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P1391 Diagnostic Trouble Code Discussion for June 2013

CKP Or CMP Sensor Signal Intermittent


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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
1997 Chrysler Sebring JXi 2.5L Hesitation, Misfire, MIL Lamp on VIN: 2C3EL55H2V
P1391: intermittent loss of cmp or ckp. Hello everyone I have a chrysler sebring that we have been messing with for awhile now (10mths) orignally if presented with a misfire rough running condition which after testing we determinded that it was a bad cmp sensor which is built in distributor so we so...
June 07, 2013
1996 Jeep Grand Cherokee Laredo 4.0L No Start, Cuts out VIN: 1J4GZ58S0T
P1391: CKP Or CMP Sensor Signal Intermittent. ... queen came in on a rollback 2 weeks ago as a no start condition, it had dead crankshaft position sensor with P1398 and showed no activity on live data, replaced with a bwd aftermarket and ran. 2 days later it came back in with a no start again. This time i...
June 10, 2013
1996 Jeep Grand Cherokee Limited 4.0L Misfire VIN: 1J4GZ78S8T
P1391: CKP Or CMP Sensor Signal Intermittent. ... a no start. I replaced crank sensor with a napa brand. cs611 was part number. Jeep then fired up but I could not drive it would stall as soon as put in gear. We then checked spark plugs and they had a gap of .90 and they are supposed to be .35. After repla...
June 13, 2013
1996 Jeep Grand Cherokee Limited 4.0L Misfire VIN: 1J4GZ78S8T
P1391: CKP Or CMP Sensor Signal Intermittent. ... a no start. I replaced crank sensor with a napa brand. cs611 was part number. Jeep then fired up but I could not drive it would stall as soon as put in gear. We then checked spark plugs and they had a gap of .90 and they are supposed to be .35. After repla...
June 14, 2013
2002 Dodge Ram 1500 Truck ST 4.7L MIL Lamp on VIN: 3D7HU18N02
P1391: CKP Or CMP Sensor Signal Intermittent. ... cold, could not duplicate the problem but i did find it had bad heads. when i pulled the heads sure enough they were cracked. so i replaced them with remanufactured ones also i was on some what of a small budget for this job so i purchased the timing set f...
June 16, 2013
2002 Dodge Ram 1500 Truck ST 4.7L MIL Lamp on VIN: 3D7HU18N02
P1391: CKP Or CMP Sensor Signal Intermittent. ... cold, could not duplicate the problem but i did find it had bad heads. when i pulled the heads sure enough they were cracked. so i replaced them with remanufactured ones also i was on some what of a small budget for this job so i purchased the timing set f...
June 19, 2013
1997 Chrysler Sebring JXi 2.5L Hesitation, Misfire, MIL Lamp on VIN: 2C3EL55H2V
P1391: intermittent loss of cmp or ckp. Hello everyone I have a chrysler sebring that we have been messing with for awhile now (10mths) orignally if presented with a misfire rough running condition which after testing we determinded that it was a bad cmp sensor which is built in distributor so we so...
June 07, 2013
1996 Jeep Grand Cherokee Laredo 4.0L No Start, Cuts out VIN: 1J4GZ58S0T
P1391: CKP Or CMP Sensor Signal Intermittent. ... queen came in on a rollback 2 weeks ago as a no start condition, it had dead crankshaft position sensor with P1398 and showed no activity on live data, replaced with a bwd aftermarket and ran. 2 days later it came back in with a no start again. This time i...
June 10, 2013
1996 Jeep Grand Cherokee Limited 4.0L Misfire VIN: 1J4GZ78S8T
P1391: CKP Or CMP Sensor Signal Intermittent. ... a no start. I replaced crank sensor with a napa brand. cs611 was part number. Jeep then fired up but I could not drive it would stall as soon as put in gear. We then checked spark plugs and they had a gap of .90 and they are supposed to be .35. After repla...
June 13, 2013
1996 Jeep Grand Cherokee Limited 4.0L Misfire VIN: 1J4GZ78S8T
P1391: CKP Or CMP Sensor Signal Intermittent. ... a no start. I replaced crank sensor with a napa brand. cs611 was part number. Jeep then fired up but I could not drive it would stall as soon as put in gear. We then checked spark plugs and they had a gap of .90 and they are supposed to be .35. After repla...
June 14, 2013
2002 Dodge Ram 1500 Truck ST 4.7L MIL Lamp on VIN: 3D7HU18N02
P1391: CKP Or CMP Sensor Signal Intermittent. ... cold, could not duplicate the problem but i did find it had bad heads. when i pulled the heads sure enough they were cracked. so i replaced them with remanufactured ones also i was on some what of a small budget for this job so i purchased the timing set f...
June 16, 2013
2002 Dodge Ram 1500 Truck ST 4.7L MIL Lamp on VIN: 3D7HU18N02
P1391: CKP Or CMP Sensor Signal Intermittent. ... cold, could not duplicate the problem but i did find it had bad heads. when i pulled the heads sure enough they were cracked. so i replaced them with remanufactured ones also i was on some what of a small budget for this job so i purchased the timing set f...
June 19, 2013