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P1600 Diagnostic Trouble Code Discussion for October 2012

PCM Battery Backup Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1600
Help Request Posted
2003 Honda Civic Hybrid 1.3L MIL Lamp on VIN: JHMES96643
P1600: IMA Generic Code. ... for headlight dimmer switch. Next day CEL & IMA warning lights came on. Customer returned to dealer. Dealers invoice states "pulled codes, R C2 Codes Battery Cell And IMA System - Cleared Codes & Road tested - Did not Recode." They left dea...
October 17, 2012