C05C5

Symptoms

• ABS/ESP indicator is on
• Reduced braking performance
• Unstable operation of the stabilization system
• Activating the emergency brake system

Causes

• Brake pressure sensor malfunction
• Open or short circuit in the sensor circuit
• Poor contact in connectors
• Wiring harness damage
• ABS/ESP module malfunction

How to Fix

1. Check the integrity of the sensor circuit (open circuit, short circuit, resistance)
2. Inspect connectors and contacts for oxidation or damage
3. Check the pressure in the brake system with a pressure gauge
4. Compare sensor readings with the scanner in real time
5. If necessary, replace the pressure sensor or ABS module

Related codes

Error C05C5 by Vehicle Brand