Thread: 300e
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Old 03-12-2000, 09:19 AM
jeffsr jeffsr is offline
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Join Date: Jan 2000
Location: New Bedford, MA USA
Posts: 1,583
I believe there a NTC switch on the head that controls the aux fan. I'm not sure where that switch sits in the control circuit. I believe it has only 1 conductor. Check it with reference to ground with the engine cold. Should show open circuit.

Jeff L
1987 300e
1989 300e
1987 BMW 325
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