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P1391 Diagnostic Trouble Code Discussion for January 2007

CKP Or CMP Sensor Signal Intermittent


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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
1999 Dodge Intrepid 2.7L No Start VIN: 2C3HH46RXX
P1391: CKP Or CMP Sensor Signal Intermittent. ... advance. I have a 1999 Intrepid with a intermittent no start. I pulled out a P1391 fault code for intermittent loss of crank or cam sensor. I have had the vehicle running and scan data shows crank sensor YES and cam sensor NO. I'm not familiar with these v...
January 02, 2007
1997 Jeep Grand Cherokee Limited 4.0L No Start, Cuts out, MIL Lamp on VIN: 1J4GZ783VC
P1391: CKP Or CMP Sensor Signal Intermittent. this one driving us crazy original towed in no start no fuel pressure ( possible coincedence)replace pump ( oem only) returned mil light on cuts out intermitten scan po po 1390 po 1391 cam / crank replaced same problem sat @ idle no problem cust pick up go 1 b...
January 12, 2007
1997 Jeep Grand Cherokee Limited 4.0L No Start, Cuts out, MIL Lamp on VIN: 1J4GZ783VC
P1391: CKP Or CMP Sensor Signal Intermittent. this one driving us crazy original towed in no start no fuel pressure ( possible coincedence)replace pump ( oem only) returned mil light on cuts out intermitten scan po po 1390 po 1391 cam / crank replaced same problem sat @ idle no problem cust pick up go 1 b...
January 22, 2007