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P1391 Diagnostic Trouble Code Discussion for May 2008

CKP Or CMP Sensor Signal Intermittent

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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
1999 Dodge Intrepid ES 2.7L Stall VIN: 2B3HD56R7X
P1391: CKP Or CMP Sensor Signal Intermittent. vehicle will not run properly, and or not at all with updated cam sensor. runs good with old sensor in it, until old sensor begins to act up. with 3 new cam sensors, sometimes vehicle won't even start. has anyone had problems with these new cam sensors? also, ...
May 06, 2008
1998 Dodge B2500 5.2L No Start, Surge, MIL Lamp on VIN: 2B4JB25Y2W
P1391: CKP Or CMP Sensor Signal Intermittent. ... Rotor, Cap, Coil, Wires. After replacing all of these items the code P1391 still comes back. Replaced the PCM because the IAC Test failed. Checked all wiring, OHM and Voltage were all good. Before replacing the coil, cylinders 4,8 were intermittently misfi...
May 19, 2008
2000 Dodge Intrepid 2.7L Surge, Cuts out, Misfire, MIL Lamp on VIN: 2C3HH46R7Y
P1391: CKP Or CMP Sensor Signal Intermittent. ... been involved extensively. Car came in for MIL on and power loss at and above 3000 rpm, feels like it hits a rev limiter. Scoped CMP and CKP and had no CMP signal. When car came in, it had major extended crank before it would start, but would start and hav...
May 21, 2008
1996 Chrysler Town & Country 3.8L Cuts out, Stall, Misfire, MIL Lamp on VIN: 1C4GP54L6T
P1391: CKP Or CMP Sensor Signal Intermittent. Hello all. This vehicle came in customer states that vehicle stalled on highway took about 20mins to restart. I brought vehicle in shop and let it run for about an hour and a half. Finally the vehicle stalled. I then checked for spark and nothing. So I then pl...
May 22, 2008