VW JETTA 2.0T

2006 Volkswagen GLI

Tiny

jay fermin

February, 1, 2011 AT 10:37 PM

My car is misfiring, what could it be? Coils or fuel injectors?

FOUND 1639 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

March, 18, 2011 AT 1:42 AM

Engine running rough or misfiring can be cause by the following:

http://www.2carpros.com/articles/engine-misfires-or-runs-rough

1.Defective spark plugs
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.Manifold absolute pressure sensor
12.Mass Airflow Sensor
13.Idle air control valve

Note: If it doesn't apply disregard it-

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