VEHICLE WON'T GO OVER 40MPH

2001 Hyundai Santa Fe

Tiny

fester49

February, 3, 2011 AT 6:55 PM

Vehicle ran fine the day before. Today the vehicle will not go over 40mph

FOUND 14749 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

February, 3, 2011 AT 6:58 PM

Do you have a check engine light?

Could be a transmission problem or 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.
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 and keep testing.

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