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Information Bus: Description and Operation

CAN Communication

Component Parts And Harness Connector Location:





SYSTEM DESCRIPTION
CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent error detection ability. Many electronic control units are equipped onto a vehicle, and each control unit shares information and links with other control units during operation (not independent). In CAN communication, control units are connected with 2 communication lines (CAN H line, CAN L line) allowing a high rate of information transmission with less wiring.

Each control unit transmits/receives data but selectively reads required data only.




CAN Communication Unit

NOTE: Confirming the presence of the following items helps to identify CAN system type.




- Models with ICC system




- Models with Lane Departure Warning system




- Models with Intelligent Key system

TYPE 1/TYPE 2

System Diagram

System Diagram:




- Type 1

System Diagram:




- Type 2

Input/Output Signal Chart Part 1:




Input/Output Signal Chart Part 2:




Input/Output Signal Chart Part 3:




Input/Output Signal Chart Part 4:




Input/output Signal Chart

TYPE 3

System Diagram

System Diagram:




- Type 3

Input/Output Signal Chart Part 1:




Input/Output Signal Chart Part 2:




Input/Output Signal Chart Part 3:




Input/Output Signal Chart Part 4:




Input/Output Signal Chart Part 5:




Input/output Signal Chart

TYPE 4/TYPE 5

System Diagram

System Diagram:




System Diagram:




- Type 4/ Type 5

Input/Output Signal Chart Part 1:




Input/Output Signal Chart Part 2:




Input/Output Signal Chart Part 3:




Input/output Signal Chart

TYPE 6

System Diagram

System Diagram:




- Type 6

Input/Output Signal Chart Part 1:




Input/Output Signal Chart Part 2:




Input/Output Signal Chart Part 3:




Input/Output Signal Chart Part 4:




Input/Output Signal Chart Part 5:




Input/output Signal Chart