Toyota CH-R Service Manual: System Description

Toyota CH-R Service Manual / Networking / Lin Communication System / System Description

SYSTEM DESCRIPTION

LIN COMMUNICATION SYSTEM DESCRIPTION

The LIN communication system is used for communication between the components in the tables below. If communication cannot be performed through LIN communication such as when there is an open or short in a communication line, the master control ECU of the relevant system will store a DTC. Refer to the table below about the communication bus lines and connected components.

HINT:

  • Each component has a fail-safe function which operates in the event of a malfunction to protect the system and allow communication between other components to continue.
  • In the following table, "○" indicates that the function applies, and "-" indicates that it does not.
Door Bus Lines

Component

Master Control

LIN Communication DTC Output Function

Main Body ECU (Multiplex Network Body ECU)

○

○

Power Window Regulator Motor Assembly (for Driver Door)

-

-

Power Window Regulator Motor Assembly (for Front Passenger Door)

-

-

Power Window Regulator Motor Assembly (for Rear LH Door)

-

-

Power Window Regulator Motor Assembly (for Rear RH Door)

-

-

Multiplex Network Master Switch Assembly

-

-

Double Lock Door Control Relay Assembly*1

-

-
  • *1: w/ Double Locking System
Certification Bus Lines (w/ Smart Key System)

Component

Master Control

LIN Communication DTC Output Function

Certification ECU (Smart Key ECU Assembly)

○

○

Steering Lock ECU (Steering Lock Actuator or Upper Bracket Assembly)

-

-

ID Code Box (Immobiliser Code ECU)

-

-
    System Diagram
    SYSTEM DIAGRAM DOOR BUS LINES CERTIFICATION BUS LINES (w/ Smart Key System) ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the LIN communication system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROU ...

    Other materials:

    Toyota CH-R Service Manual > Side Airbag Sensor(for Front Door): Components
    COMPONENTS ILLUSTRATION *A for Driver Side *B for Front Passenger Side *1 DOOR SIDE AIRBAG SENSOR *2 FRONT DOOR INSIDE HANDLE BEZEL PLUG *3 FRONT DOOR SERVICE HOLE COVER ...

    Toyota CH-R Service Manual > Park Assist / Monitoring: Blind Spot Monitor Sensor
    Components COMPONENTS ILLUSTRATION *1 BLIND SPOT MONITOR BRACKET LH *2 BLIND SPOT MONITOR BRACKET RH *3 BLIND SPOT MONITOR SENSOR LH *4 BLIND SPOT MONITOR SENSOR RH N*m (kgf ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2021 Copyright www.tochr.net
    0.0133