How To Proceed With Troubleshooting [11/2024 - ]: Procedure

2020 Toyota RAV4 XLE, AWDSECTION Procedure
WARNING: This page is about a different car, the 2025 Toyota RAV4, 2024 Toyota RAV4, 2023 Toyota RAV4, and 2022 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. INSPECT AUXILIARY BATTERY VOLTAGE 
    1. Measure the auxiliary battery voltage with ignition switch off.

      Standard voltage

      11 to 14 V

      If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

    2. Check the fuses and relays.
    3. Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  3

  3. CHECK CAN COMMUNICATION SYSTEM* 
    1. Use the Techstream to check if the CAN communication system is functioning normally.

      for HV Model:

      Refer to DIAGNOSIS SYSTEM [11/2024 - ]

      for Gasoline Model:

      Refer to DIAGNOSIS SYSTEM [11/2024 - ]

      OK

      CAN communication system DTCs are not output.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO CAN COMMUNICATION SYSTEM 

    for HV Model:

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2019 - ]

    for Gasoline Model:

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

    Result: 

    OK 

    See step  4

  4. CHECK FOR VEHICLE CONTROL HISTORY* (FRONT RECOGNITION CAMERA (FRONT LIGHTING CONTROL)) 

    HINT: 

    Refer to Vehicle Control History.

    Refer to VEHICLE CONTROL HISTORY [11/2024 - ]

    1. Check for vehicle control history and note any codes that are output.

      Body Electrical > Front Recognition Camera (Front Lighting Control) > Utility 

      Tester Display
      Vehicle Control History (RoB)

      Body Electrical > Main Body > Utility 

      Tester Display
      Vehicle Control History (RoB)

      Result

      Result Proceed to
      No vehicle control history is output A
      X2020 or X204D is output B
      Any vehicle control history other than X2020 and X204D is output C

    Result: 

    GO TO VEHICLE CONTROL HISTORY 

    Refer to VEHICLE CONTROL HISTORY [11/2024 - ]

    Result: 

    See step  7

    Result: 

    See step  5

  5. CHECK FOR VEHICLE CONTROL HISTORY* (FRONT RECOGNITION CAMERA (FRONT LIGHTING CONTROL)) 

    HINT: 

    Refer to Vehicle Control History.

    Refer to VEHICLE CONTROL HISTORY [11/2024 - ]

    1. Check for vehicle control history and note any codes that are output.

      Body Electrical > Front Recognition Camera (Front Lighting Control) > Utility 

      Tester Display
      Vehicle Control History (RoB)

      Result

      Result Proceed to
      No vehicle control history is output A
      X2020 or X204D is output B
      Any vehicle control history other than X2020 and X204D is output C

    Result: 

    GO TO VEHICLE CONTROL HISTORY 

    Refer to VEHICLE CONTROL HISTORY [11/2024 - ]

    Result: 

    See step  7

    Result: 

    See step  6

  6. PROBLEM SYMPTOMS TABLE 
    1. Refer to Problem Symptoms Table.

      Refer to PROBLEM SYMPTOMS TABLE [12/2021 - ] 

      Result

      Result Proceed to
      Fault is not listed in Problem Symptoms Table A
      Fault is listed in Problem Symptoms Table B

    Result: 

    USE SIMULATION METHOD TO CHECK 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

    Result: 

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE 

  7. RECHECK FOR VEHICLE CONTROL HISTORY* (FRONT RECOGNITION CAMERA (FRONT LIGHTING CONTROL)) 

    HINT: 

    Refer to Vehicle Control History.

    Refer to VEHICLE CONTROL HISTORY [11/2024 - ]

    1. Clear the vehicle control history.

      Body Electrical > Front Recognition Camera (Front Lighting Control) > Utility 

      Tester Display
      Vehicle Control History (RoB)
    2. Recheck for vehicle control history.
      1. Check if any vehicle control history is output.

        Body Electrical > Front Recognition Camera (Front Lighting Control) > Utility 

        Tester Display
        Vehicle Control History (RoB)

      Result

      Result Proceed to
      Vehicle control history is not output A
      Vehicle control history is output B

    Result: 

    USE SIMULATION METHOD TO CHECK 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

    Result: 

    GO TO VEHICLE CONTROL HISTORY 

    Refer to VEHICLE CONTROL HISTORY [11/2024 - ]

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.