Wont stay running. Why?

Asked by Dec 16, 2015 at 05:24 PM about the 1999 Audi A4 1.8T quattro Sedan AWD

Question type: Maintenance & Repair

New water pump, alternator, belt and
battery. Engine turns, but wont stay.
Currently needs jump start.. But wont stay
running. Throttle positioning sensor might
be the sensor replacement. Idk. What to do?

1 Answer


If you can get the engine to run by holding the accelerator pedal down partway, you may have a bad idle control solenoid.

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