System Operation Description: Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Table 1 Troubleshooting Test Steps Values Results 1. Check the…
Category: C18
System Operation Description: Table 1 lists the diagnostic codes that relate to the combustion air system. Note: Some of the following codes may not be applicable…
System Operation Description: Table 1 lists the diagnostic trouble codes for the Aftertreatment Identification Module. Table 1 Diagnostic Trouble Codes CDL Code J1939 Code Code…
System Operation Description: The code indicates a warning for low fan speed. The warning will appear if the feedback to the Electronic Control Module (ECM)…
System Operation Description: Use this procedure to troubleshoot the following codes or if the air shutoff system is not operating properly. Table 1 Diagnostic Codes…
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 Valve lash setting is not at factory specifications. Worn rocker arms Worn valve springs or broken valve springs Bent pushrods Worn camshaft …
Note: Use this procedure only if the engine does not shut down completely. Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Probable…
Note: Severe slopes can cause low oil pressure. If the machine is operated on severe slopes, the oil level in the engine crankcase must be at…
Probable Causes Fuel injector O-ring seals Fuel injector tip Fuel transfer pump seal High-pressure fuel pump Cracked cylinder head Recommended Actions Note: The procedures have…