2001 BMW 320D engine missfire

Tiny
MUHAMMED ALI BUTT
  • MEMBER
  • 2001 BMW 320D
Engine Mechanical problem
2001 BMW 320D 4 cyl Two Wheel Drive Manual

what are the symptoms of engine missfire and I have read that if there is a missfire then whole car including engine will viberate very strongly is that true
Friday, June 4th, 2010 AT 9:31 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Engine running rough or misfiring can be cause by the following-inspect and test all the following below:
1. Defective spark plug.
2. Inadequate spark/coil, defective spark plug wire.
3. Lack of compression
4. False air leakage.
5. Faulty fuel injectors.
6. Insufficient fuel pressure.
7. Contaminated fuel.
8. EGR valve that is leaking.
9. Oxygen sensors.
10. Throttle position sensor.
11. Idle air control valve.
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Friday, June 4th, 2010 AT 9:55 PM

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