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P0123 Diagnostic Trouble Code Discussion for July 2008

Throttle Position Sensor/APPS High


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Trouble Ticket Help Requests for DTC P0123
Help Request Posted
2000 Chevrolet C3500 5.7L Poor Idle Quality VIN: 1GBJC34R3Y
P0123: TP Sensor Circuit High Voltage. Please help? My head hurts! This truck starts and runs fine most of the time.But after driving for awhile some times it starts to idle any where between 1000-2500rpm,you can feel this on decel.Put in park and rpm slowley declines down to 600-900rpm after an in...
July 23, 2008
1998 Jeep Wrangler Sahara 4.0L MIL Lamp on VIN: 1J4FY49S4W
P0123: Throttle Position Sensor Circuit High Voltage. ... V.W. tech not to familiar with Jeep. This Jeep has a P0123 code TP sensor voltage high code. Received this vehicle with a new Auto Zone TPS installed, by customer. Two different scan tools both show TPS voltage at about 4.5 volts and throttle angle at abou...
July 23, 2008