CAN Communication For BCM
CAN Communication for BCMBCM communicates with each of ECM, TCM (if equipped), keyless start control module (if equipped), 4WD control module (if equipped), ESP(R) control module (if equipped) and combination meter about the following data. For details of CAN communication, refer to CAN Communication System Description.
BCM Transmission Data
BCM Reception Data
Theft Deterrent Light
Theft deterrent light (2) is installed on the HVAC control module (1) for the theft preventive purpose.
The BCM makes the theft deterrent light flash at certain intervals after the ignition switch is turned off until it is turned on again. Also, DTCs stored in BCM can be checked by reading the flashing patterns of the theft deterrent light when diagnosing troubles.