2000 Ford F250 losing power

2000 FORD F-250
132,000 MILES • V8 • 4WD • AUTOMATIC
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RANDYMANNER
  • MEMBER
  • 1 POST
As I'm driving, once I get up to 40 or 45 mph, my truck starts sputtering and shaking as if it's losing power or lack of fuel. When it's idling, you can hear some sputtering also like it's missing a beat. Any ideas?
Jul 17, 2010 at 10:01 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Possibilities: Inspect and test all the following listed below:

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock 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 it.
Jul 17, 2010 at 10:04 PM
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