2000 Toyota 4Runner 4 Runner not accelerating properly

112,000 MILES • 6 CYL • 4WD • AUTOMATIC
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JMALKO
  • MEMBER
  • 1 POST
My 2004 4Runner is not accelerating properly. When I step on the gas it hesitates and almost feel like its going to stall.
Jun 11, 2010 at 1:32 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
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.
Jun 11, 2010 at 1:35 AM
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