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P0123 Diagnostic Trouble Code Discussion for December 2005

Throttle Position Sensor/APPS High


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Trouble Ticket Help Requests for DTC P0123
Help Request Posted
1999 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4G258S7X
P0123: Throttle Position Sensor Circuit High Voltage. ... cherokee,(4.0L). hard code P0123. on scanner TPS VALUE AT IDLE is 4.88 volt. I used my fluke voltmeter,and unplug the TPS terminal and here it is my measurments: volt between supply and sensor ground is 5.20 volt between signal and sensor ground is 5.73(w...
December 05, 2005
1999 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4G258S7X
P0123: Throttle Position Sensor Circuit High Voltage. ... Cherokee,(4.0L). hard code P0123 high tps volt, on scanner TPS VALUE AT IDLE is 4.88 volt. 3 years ago I had the same problem with another jeep it was SHORTED CLOCKSPRING. I guess iam not lucky at this time i did disconnect the clockspring no different. on...
December 06, 2005
1999 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4G258S7X
P0123: Throttle Position Sensor Circuit High Voltage. ... cherokee,(4.0L). hard code P0123. on scanner TPS VALUE AT IDLE is 4.88 volt. I used my fluke voltmeter,and unplug the TPS terminal and here it is my measurments: volt between supply and sensor ground is 5.20 volt between signal and sensor ground is 5.73(w...
December 05, 2005
1999 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4G258S7X
P0123: Throttle Position Sensor Circuit High Voltage. ... Cherokee,(4.0L). hard code P0123 high tps volt, on scanner TPS VALUE AT IDLE is 4.88 volt. 3 years ago I had the same problem with another jeep it was SHORTED CLOCKSPRING. I guess iam not lucky at this time i did disconnect the clockspring no different. on...
December 06, 2005