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2002 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on
Posted to Chrysler Driveability on 5/27/2015 9 Replies

Ok, This Jeep came into the shop with a complaint of hesitation, cruise not working and mil on. Pulled the codes and started testing tps. Looking on IATN, I found that there were numerous posts about the clock spring. I checked and sure enough, I had 5 volts o...

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  Related Documents & Media  2002 Jeep Grand Cherokee Laredo

 
Message Closed w/FIX

car Vehicle Data

2002 Jeep Grand Cherokee Laredo

VIN 1J4GX48S42
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0121Throttle Position Sensor Range/Performance
P0123Throttle Position Sensor Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

2002 Jeep Grand Cherokee Laredo

VIN 1J4GX48S42
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0121Throttle Position Sensor Range/Performance
P0123Throttle Position Sensor Circuit High Voltage