
2002 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on
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...
FIX posted 5/28/2015
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Message Closed w/FIX
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VIN | 1J4GX48S42 |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0121 | Throttle Position Sensor Range/Performance |
P0123 | Throttle Position Sensor Circuit High Voltage |
Message Closed w/FIX
Vehicle Data
2002 Jeep Grand Cherokee Laredo
VIN | 1J4GX48S42 |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0121 | Throttle Position Sensor Range/Performance |
P0123 | Throttle Position Sensor Circuit High Voltage |