1999 Nissan Sunny

Engine Performance problem
1999 Nissan Sunny 4 cyl Front Wheel Drive Manual 105000 miles

no accleration on incline. Even when the accleration pedal is depressed fully. Car is worst with a/c on. It shuts off when trying to climb hills.
Robert boodoo
July 10, 2010.

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
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 10, 2010.