I TOOK MY CAR TO GET A MODULE BECAUSE IT WOULD NOT START

1999 BMW 323
132,000 MILES
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HOLGUING7
  • MEMBER
  • 1 POST
AFTER THEY FIXED IT STARTED RUNNING AWFUL NOW THEY SAY ITS 02 SENSOR? RUNS ROUGH AFTER MODULE REPLACEMENT. NOW THEY SAID ITS THE 02 SENSOR. IS THAT POSSIBLE?
Feb 18, 2012 at 2:56 AM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,812 POSTS
It is possible for a bad O2 sensor to cause erratic idling but it would usually trigger the MIL.
Feb 18, 2012 at 4:20 AM
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