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P1391 Diagnostic Trouble Code Discussion for August 2006

CKP Or CMP Sensor Signal Intermittent


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Trouble Ticket Help Requests for DTC P1391
Help Request Posted
2000 Dodge Intrepid 2.7L No Start, Stall VIN: 2B3HD46ROY
P1391: CKP Or CMP Sensor Signal Intermittent. Cutomer bought the and brought it to the shop to have mantence work and engine light check out found po1391 loss cam or crank sensor done the service oil change, tune-up replaced sensor car ran very good car returned about two weeks later had noise and running...
August 01, 2006
1997 Mitsubishi Eclipse GS 2.0L No Start VIN: 4A3AK44Y3V
P1391: Intermittent Loss of CKP or CMP Sensor Signal. Car came in for no spark,unplugged cam sensor and reconected cam sensor and it had spark,so i replaced cam sensor and connector.Few days later the car came back with same problem and same code so i replaced crank sensor and connector and it had spark again.Cus...
August 01, 2006
1996 Plymouth Breeze 2.0L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1P3EJ46C9T
P1391: loss of cmp or ckp signal. ... engine light on & car starts missing real bad then dies.I road tested car,car runs good.Tested for codes & had po351,p1390,p1391.Cust.said it never had timing belt so I started there.Checked timing marks before rem...
August 04, 2006
1996 Plymouth Breeze 2.0L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1P3EJ46C9T
P1391: loss of cmp or ckp signal. ... engine light on & car starts missing real bad then dies.I road tested car,car runs good.Tested for codes & had po351,p1390,p1391.Cust.said it never had timing belt so I started there.Checked timing marks before rem...
August 08, 2006
2003 Chrysler Town & Country (Van) Limited 3.8L Cuts out VIN: 2C8GP64L93
P1391: intermittent loss of CMP or CKP. ... 4000 RPM and sets code P1391; intermittent loss of cam or crank signals. After looking over the wiring and pricing the sensors, I decided the best thing to do is start with a new crank sensor since it is cheap (less than $30 from Chry). I know this sounds ...
August 09, 2006
1997 Chrysler LHS 3.5L No Start, Stall, MIL Lamp on VIN: 2C3HC56FOV
P1391: intermittent loss of cmp or ckp. ... started up and ran fine for about a 1\2 hour then died out watched both sensors on our modis with graph cam sensor did seem to have a glitch to it so i replaced the sensor started car ran for about 10min then died replaced crank sensor started car it died ...
August 14, 2006
2002 Chrysler Sebring LXi 2.7L Misfire, MIL Lamp on VIN: 1C3EL55R02
P1391: CKP Or CMP Sensor Signal Intermittent. ... sebring it has a intermitent misfire. No misfire codes but it does have a p1391 which means intermitent loss of cam or crank. My labscope is out for repairs so i cannot check signal. Has anyone seen this. Of the crank and cam is there one or the other that...
August 31, 2006