TorqueMech OBD Code Guide
P0223 - Throttle/Pedal Position Sensor/Switch B Circuit High Input
Throttle or pedal position sensor B signal is too high.
Code first. Confirm symptoms and checks before pricing parts.
Read code pattern
Check likely system
Estimate after confirmation
Code Overview
Throttle or pedal position sensor B signal is too high.
Common Causes
- Open circuit
- Short to voltage
- Sensor fault
- Connector issue
Diagnostic Steps
- Inspect the harness for an open or rubbed-through wire
- Verify signal voltage at the sensor
- Compare APP/TPS B reading to sensor A
Related OBD Codes
Browse nearby codes when systems overlap.
Next Steps
Move from code to checks, then estimate.