C0105moderate severityChassis
Brake Pedal Position Sensor Circuit Low
on 2015 Kia Forte 1.8L I4 · FWD
What this code means
The brake pedal position sensor signal voltage is below the minimum threshold.
Symptoms
- ABS light on
- Brake assist fault
- Module reads brake as always applied
Common causes
- Short to ground in sensor circuit
- Faulty sensor
- Low supply voltage to sensor
Diagnostic steps
- Test sensor signal voltage
- Check for shorts to ground
- Verify supply voltage at sensor
- Inspect wiring harness
Repair notes
Repair short circuit or replace brake pedal position sensor.
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C0021
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C0026
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C0036
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