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Home >> Toyota >> 2024 >> Land Cruiser Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostic Codes, Symptom Tests & Circuit Tests >> Meter / Gauge System >> Meter Illumination is Always Dark [02/2024 - ] >> Procedure

Meter Illumination is Always Dark [02/2024 - ]: Procedure

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

      Refer to DIAGNOSIS SYSTEM [02/2024 - ]

      Result

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

    Result: 

    B 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2024 - ] 

    Result: 

    A 

    See step  2

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

      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. Refer to  DTC B1244-00: Light Sensor Circuit Malfunction [02/2024 - ] 

    Result: 

    OK 

    See step  3

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

      Refer to REMOVAL [02/2024 - ]

    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 [02/2024 - ]