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Inspection Procedure

NOTE: Be sure to read Description before performing the following procedure.
  1. CHECK FOR DTC OF OTHER COMPONENTS 
    1. Check if the component shown by the 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 REFERENCE

        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 step 2.

        B: Go to step  4

        A: Go to Next Step 

  2. IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE 
    1. Enter diagnostic mode.
      Fig 1: Service Check Mode Flow Chart - Diagnostic Mode
      G05753296Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Press the preset switch "3" to change the mode 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
      Radio receiver 190

      HINT:

      • "P440" set by the stereo component amplifier is shown in the preceding illustration as an example.
      • For details of the DTC display, refer to 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 (See STEREO COMPONENT AMPLIFIER COMMUNICATION ERROR  )
      Radio receiver Radio receiver communication error (See RADIO RECEIVER COMMUNICATION ERROR  )

      NEXT: END 

  4. CLEAR DTC 
    1. Clear the DTCs (See DTC CHECK / CLEAR  ).

      HINT:

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

  5. RECHECK FOR DTC 
    1. Recheck for DTCs and check if the same trouble occurs again.

      OK: 

      Malfunction disappears  .

      NG: Go to step   6 

      OK: END 

  6. 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 (See STEREO COMPONENT AMPLIFIER COMMUNICATION ERROR  )
      Radio receiver Radio receiver communication error (See RADIO RECEIVER COMMUNICATION ERROR  )