Engine Does Not Start

1. Check fuel injection fuses, refer to CHASSIS ELECTRICAL DIAGRAMS.
2. Check fuel injection wire and ground connections, refer to CHASSIS ELECTRICAL DIAGRAMS.
3. Intake air system leak.
4. Fuel pump defective, refer to DIAGNOSIS AND TESTING PROCEDURES.
5. Fuel system pressure incorrect, refer to DIAGNOSIS AND TESTING PROCEDURES.
6. Turbo over boost pressure switch defective, refer to DIAGNOSIS AND TESTING PROCEDURES.