Mechanics

STALL WHEN MOVING OFF

2001 Mercedes Benz S430

Engine Performance problem
2001 Mercedes Benz S430 V8 Two Wheel Drive Automatic 150000 miles

when moving off from standstill hesitation and either stalls or jumps forward quickly
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Chufgy
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

Rasmataz
Jul 11, 2010.