B5.9G, B5.9LPG, B Gas Plus, B LPG Plus – Engine Will Not Shut Off

Symptom Tree  

Electronic fault codes are active

For instructions on how to read active fault codes, refer to Procedure 101-007 (Electronic Controlled Fuel System) in Section 1. If fault codes are active, contact a Cummins Authorized Repair Facility.


Keyswitch circuit is malfunctioning

Check the vehicle, equipment, or vessel keyswitch circuit. Refer to the OEM service manual.


External voltage supply to the OEM power solenoid

Verify that there are no external voltage supply paths to the OEM power solenoid. Refer to the OEM service manual.

Contact a Cummins Authorized Repair Facility

Last Modified:  16-Feb-2005