LIGHTING SYSTEM Ceiling Color Illumination Switch Circuit

DESCRIPTION

The room light control relay receives the signals of each switch from the integration control and panel assembly.

WIRING DIAGRAM

B006L3ZE02
*1 UP
*2 DOWN
*3 Integration Control and Panel Assembly
*4 Room Light Control Relay

CAUTION / NOTICE / HINT

Note

The lighting system uses CAN communication. First perform the inspections in "How to Proceed with Troubleshooting" to confirm that there are no communication malfunctions before proceeding with troubleshooting.

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PROCEDURE


  1. READ VALUE USING GTS (REAR PERSONAL LIGHT SWITCH)


    1. Using the GTS, read the Data List.

      Click here

      OK
      Spot lights illuminate.

      Body Electrical > ILLUMINATION > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Room Light Switch Integration control and panel assembly (dimmer switch) condition ON or OFF

      ON: Turns the integration control and panel assembly (dimmer switch) on

      OFF: Turns the integration control and panel assembly (dimmer switch) off

      		 -
      Color Change Switch Up Integration control and panel assembly (color select up switch) condition ON or OFF

      ON: Turns the integration control and panel assembly (color select up switch) on

      OFF: Turns the integration control and panel assembly (color select up switch) off

      		 -
      Color Change Switch Down Integration control and panel assembly (color select down switch) condition ON or OFF

      ON: Turns the integration control and panel assembly (color select down switch) on

      OFF: Turns the integration control and panel assembly (color select down switch) off

      		 -

      Body Electrical > ILLUMINATION > Data List
      Tester Display
      Room Light Switch
      Color Change Switch Up
      Color Change Switch Down
      OK
      The display is as specified in the normal condition column.
      Result
      Proceed to
      OK
      NG

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

  2. INSPECT INTEGRATION CONTROL AND PANEL ASSEMBLY


    1. Remove the integration control and panel assembly.

      Click here

    2. Inspect the integration control and panel assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE INTEGRATION CONTROL AND PANEL ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (INTEGRATION CONTROL AND PANEL ASSEMBLY - ROOM LIGHT CONTROL RELAY AND BODY GROUND)


    1. Disconnect the S30 room light control relay connector.

    2. Disconnect the S8 integration control and panel assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      S30-6 (SW) - S8-8 (LP+) Always Below 1 Ω
      S30-7 (UP) - S8-9 (M1) Always Below 1 Ω
      S30-8 (DOWN) - S8-10 (M2) Always Below 1 Ω
      S8-12 (GND) - Body ground Always Below 1 Ω
      S30-6 (SW) or S8-8 (LP+) - Body ground Always 10 kΩ or higher
      S30-7 (UP) or S8-9 (M1) - Body ground Always 10 kΩ or higher
      S30-8 (DOWN) or S8-10 (M2) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE ROOM LIGHT CONTROL RELAY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR