Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information BCM-0070

Condition




The diagnostic trouble code (DTC) is stored if the brake control module (BCM) detects that the voltage to the pump motor is incorrect.
The diagnostic trouble code (DTC) can be diagnosed at speeds above 20 km/h.

Substitute value
- ABS is blocked
- Traction Control is blocked
- Stability Control is blocked
- Active yaw control is blocked.

Hint: Brake system, abbreviations Brake System, Abbreviations

Possible source
- Open-circuit in the power supply (30-supply) to the control module for the pump motor
- Contact resistance in the terminals
- Open-circuit in the power supply to the pump motor
- Open-circuit in the ground lead for the pump motor
- The pump motor is not functioning
- The brake control module (BCM) is not working.

Fault symptom[s]
- The information lamp is lit
- The ABS warning lamp is lit
- The ABS system does not function
- The stability control system does not function
- Traction control is not functioning.