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1998 Jeep Wrangler Sport 4.0L Misfire
Posted to Chrysler Driveability on 4/19/2005 9 Replies

This truck runs bad but not while its at our shop. But keeps popping these three codes, p0123,p0320,p0505. I can't pinpoint the problem, and was hoping someone has seen this type of problem before and can give me some advise. The customer is getting upset. the...

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  Related Documents & Media  1998 Jeep Wrangler Sport

 
Message Closed w/FIX

car Vehicle Data

1998 Jeep Wrangler Sport

VIN IJ4FY19S5W
Engine4.0 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

P0123Throttle Position Sensor Circuit High Voltage
P0320No Crank Reference Signal To PCM
P0505Idle Speed Control System
Message Closed w/FIX

car Vehicle Data

1998 Jeep Wrangler Sport

VIN IJ4FY19S5W
Engine4.0 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

P0123Throttle Position Sensor Circuit High Voltage
P0320No Crank Reference Signal To PCM
P0505Idle Speed Control System