Diesel Data: Automotive Repair

Engine Will Not Start (MIL Comes On And Stays On, No DTCs Set)




Engine will not start (MIL comes on and stays on, no DTCs set)

Engine will not start
(MIL comes on and stays on, no DTCs set)


Troubleshoot the DLC circuit Testing and Inspection.

Also check for

No power to ECM

Also check for

No ground to ECM

Also check for

Shorted reference voltage