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P0123 Diagnostic Trouble Code Discussion for April 2013

Throttle Position Sensor/APPS High

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Trouble Ticket Help Requests for DTC P0123
Help Request Posted
2004 Jeep Liberty Renegade 3.7L Poor Idle Quality, MIL Lamp on
P0123: Throttle Position Sensor 1 Circuit High Voltage. I am thinking this has a shorted harness on truck or fuse panel. Tps signal return wire with tps disconnected has 3.7 volts on it coming from ecm. Ground and signal return go directly to ecm no splices 5 volt reference shart via splice with crank sensor. Map s...
April 30, 2013