ENGINE LIGHT, VTM4 LIGHT

  • Tiny
  • trockhill
  • 2003 Acura MDX
  • 6 CYL
  • 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.

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Sunday, July 17th, 2011 AT 4:46 PM

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  • Tiny
  • rasmataz
  • Member

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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Monday, October 10th, 2011 AT 8:16 AM

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