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Home >> Toyota >> 2006 >> RAV4 Base, 2.4 D, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio/Visual >> Audio And Visual System >> DTC 01-DC Transmission Error >> Inspection Procedure

Inspection Procedure

NOTE: Be sure to read DESCRIPTION before performing the following procedures.
  1. CHECK FOR DTC OF OTHER COMPONENTS 
    1. Check if the component shown by sub-code is displayed in the check result of the other components.
      1. Check if "01-DC" is output for the other components.
      2. If "01-DC" is output for any other components, check if the same physical address is displayed.

        Result 

        RESULT

        Result Proceed to
        "01-DC" is output and the same physical address is displayed A
        "01-DC" is not output or the same physical address is not displayed B

        HINT:

        For the list of the components shown by sub-codes, refer to the table in the next step.

    B: Go to step   4 

    A: Go TO NEXT STEP. 

  2. IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE 
    1. Enter the diagnostic mode.
      Fig 1: Service Check Mode Diagnosis Procedure (Example)
      G04491182Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Press the preset switch "2" to change to "Detailed Information Mode".
    3. Identify the component which has stored this code.

      Component table 

      COMPONENT REFERENCE CHART

      Component Physical address
      Stereo component amplifier 440
      Television display assembly 1B0
      Radio receiver 190

      HINT:

      • "440 (Stereo component amplifier)" is the component which has stored this code in the example shown in the illustration.
      • For details of the DTC display, refer to the "DTC CHECK / CLEAR ".
  3. CHECK COMPONENT WHICH HAS STORED THIS CODE 
    1. Select the component which has stored this code.

      Component table 

      COMPONENT REFERENCE CHART

      Component Proceed to
      Stereo component amplifier Stereo component amplifier communication error
      Television display assembly Television display assembly communication error
      Radio receiver Radio receiver communication error

    END 

  4. CLEAR DTC 
    1. Clear the DTC (see DTC CHECK / CLEAR ).

      HINT:

      If "01-DC" is output for only one component, this may not indicate a malfunction.

  5. RECHECK DTC 
    1. Recheck the DTC and check if the same trouble code occurs again.

      OK: Malfunction disappears. 

    NG: Go to step   3 

    OK: END