Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
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What is the Cost to Diagnose the Code?
Labor: 1.0
The cost to diagnose the P1123 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
What are Code Possible Symptoms?
Engine Light ON (or Service Engine Soon Warning Light)
What Does the P1123 Code Mean?
The Powertrain Control Module (PCM) monitors the Throttle Position Sensor. The PCM sets the Diagnostic Trouble Code (DTC) code when it detects the Throttle Position Sensor circuit is intermittent high voltage.
P1123 Code - Throttle Position Sensor Circuit Intermittent High Voltage