CAN COMMUNICATION SYSTEM SYSTEM DIAGRAM


  1. OVERALL CAN BUS DIAGRAM (for LHD)


    1. The CAN communication system is composed of 2 buses.

      A01ETGAE01
      Text in Illustration
      *1 V Bus *2 Sub Bus 1
      *3 V Bus Terminating Resistor *4 Sub Bus 1 Terminating Resistor
      *5

      Combination Meter Assembly

      (for V Bus)

      *6

      AFS ECU*4

      (for V Bus)

      *7

      Airbag Sensor Assembly

      (for V Bus)

      *8

      DLC3

      (for V Bus)

      *9

      Power Steering ECU with Motor Assembly

      (for V Bus)

      *10

      Main Body ECU (Multiplex Network Body ECU)

      (for V Bus and Sub Bus 1)

      *11

      Steering Sensor

      (for V Bus)

      *12

      Air Conditioning Amplifier Assembly

      (for V Bus)

      *13

      Clearance Warning ECU Assembly*5

      (for V Bus)

      *14

      Brake Actuator Assembly

      (for V Bus)

      *15

      Smart Key ECU Assembly (Certification ECU)*3

      (for V Bus)

      *16
      • Navigation ECU Sub-assembly*1

      • Radio and Display Receiver Assembly*2

      (for V Bus)

      *17

      ECM

      (for V Bus)

      *18

      Multiplex Tilt and Telescopic ECU*6

      (for Sub Bus 1)

      *19

      CAN No. 5 J/C*6

      (for Sub Bus 1)

      - -

      *1: for Navigation receiver type

      *2: for Radio and display type

      *3: w/ Smart entry and start system

      *4: w/ AFS

      *5: w/ Toyota parking assist-sensor system

      *6: w/ Power tilt and power telescopic steering column system

    Tech Tips


    • The main body ECU (multiplex network body ECU) functions as a gateway between the V bus and sub bus 1.

    • Refer to the following bus wiring diagrams for details.

  2. V BUS (for LHD)

    A01EYJ7E05
    A01EY6TE01

    Tech Tips

    The CAN communication system connects to other networks via ECUs that function as a gateway Click here.

  3. SUB BUS 1 (w/ Power Tilt and Power Telescopic Steering Column System for LHD)

    A01EWQ7E03
  4. OVERALL CAN BUS DIAGRAM (for RHD)


    1. The CAN communication system is composed of 1 bus.

      A01ET54E01
      Text in Illustration
      *1 V Bus *2 V Bus Terminating Resistor
      *3

      ECM

      (for V Bus)

      *4

      Main Body ECU (Multiplex Network Body ECU)

      (for V Bus)

      *5

      Airbag Sensor Assembly

      (for V Bus)

      *6

      Power Steering ECU with Motor Assembly

      (for V Bus)

      *7

      Air Conditioning Amplifier Assembly

      (for V Bus)

      *8

      Radio and Display Receiver Assembly

      (for V Bus)

      *9

      Steering Sensor

      (for V Bus)

      *10

      Smart Key ECU Assembly (Certification ECU)*1

      (for V Bus)

      *11

      Brake Actuator Assembly

      (for V Bus)

      *12

      Clearance Warning ECU Assembly

      (for V Bus)

      *13

      DLC3

      (for V Bus)

      *14

      Combination Meter Assembly

      (for V Bus)

      *1: w/ Smart entry and start system

      Tech Tips

      Refer to the following bus wiring diagrams for details.

  5. V BUS (for RHD)

    A01EXPAE07
    A01ETZIE01

    Tech Tips

    The CAN communication system connects to other networks via ECUs that function as a gateway Click here.