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2005 Ford Escape eratic RPM

Tiny
WCONVERSE
  • MEMBER
  • 2005 FORD ESCAPE
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 88,000 MILES
When driving at between 50 and 60 miles an hour,
I let up on the gas and the rpm drop and come back
up then drop and come back up several times. I tried one time to put the car and neutral and the rpm did
not drop all the way down. I had the code checked
and no codes are showing?
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Tuesday, June 8th, 2010 AT 5:28 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect and test all the following listed below:

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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Tuesday, June 8th, 2010 AT 5:30 AM

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