SLIDING ROOF SYSTEM Sliding Roof does not Move by Operating Sliding Roof Control Switch

DESCRIPTION

The sliding roof drive gear sub-assembly (sliding roof ECU) receives slide and tilt signals when the sliding roof control switch is operated and drives its built-in motor.

WIRING DIAGRAM

A01QQTBE03

CAUTION / NOTICE / HINT

Note


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

  • When the sliding roof drive gear sub-assembly (sliding roof ECU) is removed and reinstalled or replaced, it requires initialization.

    Click here

  • The sliding roof system uses the LIN communication system. First, confirm that there are no malfunctions in the LIN communication system. Refer to the How to Proceed with Troubleshooting procedure.

    Click here

    Click here

  • When a sliding roof drive gear sub-assembly (sliding roof ECU) DTC is output, first perform troubleshooting for the sliding roof drive gear sub-assembly (sliding roof ECU) DTC.

PROCEDURE


  1. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Sliding Roof / Data List.

    5. Read the Data List according to the display on the GTS.


      Body Electrical > Sliding Roof > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Open Switch OPEN switch signal ON or OFF

      ON: OPEN switch pressed

      OFF: OPEN switch not pressed

      		 -
      Close Switch CLOSE switch signal ON or OFF

      ON: CLOSE switch pressed

      OFF: CLOSE switch not pressed

      		 -
      Up Switch UP switch signal ON or OFF

      ON: UP switch pressed

      OFF: UP switch not pressed

      		 -
      Down Switch DOWN switch signal ON or OFF

      ON: DOWN switch pressed

      OFF: DOWN switch not pressed

      		 -

      Body Electrical > Sliding Roof > Data List
      Tester Display
      Open Switch
      Close Switch
      Up Switch
      Down Switch
      OK
      The GTS display changes according to switch operation as shown in the table.
      Result
      Proceed to
      OK
      NG

    NG

    INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF CONTROL SWITCH) Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - BATTERY AND BODY GROUND)


    1. A01QOARC08
      *a

      Front view of wire harness connector

      (to Sliding Roof Drive Gear Sub-assembly [Sliding Roof ECU])

      Disconnect the sliding roof drive gear sub-assembly (sliding roof ECU) connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      Q8-8 (B) - Body ground Always 11 to 14 V
      Q8-1 (IG) - Body ground Ignition switch ON 11 to 14 V
      Q8-1 (IG) - Body ground Ignition switch off Below 1 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      Q8-12 (E) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF CONTROL SWITCH)


    1. Remove the map light assembly (sliding roof control switch).

      Click here

    2. Inspect the map light assembly (sliding roof control switch).

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE MAP LIGHT ASSEMBLY (SLIDING ROOF CONTROL SWITCH) Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - SLIDING ROOF CONTROL SWITCH AND BODY GROUND)


    1. Disconnect the Q7 map light assembly (sliding roof control switch) connector.

    2. Disconnect the Q16 sliding roof drive gear sub-assembly (sliding roof ECU) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      Q8-5 (CLS) - Q16-8 (CLS) Always Below 1 Ω
      Q8-5 (CLS) - Body ground Always 10 kΩ or higher
      Q8-7 (OPN) - Q16-7 (OPN) Always Below 1 Ω
      Q8-7 (OPN) - Body ground Always 10 kΩ or higher
      Q8-6 (DWN) - Q16-17 (DOWN) Always Below 1 Ω
      Q8-6 (DWN) - Body ground Always 10 kΩ or higher
      Q8-4 (UP) - Q16-16 (UP) Always Below 1 Ω
      Q8-4 (UP) - Body ground Always 10 kΩ or higher
      Q16-20 (GND) - Body ground Always Below 1 Ω
      Q8-12 (E) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR