JERKING PROBLEM

1996 Subaru Legacy

Tiny

az_617

May, 27, 2010 AT 1:28 PM

Engine Performance problem
1996 Subaru Legacy 4 cyl Two Wheel Drive Manual

hello sir,
i have a subaru legacy 1996. When ever I push the accelerator my car my car jerks.I have already changed the fuel filter, air filter. Im reall fed up of this problem.I will be glad if u help me.
thank you.

FOUND 2502 RELATED QUESTIONS

3 Answers

Tiny

rasmataz

May, 27, 2010 AT 9:51 PM

Inspect and test all the following listed below and get back with some results

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.

Tiny

az_617

June, 1, 2010 AT 1:01 PM

Thank you and my solution is solved I have changed fuel pump and now its not jerking but now sometimes when my car is stop it vibrates and the rpm needle goes up and down. And in the morning it takes time to start. Please can u help me for this problem also?

Tiny

rasmataz

June, 1, 2010 AT 3:59 PM

Clean the idle air control valve and test the coolant temperature sensor and the throttle position sensor

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