
1999 Jeep Cherokee Sport 4.0L MIL Lamp on
This vehicle came in with DTC P0123 (TPS voltage too high) and P0121 (TPS does not agree with MAP) The voltage at the TPS was high at 2.53. This was both in the PCM as well as at the TPS output terminal. A replacement TPS was installed with the results being a...
FIX posted 8/3/2007
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Message Closed w/FIX
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VIN | 1J4FT68SXX |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
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
1999 Jeep Cherokee Sport
VIN | 1J4FT68SXX |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
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 |