1426
UnclassifiedGeneral
What This Code Means
Warning effect; Control received an unrecognized fault code from the engine control module
Possible Causes
- •The engine controller has broadcasted a fault that the PCC1302 control doesn’t recognize.
Suggested Actions
- 1Use an engine service tool (Insite or InPower) to view the active fault messages being sent by the engine controller.
- 2Consult the engine service manual for a Fault Code mapping and a procedure to cure the problem.
ASK RUDY ABOUT THIS FAULT
Get a diagnosis walkthrough for 1426 on your specific Cummins unit — cited to the OEM manual, not a forum guess.
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