1989 750il the engine idles at 500 to 600 RPM, how gan I increase the idle RPMs to 800 RPM?
1989 750 IL
Jun 02, 2005
4 Replies
Simply reprogram the ECU module. That's what controls the ICV. But why on earth would you want to do that?
-Fred W
Don't you mean ecuS - there are two that engine IIRC?
Floyd
I stand (actually sit) corrected. Yes, there is a seperate ECU for each cylinder bank. Weird, that...
-Fred W
Fix the vacuum leak.
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