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P1391 Diagnostic Trouble Code Discussion for May 2010

CKP Or CMP Sensor Signal Intermittent

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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
1996 Plymouth Grand Voyager SE 3.3L Cuts out, Stall, MIL Lamp on VIN: 2FGDFDFGDF
P1391: CKP Or CMP Sensor Signal Intermittent. ... help request as a post to get some information out there about an unusual fix that came our way and cost us a LOT of time to sort out. If you want you can read the tale of woe, or skip to the last paragraph for the fix. Vehicle originally showed up bucki...
May 07, 2010