1990 BMW 535 POOR IDLE CHECK ENGINE LIGHT ON WHEN IDLEING

  • Tiny
  • angus714
  • 1990 BMW 535

Engine Performance problem
1990 BMW 535 6 cyl Two Wheel Drive Automatic 168000 miles

This is an addition to me previous question.
Could it be the 02 sensor The spark plugs are clean

Tuesday, July 8th, 2008 AT 1:01 PM

1 Answer

  • Tiny
  • Dr. Hagerty
  • Expert
  • 9,717 posts

The M-30 motor is somewhat sensitive to plug gap, valve lash, and throttle plate adjustment. When was the last inspection performed?

Was this
answer
helpful?
Yes
No
Tuesday, July 8th, 2008 AT 4:19 PM

Please login or register to post a reply.

Similar Questions