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Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 78 (Can Communication System (HV) - Circuit Tests (5 Of 6)) >> CAN COMMUNICATION SYSTEM (for HV Model) >> Open in One Side of Bus 4 Branch Line [08/2020 - 12/2021] >> Procedure

Open in One Side of Bus 4 Branch Line [08/2020 - 12/2021]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK FOR OPEN IN ONE SIDE OF BUS 4 CAN BRANCH WIRE 
    1. Based on the vehicle equipment and specifications, confirm the systems that use CAN communication.

      Refer to DIAGNOSIS SYSTEM [08/2020 - 12/2021]

    2. Connect the Techstream to the DLC3.
    3. Turn the ignition switch to ON.
    4. Turn the Techstream on.
    5. Using the Techstream, select and perform "CAN Bus Check"

      Refer to DIAGNOSIS SYSTEM [08/2020 - 12/2021]

      CAN Bus Check 

    6. Observe the screen for approximately 2 minutes to check for ECUs and sensors that are displayed as not communicating.
    7. Perform the inspection as specified in the Problem Symptoms Table for the ECUs or sensors that are not communicating.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    GO TO CORRESPONDING COMMUNICATION STOP MODE. Refer to  PROBLEM SYMPTOMS TABLE [08/2020 - 12/2021] 

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