CAN COMMUNICATION SYSTEM(w/ Toyota Safety Sense) SYSTEM DIAGRAM


  1. OVERALL CAN BUS DIAGRAM


    1. The CAN communication system is composed of 4 buses.

      A01UXIBE01
      Text in Illustration
      1

      Central Gateway ECU (Network Gateway ECU)

      (for Bus 2, Bus 3 and V Bus)

      		 2

      DLC3

      (for V Bus)
      3

      Combination Meter Assembly

      (for Bus 2)

      		 4

      ECM

      (for Bus 2 and Sub Bus 15)
      5

      Smart Key ECU Assembly (Certification ECU)*1

      (for Bus 2)

      		 6

      Spiral Cable with Sensor Sub-assembly (Steering Sensor)

      (for Bus 2)
      7

      Pre-crash Safety City Sensor

      (for Bus 2)

      		 8

      Hybrid Vehicle Control ECU

      (for Bus 2 and Sub Bus 15)
      9

      Brake Booster with Master Cylinder Assembly (Skid Control ECU)

      (for Bus 2 and Sub Bus 15)

      		 10

      Airbag Sensor Assembly

      (for Bus 2)
      11

      Power Steering ECU Assembly

      (for Bus 2)

      		 12

      Air Conditioning Amplifier Assembly

      (for Bus 2)
      13

      Main Body ECU (Multiplex Network Body ECU)

      (for Bus 2)

      		 14

      Radio and Display Receiver Assembly*2

      (for Bus 3)

      • *1: w/ Power Switch

      • *2: w/ Display

    Tech Tips

    Refer to the following bus wiring diagrams for details.

  2. BUS 2

    A01V0KXE02
    A01UXZEE03

    Tech Tips

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

  3. BUS 3

    A01V25TE02

  4. SUB BUS 15

    A01UYDLE02

  5. V BUS

    A01UZNME02