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1997 Audi Cabriolet
November, 21, 2011 AT 5:01 PM
When car is idling, even if cool outside, cooling fan will engage with an increase in RPM, about every 3 minutes. Is this normal for this car or a sign of a future problem. Is this something unique to this engine that it revs up like this?
FOUND 3316 RELATED QUESTIONS
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My Gt Idles Up And Down And Sometimes
November, 21, 2011 AT 5:15 PM
Have the coolant temperature sensor checked-when the fan kicks in the idle has to increase to compensate for the additional electrical load-dunno if yours is normal-could be
November, 21, 2011 AT 5:23 PM
It's probably the A/C compressor cycling on and off with the defroster. The computer automatically increases the idle for the extra load of the compressor.
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