Throttle/Pedal Position Sensor D Maximum Stop Performance
Throttle/pedal position sensor D does not reach the calibrated maximum-stop value during the wide-open self-test. Sensor wear, mechanical stop misalignment, or a stuck pedal.
Affected components
- Throttle position sensor
- Accelerator pedal position sensor
Common causes
- High likelihood: Sensor or mechanical stop worn
Possible symptoms
- Check engine light on
- Reduced throttle response, possible limp mode
- Hesitation or surging
- Idle too high or too low
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.