1998 FORD RANGER RUNS ROUGH NO POWER

  • Tiny
  • Ssimek
  • 1998 FORD RANGER

Engine Performance problem
1998 Ford Ranger 4 cyl Two Wheel Drive Manual 147000 miles

Idled rough stalls no power. New plugs. Wires maf. Iac sensor egr working can't find any vacume leaks cat not pluged

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Sunday, August 15th, 2010 AT 7:02 PM

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  • Tiny
  • Rasmataz
  • MEMBER

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.
10. Throttle position sensor.
11. Idle air control valve.

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Sunday, August 15th, 2010 AT 8:31 PM

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