C0100moderate severityChassis
Brake Pedal Position Sensor Circuit
on 2014 Ram 2500 6.7L I6 Cummins Diesel · 4WD
What this code means
General malfunction in the brake pedal position sensor, which provides analog brake apply data to the ABS/stability module.
Symptoms
- ABS warning light
- Stability control disabled
- Regenerative braking fault on hybrids
- Brake assist may not activate
Common causes
- Faulty brake pedal position sensor
- Sensor wiring damage
- Connector corrosion at sensor
- ABS module input failure
Diagnostic steps
- Read brake pedal position with scan tool while pressing pedal
- Check for smooth, proportional signal
- Inspect sensor wiring and connector
- Test sensor supply voltage
- Check for related brake switch codes
Repair notes
Replace brake pedal position sensor. Verify smooth signal across full pedal travel.
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