Dieseling, Run-On. Oldsmobile Aurora 2002

For 1990-2009 cars only

Makes 🢒 Oldsmobile 🢒 2002 🢒 Aurora 🢒 Engine 🢒 Engine Electrical 🢒 Dieseling, Run-On

Checks

Action

DEFINITION: Engine continues to run after key is turned OFF, but runs very rough. If engine runs smooth, check the ignition switch and adjustment.

Preliminary Checks

•	Refer to Symptoms - Engine Controls , Important Preliminary Checks Before Starting.

•	Search for any bulletins.

•	Verify that the powertrain control module (PCM) grounds are clean, tight, and in the correct locations.

Fuel System

Check for the following conditions:

•	Any leaking fuel injectors

•	The presence of fuel in the fuel pressure regulator vacuum line