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P1391 Diagnostic Trouble Code Discussion for October 2010

CKP Or CMP Sensor Signal Intermittent

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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
2002 Dodge Durango SLT 4.7L MIL Lamp on VIN: 1B4HS58N42
P1391: CKP Or CMP Sensor Signal Intermittent. hi guys i have this 4.7 L with loss of crank and cam signal. don't know much history on this truck. it was bought from auction by the used car dealer.had missfire rocker was off. we put the rocker back in and it ran good. had PCM internal failure fault set. we...
October 07, 2010