Operation CHARM: Car repair manuals for everyone.

Dieseling/Run-On

Definition: Engine continues to run after key is turned "OFF," but runs very roughly. If engine runs smoothly, check ignition switch and adjustment.

FUEL SYSTEM
CHECK: Evaporative system and fuel tank venting.
CHECK: Injectors for leaking. Refer to Diagnostic Charts/Chart A-6 Fuel System Diagnosis Related Tests, Information and Procedures