318ti.org forum - View Single Post - 1996 318i 5 speed M44 engine runs on at higher speeds only

bluoval6 · 01-29-2016, 09:56 PM

A sticking IAC would be my next suspect. I believe secondary air only runs for the first few seconds after a start-up. Did the issue start when the weather turned cold? It's my experience that IAC valves like to act up more in cold weather.

01-29-2016, 09:56 PM	#7
bluoval6 Member Join Date: Oct 2015 Location: Slidell, Louisiana USA Posts: 89 iTrader: (0) Photo Gallery	A sticking IAC would be my next suspect. I believe secondary air only runs for the first few seconds after a start-up. Did the issue start when the weather turned cold? It's my experience that IAC valves like to act up more in cold weather.