How to locate an air leak and what are common problems?

Tiny
KYMITSI
  • MEMBER
  • 1997 MITSUBISHI GALANT
  • 175,000 MILES
Car will turn on, but running very rough. Wont drive as soon as you put foot on accelerator, car stalls. Whistling noise coming from the rear of the engine. Have cleaned fuel filter and this improved things a little bit. Not sure where to start looking?
Saturday, August 27th, 2011 AT 12:25 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
https://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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Monday, August 29th, 2011 AT 12:04 AM

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