CAN COMMUNICATION SYSTEM SYSTEM DIAGRAM


  1. OVERALL CAN BUS DIAGRAM (for LHD)


    1. The CAN communication system is composed of 3 buses.

      B000JRHE01
      Text in Illustration
      *1 V Bus *2 Sub Bus 1
      *3 Sub Bus 2 *4 V Bus Terminating Resistor
      *5 Sub Bus 1 Terminating Resistor *6 Sub Bus 2 Terminating Resistor
      *7

      ECM

      (for V Bus)

      		 *8

      Main Body ECU (Multiplex Network Body ECU)

      (for V Bus and Sub Bus 1)
      *9

      Airbag Sensor Assembly

      (for V Bus)

      		 *10

      Power Steering ECU with Motor Assembly

      (for V Bus)
      *11

      Air Conditioning Amplifier Assembly

      (for V Bus)

      		 *12

      • Navigation receiver assembly*1

      • Radio and Display Receiver Assembly*2

      (for V Bus)
      *13

      Network Gateway ECU*3

      (for V Bus and Sub Bus 2)

      		 *14

      Steering Sensor

      (for V Bus)
      *15

      Smart Key ECU Assembly (Certification ECU)*4

      (for V Bus)

      		 *16

      Brake Actuator Assembly

      (for V Bus)
      *17

      Clearance Warning ECU Assembly*5

      (for V Bus)

      		 *18

      DLC3

      (for V Bus)
      *19

      AFS ECU*6

      (for V Bus)

      		 *20

      Inner Rear View Mirror Assembly*7

      (for V Bus)
      *21

      Combination Meter Assembly

      (for V Bus)

      		 *22

      Multiplex Tilt and Telescopic ECU*8

      (for Sub Bus 1)
      *23

      Outer Mirror Control ECU Assembly (for Driver Side)*9

      (for Sub Bus 1)

      		 *24

      Outer Mirror Control ECU Assembly (for Front Passenger Side)*9

      (for Sub Bus 1)
      *25

      Position Control ECU and Switch Assembly (for Driver Side)*9

      (for Sub Bus 1)

      		 *26

      CAN No. 5 Junction Connector

      (for Sub Bus 1)
      *27

      Blind Spot Monitor Sensor RH*10

      (for Sub Bus 2)

      		 *28

      Rear Television Camera Assembly*11

      (for Sub Bus 2)
      *29

      CAN No. 9 Junction Connector

      (for Sub Bus 2)

      		 - -

      • *1: for Navigation Receiver Type

      • *2: for Radio and Display Type

      • *3: w/ Network Gateway ECU

      • *4 w/ Smart Entry and Start System

      • *5: w/ Toyota Parking Assist-sensor System

      • *6: w/ AFS

      • *7: w/ Automatic High Beam System

      • *8: w/ Power Tilt and Power Telescopic Steering Column System

      • *9: w/ Seat Position Memory System

      • *10: w/ Blind Spot Monitor System

      • *11: for Radio and Display Type (w/ Parking Assist Monitor System without Parallel Parking Assist Function)

    Tech Tips


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

    • The network gateway ECU functions as a gateway between the V bus and sub bus 2.

    • Refer to the following bus wiring diagrams for details.

  2. V BUS (for LHD)

    B000JWIE01
    B000LE3E01

    Tech Tips

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

  3. SUB BUS 1 (for LHD)

    B000KVPE01

  4. SUB BUS 2 (for LHD)

    B000MREE01

  5. OVERALL CAN BUS DIAGRAM (for RHD)


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

      B000N4TE02
      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)

      (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)

      *: for Radio and Display Type

      Tech Tips

      Refer to the following bus wiring diagrams for details.

  6. V BUS (for RHD)

    B000I5CE09
    B000ISSE02

    Tech Tips

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