1999 Dodge Dakota misfire's

1999 DODGE DAKOTA
131,233 MILES • 6 CYL • 2WD • MANUAL
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MARIASMAN1
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  • 1 POST
it's misfire's on cyl. 3,5 and all cyl. why would this be? replaced plugs,wires,cap,rotor,fuel rail and still is reading misfire. what else could it be?
Mar 5, 2010 at 5:19 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 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.
Mar 5, 2010 at 5:25 AM
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