Bmw E36 Auxiliary Fan Wiring Diagram

Bmw auxiliary engine cooling fan testing and diagnosing how to.

Bmw e36 auxiliary fan wiring diagram. Bmw e46 cooling fan replacement 325i 2001 2005 325xi. Bmw x5 vacuum diagram as well as cooling system water hoses further n54 engine parts diagram html also bmw e36 auxiliary fan wiring diagram in addition also bmw e46 turbo engine diagram as well as 02 basics replacing. That s progress for you. Both with the ground on the plug and or other ground.

Bmw models that do have an engine driven fan will also have an electric fan mounted in front of the radiator known as the auxiliary cooling fan. Bmw auxiliary engine cooling fan testing and diagnosing how to. Bmw electrical systems wiring diagram models covered. Electric pusher fan and frame bmw part number 64508364093.

If the fan runs erratically continuously with the key removed from the ignition or not at all and the fuse is good the speed controller has failed and the entire fan must be replaced. This would be common to most of the bmw 4 cylinders for the 90s model years. Fan is stuck on all the time. Now both legs when jumped turn the aux fan on.

I did so because i found out that one of the two leads on the plug did not start the fan when jumped ie the low side. E46 electric engine cooling fan not bmw 3 wiring diagrams car official thread by 330xi explosion spal install help bimmerforums the ultimate forum 2006 m3 w 15k miles rk 7029 2001 diagram auxilary bimmerfest replacement light switch. E36 when a c is turned on fan does not. This will require circuit tracing using the wiring diagrams from the bentley repair manuals.

If it does and the fan still doesnt work check for ground at the br wire if that checks out then your fan is dead. 3 series e30 316 83 to 88 316i 88 to 91 318i 83 to 91 320i 87 to 91 325i 87 to 91 also touring and convertible versions of these models 5 series e28 518 81 to 85 518i 85 to 88 525i 81 to 88 528i 81 to 88 535i 85 to 88 m535i 85 to 88 5 series e34 518i 90 to 91 520i 88 to 91 525i 88. Smash your k6 relay a few times to make sure its not stuck. Replacement of the e36 auxiliary fan requires the following.

Aux fan wiring i ended up buying a new fan and plugging it up with no luck so my problem has to be in the wiring. Early single temperature style auxiliary fan switch with two male spade terminals. Verify that the fan switch wiring isnt shorted. Bmw also applied this to many of the 6 cylinder models through the 2000s and of course all mini models.