Engine Runs After Ignition Turned Off (Diesels)

Check the following:

1. Carbon canister solenoid valves [1]

2. Fuel leaks

3. Cold start valve leaking

4. Fuel injector(s) leaking

5. Air flow sensor plate rest position incorrect

6. Fuel distributor control plunger rest position incorrect

7. Engine overheated [2]

[1] For testing procedure refer to, COMPUTERIZED ENGINE CONTROLS.

[2] For testing procedure refer to, ENGINE MECHANICAL.


NOTE: After each symptom, the sub-system that could be the source of the symptom are listed and should be checked in the order they are listed, beginning with #1.