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P1391 Diagnostic Trouble Code Discussion for April 2010

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, Poor Idle Quality, Surge VIN: 2B3H46R8YH
P1391: CKP Or CMP Sensor Signal Intermittent. I towed this car in with a no start. Got to it next morning it started right up as it got warmed up it strted going up and down in idle the warmer it got the worse it got it would idle way up then back down. Will not start when warm sounded like a vaccum leak ...
April 05, 2010
1998 Chrysler Sebring LX 2.5L Surge, Cuts out, Misfire
P1391: loss of cam/crank signal. This code could be either cam or crank sensor. No scope available. At idle, tach drops out when misfire occurs. At cruise, tach steady, even though it feels as if one or more cylinders are not firing, back off throttle and engine accelerates. I know crank sens...
April 13, 2010
1998 Chrysler Sebring LX 2.5L Surge, Cuts out, Misfire
P1391: loss of cam/crank signal. This code could be either cam or crank sensor. No scope available. At idle, tach drops out when misfire occurs. At cruise, tach steady, even though it feels as if one or more cylinders are not firing, back off throttle and engine accelerates. I know crank sens...
April 17, 2010
2000 Dodge Intrepid 2.7L No Start, Poor Idle Quality, Surge VIN: 2B3H46R8YH
P1391: CKP Or CMP Sensor Signal Intermittent. I towed this car in with a no start. Got to it next morning it started right up as it got warmed up it strted going up and down in idle the warmer it got the worse it got it would idle way up then back down. Will not start when warm sounded like a vaccum leak ...
April 05, 2010
1998 Chrysler Sebring LX 2.5L Surge, Cuts out, Misfire
P1391: loss of cam/crank signal. This code could be either cam or crank sensor. No scope available. At idle, tach drops out when misfire occurs. At cruise, tach steady, even though it feels as if one or more cylinders are not firing, back off throttle and engine accelerates. I know crank sens...
April 13, 2010
1998 Chrysler Sebring LX 2.5L Surge, Cuts out, Misfire
P1391: loss of cam/crank signal. This code could be either cam or crank sensor. No scope available. At idle, tach drops out when misfire occurs. At cruise, tach steady, even though it feels as if one or more cylinders are not firing, back off throttle and engine accelerates. I know crank sens...
April 17, 2010