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3. CHARGING SYSTEM VERIFICATION TEST 1. Inspect the vehicle to ensure that all engine components are properly installed and connected. Reassemble and 2. With the scan tool, erase all diagnostic trouble codes (DTCs). 3. Start the engine. 4. Raise the engine speed to 2000 RPM for at least 30 seconds. 5. Allow the engine to idle. 6. Turn the ignition off for 20 seconds. 7. Turn the ignition on. 8. With the scan tool, read ECM DTCs. 9. If this DTC has set again, or another DTC has set, look for any Technical Service Bulletins (TSBs) that may relate 10. If the charging system is functioning correctly and there are no DTCs, the repair is now complete. Are any DTCs or symptoms remaining? Yes >> Repair is not complete, refer to the appropriate diagnostic procedure. No >> Repair is complete. 4. NO START VERIFICATION TEST NOTE: IMPORTANT! If the Engine Control Module or Sentry Key Immobilizer Module has been replaced, 3. Inspect the engine oil for contamination. If it is contaminated, change the oil and filter. 4. With the scan tool, erase all diagnostic trouble codes (DTCs). 5. Turn the ignition off for at least 10 seconds. 6. Attempt to start the engine. 7. If the engine is unable to start, look for any Technical Service Bulletins (TSBs) that may relate to this condition. 8. If the engine starts and continues to run, the repair is now complete. Are any DTCs or symptoms remaining? Yes >> Repair is not complete, refer to the appropriate diagnostic procedure. No >> Repair is complete. PM ENGINE ELECTRICAL DIAGNOSTICS - DIESEL 9 - 1439 |