2003 Ford F-150 Repair Question
Asked on November 13, 2011
My is bogging down and******** when i keep steady pressure on the gas.
Jerking or bogging when steady pressure on gas. Goes away when you let off or gun the gas pedal.
Asked by caymarieAnswer
Replied on November 13, 2011
Do you have a check engine light and when was last tune-up??
Could be caused by one of the following 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.
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 and keep testing.
Replied on November 13, 2011
Not sure of the last tune up. Fairly new vehicle to us that we purchased from a dealer
Replied on November 13, 2011
Lets get started on checking the things above-