TorqueMech OBD Code Guide
P0222 - Throttle/Pedal Position Sensor/Switch B Circuit Low Input
Throttle or pedal position sensor B signal is too low.
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 low.
Common Causes
- Short to ground
- Sensor fault
- Wiring open
- Connector issue
Diagnostic Steps
- Verify 5V reference and ground
- Check the signal wire for a short to ground
- Monitor live data while moving the throttle
Related OBD Codes
Browse nearby codes when systems overlap.
Next Steps
Move from code to checks, then estimate.