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HOMESERVICE MANUALSTOYOTA2020RAV4 XLE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 93 (FRONT POWER SEAT CONTROL SYSTEM (HV, W/ MEMORY) - DIAGNOSTICS - INTRODUCTION)FRONT POWER SEAT CONTROL SYSTEM (FOR HV MODEL WITH MEMORY)HOW TO PROCEED WITH TROUBLESHOOTING [10/2023 - 11/2024]PROCEDURE
2020 Toyota RAV4 XLE, AWD

How To Proceed With Troubleshooting [10/2023 - 11/2024]: Procedure

2020 Toyota RAV4 XLE, AWDSECTION Procedure
WARNING: This page is about a different variant/trim than selected.
  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. CUSTOMER PROBLEM ANALYSIS 
    1. Interview the customer to confirm the problem.

      Result

      Result Proceed to
      Malfunction in driver seat A
      Malfunction in front passenger seat B

    Result: 

    B 

    See step  10

    Result: 

    A 

    See step  3

  3. INSPECT AUXILIARY BATTERY VOLTAGE 
    1. Measure the auxiliary battery voltage.

      Standard voltage

      11 to 14 V (power switch off)

      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  4

  4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* 
    1. Using the Techstream, check for CAN communication system DTCs.

      Refer to DIAGNOSIS SYSTEM [10/2023 - 11/2024]

      Result

      Result Proceed to
      CAN DTCs are not output A
      CAN DTCs are output B

    Result: 

    B 

    GO TO CAN COMMUNICATION SYSTEM 

    Refer to DTC CHECK / CLEAR [10/2022 - ]

    Result: 

    A 

    See step  5

  5. CHECK FOR DTC* 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [10/2023 - 11/2024] 

      Body Electrical > Driver Seat > Clear DTCs 

      for Type A:

      Body Electrical > Main Body > Clear DTCs 

      for Type B:

      Body Electrical > Main Body > Clear DTCs 

    2. Recheck for DTCs.

      Refer to DTC CHECK / CLEAR [10/2023 - 11/2024] 

      Body Electrical > Driver Seat > Trouble Codes 

      for Type A:

      Body Electrical > Main Body > Trouble Codes 

      for Type B:

      Body Electrical > Main Body > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    B 

    GO TO DIAGNOSTIC TROUBLE CODE CHART 

    Refer to DIAGNOSTIC TROUBLE CODE CHART [10/2023 - 11/2024] 

    Result: 

    A 

    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: 

    B 

    GO TO PROBLEM SYMPTOMS TABLE 

    Refer to PROBLEM SYMPTOMS TABLE [12/2021 - ] 

    Result: 

    A 

    See step  7

  7. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Operation Check

      Refer to OPERATION CHECK [12/2021 - ] 

    2. Data List / Active Test

      Refer to DATA LIST / ACTIVE TEST [10/2023 - 11/2024] 

    3. Terminals of ECU

      Refer to TERMINALS OF ECU [11/2018 - ] 

    4. Inspection

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  8

  8. REPAIR OR REPLACE 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  9

  9. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END 

  10. INSPECT AUXILIARY BATTERY VOLTAGE 
    1. Measure the auxiliary battery voltage.

      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  11

  11. 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: 

    B 

    GO TO PROBLEM SYMPTOMS TABLE 

    Refer to PROBLEM SYMPTOMS TABLE [12/2021 - ] 

    Result: 

    A 

    See step  12

  12. OVERALL ANALYSIS AND TROUBLESHOOTING 
    1. Operation Check

      Refer to OPERATION CHECK [12/2021 - ] 

    2. Inspection

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  13

  13. REPAIR OR REPLACE 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  14

  14. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END 

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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.