LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2025 >> RAV4 Plug-In Hybrid SE >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge System - Diagnostic Codes (2 Of 2), Symptom Tests & Circuit Tests (PHEV) >> Meter / Gauge System >> Meter Illumination is Always Dark [06/2020 - 12/2021] >> Procedure

Meter Illumination is Always Dark [06/2020 - 12/2021]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if CAN communication DTCs are output.

      Refer to DIAGNOSIS SYSTEM [06/2020 - 12/2021]

      Result

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

    Result: 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2020 - 12/2021] 

    Result: 

    See step  2

  2. CHECK FOR DTC (LIGHTING SYSTEM) 
    1. Check if lighting system DTCs are output.

      w/ AFS: Refer to DTC CHECK / CLEAR [06/2020 - 12/2021]

      w/o AFS: Refer to DTC CHECK / CLEAR [06/2020 - 12/2021]

      Body Electrical > Main Body > Trouble Codes 

      OK

      DTC B1244-00 is not output.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO DTC B1244-00 

    w/ AFS: Refer to DTC B1244-00: Light Sensor Circuit Malfunction [06/2020 - 12/2021]

    w/o AFS: Refer to DTC B1244-00: Light Sensor Circuit Malfunction [06/2020 - 12/2021]

    Result: 

    OK 

    See step  3

  3. CHECK COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly with a new one.

      Refer to REMOVAL [06/2020 - 10/2022]

    2. Check the operation.

      OK

      The operation of the combination meter assembly returns to normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (COMBINATION METER ASSEMBLY IS DEFECTIVE) 

    Result: 

    NG 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [06/2020 - 12/2021]