
1998 Jeep Cherokee Classic 4.0L Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on
hello, ive got a jeep that came in with a complaint of running poorly on acceleration. scanned and found p1391. customer replaced crank sensor and distributor. i was looking on my scan tool for cam/crank sync status and couldnt find it, instead i found reset c...
FIX posted 7/14/2011
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Message Closed w/FIX
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VIN | 1J4FT28S7W |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Misfire, Poor Fuel Economy, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P1391 | CKP Or CMP Sensor Signal Intermittent |
Message Closed w/FIX
Vehicle Data
1998 Jeep Cherokee Classic
VIN | 1J4FT28S7W |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Misfire, Poor Fuel Economy, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P1391 | CKP Or CMP Sensor Signal Intermittent |