 468. Being short of time in a fit of stupidity i took the car to the stealer who charged me a ridiculous amount of money to replace the. Tools needed was a 1 4 ratchet.

A c is all original as was the cooling system until very recently. One other way to check this would be to bench test it by applying power and ground to the aux fan from the connector for the fan. This fits your.