Start by cleaning the IACV, EGR and PCV valves and test the TPS and MAP sensors-to include a fuel pressure check

Answered by rasmataz
68 questions asked

fuel pressure tested at 9 1/2

Response from maurer0418
1 question asked

Is this monitored static fuel pressure-possibly the IACV, EGR valve and TPS/MAP sensors

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-

Answered by rasmataz
68 questions asked