P0123 Diagnostic Trouble Code Discussion for August 2007
Throttle Position Sensor/APPS High
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| Help Request | Posted | |
| 1999 Jeep Cherokee Sport 4.0L MIL Lamp on VIN: 1J4FT68SXX P0123: Throttle Position Sensor Circuit High Voltage. 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... |
August 02, 2007 |
