Mechanics

ENGINE LIGHT, VTM4 LIGHT

2003 Acura MDX • 6 cylinder AWD Automatic • 110,000 miles

2003 acura mdx engine light and vtm4 light on?
engine runs rough. Codes are randum misfire codes on all cyl.
Avatar
Trockhill
July 17, 2011.



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

Rasmataz
Oct 10, 2011.