Diesel Data: Automotive Repair

Engine Cranks But Does Not Run



ENGINE CRANKS BUT DOES NOT RUN

DESCRIPTION
The Engine Cranks but Does Not Run diagnostic table is an organized approach to identifying a condition that causes an engine to not start. The diagnostic table directs the service technician to the appropriate system diagnosis. The diagnostic table assumes the following conditions are met:
- The battery is completely charged. Refer to Battery Inspection/Test (Non-HP2) in Starting and Charging. Component Tests and General Diagnostics
- The engine cranking speed is acceptable. Refer to Engine Cranks Slowly in Starting and Charging. Engine Cranks Slowly
- There is adequate fuel in the fuel tank.

TEST

Steps 1 - 8:




Steps 9 - 14: