DTC P0AC1 GMC
Throttle Pedal Position Sensor Switch A Communication Circuit High
Throttle Pedal Position Sensor Switch A Communication Circuit High
Description
This DTC sets when the electronic throttle control (ETC) throttle position (TP) signal is too high.
Cause and Solution
TP circuit openTP circuit short to voltageTP circuit short to VREFETCRTN circuit openDamaged TP sensor
Diagnosis:
This concern exhibits a symptom of limited power.
Video Guide
Diagnostic Info
- DTC Code: P0AC1
- Brand: GMC