ALL SIX CYLINDER MISSFIRE FOR 97

1997 Toyota 4Runner

Tiny

azampogna

December, 17, 2011 AT 6:06 PM

Plugged in obd tool and all six cylinders are missfiring

FOUND 2888 RELATED QUESTIONS

Engine Miss

52 ANSWERS
12 IMAGES

1 Answer

Tiny

rasmataz

December, 17, 2011 AT 6:17 PM

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

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