The efficiency of an engine can be checked by making a comparison of the pressure in the inlet manifold with the information given in the…
Category: C18
Table 1 Diagnostic Trouble Codes CDL Code J1939 Code Code Description (code descriptions may vary) Comments 261-11 637-11 Engine Timing Offset fault The wiring to…
Use this procedure if the diagnostic code in Table 1 is active. Table 1 Diagnostic Trouble Codes CDL Code J1939 Code Code Description (code descriptions…
Most electrical faults are caused by poor connections. The following procedure will assist in detecting faults with connectors and with wiring. If a fault is…
This code will trip if the automated ARD Air Valve Calibration sweep exceeds the calibration limits AND a failed regeneration occurs. The ARD Air Valve calibration is…
The Engine Control Module (ECM) contains no moving parts. Replacement of the ECM can be costly. Replacement can also be a time consuming task. Follow…
Use this procedure to troubleshoot the electrical system if the diagnostic code in Table 1 is active. Table 1 Diagnostic Trouble Codes CDL Code J1939…
The Caterpillar Electronic Technician (ET) is used to load injector trim files into the Engine Control Module (ECM). Injector trim files are available from these…
“Test ECM Mode” is a feature in the software that can be used to help troubleshoot an engine that may have a fault in the…
Note: Factory passwords are only available to service technicians from an authorized Caterpillar Dealership. Customers of Caterpillar do not have access to the Caterpillar Factory Password…