DTC C12D7 GMC
Throttle Pedal Position Sensor Switch D Circuit Low Input
Throttle Pedal Position Sensor Switch D Circuit Low Input
Description
Monitor runs whenever following DTCs are not present: None VPA 0.4 V or less for 0.5 seconds or more when accelerator pedal depressed.
Cause and Solution
APP sensor Open in VCP1 circuit Open or ground short in VPA circuit ECM
Video Guide
Diagnostic Info
- DTC Code: C12D7
- Brand: GMC