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P0123 Diagnostic Trouble Code Discussion for January 2005

Throttle Position Sensor/APPS High

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Trouble Ticket Help Requests for DTC P0123
Help Request Posted
1999 Jeep Wrangler Sport 4.0L MIL Lamp on VIN: 1J4FY19S6X
P0123: Throttle Position Sensor Circuit High Voltage. SES light stays on, shifts funny, shows high voltage code always to computer, run test said to replace tps sensor did this but problem still exist, next step was to check grounds. Checked 5 volt reference from computer to tps was good, also checked the voltage...
January 24, 2005