Toyota CH-R Service Manual: System Diagram

SYSTEM DIAGRAM

(a) The CAN communication system is composed of 5 buses.

*A

w/ Blind Spot Monitor System

-

-

CAN Main Bus Line

Terminating Resistor

CAN Branch Line

*

Gateway Function Equipped ECU

Bus Monitoring Direction

-

-

Connected to

Code

ECU/Sensor Name

CAN DTC Storage

Note

-

CGW

Central Gateway ECU (Network Gateway ECU)

-

-

-

DLC3

DLC3

-

-

Bus 1

BSM

Blind Spot Monitor Sensor LH

Available

w/ Blind Spot Monitor System

F-CAM

Forward Recognition Camera

Available

w/ Toyota Safety Sense P

F-MR

Millimeter Wave Radar Sensor Assembly

Available

w/ Toyota Safety Sense P

CAN J/C NO. 6

No. 6 CAN Junction Connector

-

w/ Blind Spot Monitor System

CAN J/C NO. 1

No. 1 CAN Junction Connector

-

-

Bus 2

ENG

ECM

Available

-

Bus 3

AV

Radio and Display Receiver Assembly

Available

for Radio and Display Type

DCM

DCM (Telematics Transceiver)

Available

w/ Telematics Transceiver

CAN J/C NO. 3

No. 3 Junction Connector

-

-

Bus 4

STR

Steering Sensor

-

-

EPS

Power Steering ECU Assembly

Available

-

BRK

Brake Actuator Assembly

Available

-

OCS

Occupant Detection ECU

Available

w/ Occupant Detection ECU

SRS

Airbag Sensor Assembly

Available

-

CAN J/C NO. 5

No. 5 CAN Junction Connector

-

-

CAN J/C NO. 4

No. 4 CAN Junction Connector

-

-

Bus 5

A/C

Air Conditioning Amplifier Assembly

Available

Connected to LIN communication system

SMT

Certification ECU (Smart Key ECU Assembly)

Available

w/ Smart Key System

MB

Main Body ECU (Multiplex Network Body ECU)

Available

Connected to LIN communication system

LIT

Headlight ECU Sub-assembly LH

Available

for LED Headlight

MET

Combination Meter Assembly

Available

-

CAN J/C NO. 3

No. 3 CAN Junction Connector

-

-

    Parts Location
    PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA (w/ Toyota Safety Sense P) *2 ECM *3 HEADLIGHT ECU SUB-ASSEMBLY ...

    System Description
    SYSTEM DESCRIPTION BRIEF DESCRIPTION (a) The Controller Area Network (CAN) is a serial data communication system for real time application. It is a vehicle multiplex communication system which has ...

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