Diagnostic Trouble Code (DTC) Information BCM-0100

Condition

Fig 1: Identifying Brake Control Module (BCM) & Engine Control Module (ECM)

Courtesy of VOLVO CARS CORPORATION

NOTE: The diagnostic trouble code (DTC) applies only to cars with stability and traction control (STC) / dynamic stability and traction control (DSTC).

The diagnostic trouble code (DTC) is stored if the brake control module (BCM) registers that the engine speed or torque signal from the engine control module (ECM) is absent for more than 500 ms.

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

Substitute Value

Traction Control is blocked
Stability Control is blocked
Active yaw control is blocked.

HINT: BRAKE SYSTEM, ABBREVIATIONS

Possible Source

Open-circuit or short-circuit in the cable for the control area network (CAN)
Fault in the engine management system.

Fault symptom[s]

The information lamp is lit
Traction control does not function
The stability control system does not function.