1995 Suzuki Sidekick cutting out above 4000 rpms

1995 SUZUKI SIDEKICK
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ERICHOOPES
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Engine Performance problem
1995 Suzuki Sidekick 4 cyl Four Wheel Drive Manual

all of a sudden my rig just started not running and cutting out at above 3500rpms.. it was fine before this... it has good power up until about 3000rpms??
Feb 16, 2010 at 11:57 PM
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RASMATAZ
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Inspect and test all the following listed below:

Oxygen sensors.
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
Feb 17, 2010 at 7:11 AM