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.

PRELIMINARY CHECKS
Perform the visual and physical checks as described under Diagnosis By Symptom/Preliminary Checks. - Important Preliminary Checks

FUEL SYSTEM
Check: Injectors for leaking. Refer to Chart A-7 Fuel System Diagnosis. Related Tests, Information and Procedures