HOW CAN I FIX THE CARS HESITATION

1991 Subaru Liberty

Tiny

dylan487

October, 21, 2011 AT 1:55 PM

I have replaced fuel filter

FOUND 2911 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

October, 26, 2011 AT 11:39 AM

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.

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