System Operation Description: Use this test if there are intermittent engine shutdowns or if a difficulty in starting is not accompanied by loss of electrical…

System Operation Description: Use this procedure to troubleshoot the electrical system if a problem is suspected with the Electronic Control Module (ECM) and/or if any…

System Operation Description: Use this procedure to troubleshoot the electrical system if a problem is suspected with the following data links:   Cat Data Link…

System Operation Description: The most likely cause of a coolant level alarm is a low coolant level. The next likely cause of a coolant level…

System Operation Description: Use this procedure in order to troubleshoot the air shutoff circuit or use this procedure if another procedure has sent you here.…

Use this procedure in order to troubleshoot a problem with the valve rotators or spring locks. Probable Cause   Valve Components  Recommended Actions Table 1…

Probable Causes Lubrication   Inadequate lubrication  Valve Train Components   Worn valve train components  Valve Lash   Incorrect valve lash  Recommended Actions Inadequate Lubrication Remove…

Note: Use this procedure only if the engine does not shut down completely. Probable Causes   Diagnostic codes  Event codes  Air inlet and exhaust restrictions  Throttle…

Use this procedure in order to troubleshoot low oil pressure. Use this procedure if one of the following event codes is active. Refer to Troubleshooting,…

Probable Causes   Leaking seals on the case of the unit injector or on the barrel of the unit injector  Leaking seals on the fuel…