2000 Volkswagen Jetta

Engine Performance problem
2000 Volkswagen Jetta 4 cyl Front Wheel Drive Automatic 356000 miles

my jetta is loosing power going up hills, is seem to have a hard time going from overdrive to drive, but all in all it just seems to be starving for power
July 22, 2010.

Lack of acceleration, chugging, hesitating, bogging etc. Could be caused by one of the following below: Possibilities: Inspect and test all the following listed 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.
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 it.

Jul 23, 2010.