C05CB Urgente
Brake Master Cylinder Piston Position Sensor A Circuit Voltage Low
No conducir — requiere atención inmediata
Descripción
This code means the brake system's computer is seeing a voltage signal from the master cylinder piston position sensor that is too low. This sensor helps the car understand how hard you're pressing the brake pedal.
Causas comunes
- Faulty brake master cylinder piston position sensor
- Wiring issue to the sensor (short to ground)
- Low voltage from the car's battery or charging system
- Problem with the brake control module
Síntomas
- Brake warning light illuminated
- Reduced braking performance
- ABS warning light illuminated