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Home >> Hyundai >> 2012 >> Veracruz GLS, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) Diagnosis >> DTC B1640: Lin Reception Error For M/F SW >> General Information >> General Description

General Information: General Description

The 6 components related with Body Control Module (hereinafter referred to BCM) connect with each other via CAN (Controller Area Network) communication system

These are BCM. Assist Door Module (ADM), Drive Door Module (DDM), Power Seat Unit (PS), tilt/telescope control unit and Personal Identification Card (PIC).

Wiper Motor Module (WMM) and Multi-Function Switch (M/F) connect with BCM via LIN (Local Interconnect Network).

Therefore it is possible to diagnose an overall system with scan tool.

*1 CAN (Controller Area Network): CAN is a serial bus system especially suited for networking "intelligent" devices as well as sensors and actuators within a system or sub-system.

*2 LIN (Local Interconnect Network): LIN is a new low cost serial communication system intended to be used for distributed electronic systems in vehicles, which complements the existing portfolio of automotive multiplex networks.

Fig 1: Local Interconnect Network Diagram
G06862007Courtesy of HYUNDAI MOTOR CO.