Diesel Data: Automotive Repair

Hard to Start



Engine cranks OK, but does not start for a long time.

POSSIBLE CAUSE ACTION


Bowl vent valve malfunction Check Evaporative system under
TESTING PROCEDURES.



Air cleaner restricted Check inlet air temperature system
under TESTING PROCEDURES.





EGR malfunction, valve staying open, 1. Check the EGR system under
solenoid malfunction, leaking gasket TESTING PROCEDURES. If OK, step 2
2. Check the EGR electronic controls.
Refer to COMPUTERIZED ENGINE CONTROLS.