Mechanics

4 RUNNER NOT ACCELERATING PROPERLY

2000 Toyota 4Runner

Engine Performance problem
2000 Toyota 4Runner 6 cyl Four Wheel Drive Automatic 112000 miles

My 2004 4Runner is not accelerating properly. When I step on the gas it hesitates and almost feel like its going to stall.
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Jmalko
June 11, 2010.




Inspect and test all the following listed below: 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
Rasmataz
Jun 11, 2010.


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