1997 Ford Thunderbird engine missing

Tiny
SPRAD
  • MEMBER
  • 1997 FORD THUNDERBIRD
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 101,000 MILES
1997 3.8 thunderbird began missing & runnibg rough especially at idle & low rpms. Problem began overnight with no warnings
Friday, February 19th, 2010 AT 2:16 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Engine running rough or misfiring can be cause by the following:
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.
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Friday, February 19th, 2010 AT 3:09 PM

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