1984 ford ranger

420,000 MILES • 6 CYL • 2WD • AUTOMATIC
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TNHALL
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  • 1 POST
1984 ford ranger rough running engine
Nov 21, 2010 at 9:43 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
https://www.2carpros.com/articles/engine-misfires-or-runs-rough

1.Defective spark plug
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
Nov 21, 2010 at 9:53 AM
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