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P1391 Diagnostic Trouble Code Discussion for October 2007

CKP Or CMP Sensor Signal Intermittent


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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
1998 Chrysler Concorde LXi 3.2L No Start, MIL Lamp on VIN: 2C3HD46J9W
P1391: CKP Or CMP Sensor Signal Intermittent. Greetings all great tech of the IATN!! First off, let me apologize for the following very long post...but i want to be sure you have enough info to be able to offer help...nothing agitates me more than reading a 2 liner with next to no info, sooo...too much i...
October 08, 2007
1998 Chrysler Concorde LXi 3.2L No Start, MIL Lamp on VIN: 2C3HD46J9W
P1391: CKP Or CMP Sensor Signal Intermittent. Greetings all great tech of the IATN!! First off, let me apologize for the following very long post...but i want to be sure you have enough info to be able to offer help...nothing agitates me more than reading a 2 liner with next to no info, sooo...too much i...
October 09, 2007
2001 Chrysler Sebring LX 2.7L No Start, Cuts out, Stall, MIL Lamp on VIN: 1C3EL46U31
P1391: CKP Or CMP Sensor Signal Intermittent. ... losing the cam signal, codes P0340 & P1391. I started the car this morning & it started up normal & had both cam & crank signals present at the PCM. It seemed to run fine driving down the road. After the road test, I pulled it in the shop &...
October 11, 2007
1997 Jeep Cherokee Sport 4.0L MIL Lamp on VIN: 1J4FJ68S3V
P1391: CKP Or CMP Sensor Signal Intermittent. Yes here is another JEEP with a code P1391, Intermittent loss of ckp/cmp. Has new Mopar Sensors (a couple times), timing chain slack less than 1.5 degrees, I did go through Iatn and checked tech mails, performed cam/crank sensor sync, with no help. wiggle test...
October 11, 2007
2001 Chrysler Sebring LX 2.7L No Start, Cuts out, Stall, MIL Lamp on VIN: 1C3EL46U31
P1391: CKP Or CMP Sensor Signal Intermittent. ... losing the cam signal, codes P0340 & P1391. I started the car this morning & it started up normal & had both cam & crank signals present at the PCM. It seemed to run fine driving down the road. After the road test, I pulled it in the shop &...
October 15, 2007
2001 Chrysler Sebring LXi 2.7L No Start, MIL Lamp on VIN: 1C3EL55U91
P1391: CKP Or CMP Sensor Signal Intermittent. Vehicle was towed in, died going down the road and wouldn't start. We found that the #4 coil was melted and the fuel injector/coil fuse was blown. Replaced fuse and coil. Vehicle started and ran fine but the coil started melting again. We found the above codes...
October 31, 2007