2002 Ford Ranger cold running condition

Tiny
PRITLE
  • MEMBER
  • 2002 FORD RANGER
  • 4 CYL
  • 2WD
  • MANUAL
  • 75,000 MILES
Engine seems to cut out alot at lower rpms down shifting helps it acts like an open choke problem after 15 minutes or so it seems ok any ideas
Sunday, March 28th, 2010 AT 3:27 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect and test all the following listed below and get back with some results

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard.
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Sunday, March 28th, 2010 AT 5:30 AM

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