P2117
Throttle/Pedal Position Sensor C Minimum Stop Performance
The minimum stop signal from throttle/pedal position sensor C is out of specification during initialization. Used on systems with three redundant sensor channels for safety-critical drive-by-wire control.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Symptoms
- Check engine light on
- Reduced throttle response, possible limp mode
- Hesitation or surging
- Idle too high or too low
Common causes
Ordered by how often each turns out to be the cause.
- Internal pedal sensor faultCommon
- Corroded connector pinsPossible
Parts involved
- Accelerator Pedal Position Sensor
- Throttle Position Sensor
P2117 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.