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AUDIO AND VISUAL SYSTEM(w/ Parking Assist Monitor System) Switch Lights of Remote Touch Always Illuminate or cannot be Controlled Using Rheostat

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DTC Code DTC Name
  Switch Lights of Remote Touch Always Illuminate or cannot be Controlled Using Rheostat
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DESCRIPTION

Power is supplied to the remote touch (remote operation controller assembly) switch illumination when the light control switch is in the tail or head position.

Tip:

  • When the remote touch (remote operation controller assembly) is in self-diagnostic mode, its switch illumination may remain on.

  • If any illumination controlled by the rheostat switch has a malfunction such as an open circuit, the remote touch (remote operation controller assembly) switch illumination is affected and cannot be controlled by the rheostat switch.

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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

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PROCEDURE


  1. Click here

    CHECK ILLUMINATION CONTROLLED BY RHEOSTAT SWITCH


    1. Perform the following procedure and check that the illumination controlled by the rheostat switch illuminates properly.


      1. If the vehicle is in a bright area, move it to a dark area.

        Tip:

        When the vehicle is in a bright area, the switch illumination may not turn on due to the auto dimmer function.

      2. If the light control switch is in the AUTO position, turn it to the tail or head position.

        Tip:

        If the light control switch is in the AUTO position, the switch illumination will not turn on unless the surrounding area is dark.

        Result
        Result Proceed to
        Any of the illumination controlled by the rheostat switch does not illuminate properly. A
        All of the illumination controlled by the rheostat switch illuminates properly. B
        Tip:

        The shift lever illumination and panel switch illumination are controlled by the rheostat switch. If either of these has a malfunction, such as an open circuit, the remote touch (remote operation controller assembly) switch illumination is affected and cannot be controlled by the rheostat switch.


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    REPAIR OR REPLACE ILLUMINATION CONTROLLED BY RHEOSTAT SWITCH


    1. Repair or replace the part with the malfunctioning illumination that is controlled by the rheostat switch.

      Result
      Proceed to
      NEXT

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    CHECK SYMPTOMS


    1. B0065SCC02
      *a Switch Illumination

      Perform the following procedure, operate the rheostat switch again, and check if illumination brightness adjustment is possible (including adjustment of other devices such as the radio receiver assembly).


      1. Check if the remote touch (remote operation controller assembly) is in self-diagnostic mode. If it is, cancel self-diagnostic mode.

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        Tip:

        When the remote touch (remote operation controller assembly) is in self-diagnostic mode, the remote touch (remote operation controller assembly) switch illumination may remain on.

      2. If the vehicle is in a bright area, move it to a dark area.

        Tip:

        When the vehicle is in a bright area, the switch illumination may not turn on due to the auto dimmer function.

      3. If the light control switch is in the AUTO position, turn it to the tail or head position.

        Tip:

        If the light control switch is in the AUTO position, the switch illumination will not turn on unless the surrounding area is dark.

        Result
        Result Proceed to
        Switch illumination cannot be adjusted (illumination for other devices can be adjusted). A
        Switch illumination cannot be adjusted (illumination for other devices also cannot be adjusted). B
        Switch illumination can be adjusted. C

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    REMOTE TOUCH SELF CHECK (SWITCH ILLUMINATION CHECK)


    1. Activate self-diagnostic mode.

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    2. A01VNS4C01
      *a Switch Illumination
      *b Touchpad

      Operate the touchpad diagonally from the lower left to the upper right and check that the brightness of the switch illumination changes.

      Note:

      Since the touchpad may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the touchpad in self-diagnostic mode.

      OK
      Brightness of the switch illumination changes according to touchpad operation.
      Result
      Proceed to
      OK
      NG

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    CHECK HARNESS AND CONNECTOR (ILLUMINATION SIGNAL)


    1. Disconnect the O75 remote touch (remote operation controller assembly) connector.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      O75-2 (ILL+) - Body ground Light control switch in tail or head position 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. Click here

    CHECK HARNESS AND CONNECTOR (REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) - COMBINATION METER ASSEMBLY)


    1. Disconnect the O75 remote touch (remote operation controller assembly) connector.

    2. Disconnect the O3 combination meter assembly connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O75-5 (ILL-) - O3-39 (ILL-) Always Below 1 Ω
      O75-5 (ILL-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE REMOTE OPERATION CONTROLLER ASSEMBLYClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR