Engine Will Not Shut Off

Symptom Tree  t081

This is symptom tree t081
Cause Correction

Keyswitch circuit is malfunctioning

Check the vehicle, equipment, or vessel keyswitch circuit. Refer to Procedure 019-064.

 

Fuel shutoff valve solenoid or circuit is malfunctioning (electronic controlled fuel systems)

Check the fuel shutoff valve solenoid and circuit. Refer to Procedures 019-049 and 019-050.

 

Engine is running on fumes drawn into the air intake

Check the air intake ducts. Locate and isolate the source of the fumes. Repair as necessary. Refer to the OEM service manual.

 

Turbocharger oil seal is leaking

Check the turbocharger for oil seals and for leaks. Refer to Procedure 010-040 or 010-049 in the Troubleshooting and Repair Manual N14 Series Engines (STC, CELECT™, CELECT™ Plus Models), Bulletin 3666142, or the Troubleshooting and Repair Manual M11 Series Engines (STC, CELECT™, CELECT™ Plus Models), Bulletin 3666139.

 
Last Modified:  02-Feb-2004

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