BMW 3-Series (E90 E92) Forum - View Single Post - Abnormal Idle bouncing on N55 plus engine temp seems off (video)

ES_TRADER · 10-03-2012, 09:33 PM

I got the rpm surge up to 900 when I shut the AC OFF. The rpm increase should come when AC is turned ON. But not by a few hundred rpm. The dealer told me its supposed to be 50rpm increase, at least on my 328 at the time a while back

10-03-2012, 09:33 PM	#15
ES_TRADER Colonel 344 Rep 2,928 Posts Drives: 328i, 335i, M3, 535i, X5, 36M Join Date: Oct 2010 Location: OC iTrader: (3) Garage List 2014 Ford Raptor [0.00] 2012 328i E92 [10.00] 2013 X5 [0.00] 2013 335i F30 [8.00] 1990 Toyota Previa [0.00] 1997 E36 M3 [10.00] 2011 E92 M3 [0.00] 2011 535i [0.00]	I got the rpm surge up to 900 when I shut the AC OFF. The rpm increase should come when AC is turned ON. But not by a few hundred rpm. The dealer told me its supposed to be 50rpm increase, at least on my 328 at the time a while back
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