TIAGO TIGOR CNG - SERVICE MANUAL

ELECTRICAL 118 10. BODY CONTROLMODULE (BCM): Body Control Module (BCM) performs various body electrical functions of the vehicle such as interior and exterior lighting, wiper and wash control, perimeter alarm for the theft detection mechanism, vehicle lock and access control etc, by considering various inputs from switches, sensors etc which are connected to it either by hardwired or through LIN or CAN. BCM controls the lamps, LEDs, door lock actuators, wash motors, and electro mechanical relays etc as and when required depending on the control logics loaded inside. BCM communicates with many other ECUs of the vehicle over CAN. Also, BCM acts as a CAN-CAN gateway in case the vehicle consist two independent CAN networks. Similarly, BCM interacts with the LIN based control units or sensors and further act as the LIN-CAN gate way to exchange the necessary information as and when required with the rest of the ECUs. BCM controls the complete power mode strategy of the vehicle where in it communicates about the current power state of the vehicle to the other ECUs. LOCATION: Left side of dashboard above and behind glow box, mounted on CCB. A. REMOVAL OF BCM: 1. Switch OFF the ignition. 2. Disconnect battery negative terminal. 3. Remove the panel assy. 4. Disconnect the BCM connection. 5. Remove the three screws & take out the BCM unit. FITMENT For fitment follow the removal procedure in reverse. TORQUE VALUE TABLE APPLICATION TORQUE TABLE BCM mounting bracket screw (M6) 2.4 ± 0.1 Nm