Diagnostic Trouble Code (DTC) Information BCM-0052

Condition 

Fig 1: Identifying Brake Control Module (BCM)

Courtesy of VOLVO CARS CORPORATION

The diagnostic trouble code (DTC) is stored if the brake control module (BCM) detects an internal fault.

The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.

Substitute Value 

• ABS is blocked
• Electronic Brake force Distribution is blocked
• Traction Control is blocked
• Stability Control is blocked
• Active yaw control is blocked.

HINT:  BRAKE SYSTEM, ABBREVIATIONS 

Possible Source 

• Interference, noise, etc., that has disrupted calculations in the brake control module (BCM)
• Internal fault in the brake control module (BCM).

Fault symptom[s] 

• The ABS warning lamp is lit
• General warning lamp lit
• The warning lamp for brake circuit not functioning is lit
• The ABS system does not function
• Traction control does not function
• The stability control system does not function.