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Home >> Toyota >> 2011 >> Camry Base, Standard >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge (Diagnostic Codes & Circuit Tests) (Except Hybrid) >> Meter / Gauge System >> Meter Illumination is Always Dark >> Procedure

Meter Illumination is Always Dark: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if CAN communication DTC is output. Refer to DIAGNOSIS SYSTEM .

      Result

      Result Proceed to
      CAN communication DTC is not output. A
      CAN communication DTC is output. B. Refer to DIAGNOSTIC TROUBLE CODE CHART

    B → GO TO CAN COMMUNICATION SYSTEM 

    A: Go to next step 

  2. CHECK DTC 
    1. Check if DTC B1244 is output. Refer to DTC CHECK / CLEAR .

      Result

      Result Proceed to
      B1244 is not output A
      B1244 is output B. Refer to DTC B1244: Light Sensor Circuit Malfunction

    B → GO TO LIGHTING SYSTEM 

    A: Go to next step 

  3. PERFORM ACTIVE TEST USING TECHSTREAM 
    1. Connect Techstream to the DLC3.
    2. Ignition switch on (IG).
    3. Turn Techstream on.
    4. Turn the light control rheostat to the TAIL/HEAD position.
    5. Enter the following menus: Body Electrical / Main Body / Active Test.
    6. Check the meter illumination.
      MAIN BODY:

      Tester Display Test Part Normal Condition Diagnostic Note
      Dimmer Signal Dimmer signal Dimmer signal is ON/OFF -

      OK

      The meter illumination is dimmed when the auto dimmer signal is ON.

      HINT: 

      Refer to the sensitivity setting in the customization table of the lighting system. Refer to CUSTOMIZE PARAMETERS .

    NG → See step   4 

    OK → CHECK LIGHTING SETTING 

  4. REPLACE COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly to a new or a normal one.

      OK

      The operation of the combination meter assembly returns to normal.

    NG → REPLACE MAIN BODY ECU 

    OK → END