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P1391 Diagnostic Trouble Code Discussion for March 2014

CKP Or CMP Sensor Signal Intermittent

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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
1999 Dodge Dakota 3.9L Cuts out, Stall VIN: 1B7FL26X0X
P1391: CKP Or CMP Sensor Signal Intermittent. ... usually work on veh like this, but... someone put in a used engine. they have had this all over trying to fix it. long story short, when in reverse only, it will surge, cut out, and/ or stall. runs decent in drive. p1391 is present. first off fuel pressure...
March 13, 2014
2000 Dodge Grand Caravan SE 3.3L No Start, Cuts out, Stall, MIL Lamp on VIN: 1B4GP44G1Y
P1391: CKP Or CMP Sensor Signal Intermittent. ... check, running fine, no MIL. Replaced valve cover gaskets (inc. R&R upper intake), oil pan gasket, and front stabilizer links. Battery went down (key not completely off), has been recharged and tests okay, has always cranked during no-starts below. Wo...
March 24, 2014