Fault Codes/Cummins/2911Cummins2911UnclassifiedGeneralWhat This Code MeansTrim block corrupt; Control shutdownPossible Causes•Fatal software error in PCC controlRelated Cummins Fault Codes294229432899294428982945289729642896297728933131Browse all Cummins fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 2911 on your specific Cummins unit — cited to the OEM manual, not a forum guess.Your question about 2911GET THE ANSWERFree account required — we'll bring your question with you.