C0100
Brake Pedal Position Sensor Circuit
2006-2011 BMW 325i 3.0L I6 N52 🇨🇦
Moderate SeverityChassis
Description
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.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0100 on Other Vehicles
Common Questions
What does code C0100 mean on a 2006-2011 BMW 325i?
C0100 stands for "Brake Pedal Position Sensor Circuit". General malfunction in the brake pedal position sensor, which provides analog brake apply data to the ABS/stability module.
What are the symptoms of C0100 on a BMW 325i?
Common symptoms of C0100 include: ABS warning light, Stability control disabled, Regenerative braking fault on hybrids, Brake assist may not activate.
What causes C0100 on a 2006-2011 BMW 325i?
Common causes of C0100 include: Faulty brake pedal position sensor, Sensor wiring damage, Connector corrosion at sensor, ABS module input failure.