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

DESCRIPTION

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

WIRING DIAGRAM

A011X6AE07

INSPECTION PROCEDURE

Note

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

  • When the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized 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.

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

PROCEDURE

  1. READ VALUE USING TECHSTREAM

    1. Connect the Techstream to the DLC3.

    2. Turn the power switch to on (IG).

    3. Turn the Techstream on.

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

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

      Sliding Roof
      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

      		 -
      OK
      The Techstream display changes according to switch operation as shown in the table.
    NG

    INSPECT SLIDING ROOF SWITCH (ROOF CONSOLE BOX ASSEMBLY) Click here

    OK

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

    1. Disconnect the S4 sliding roof ECU (sliding roof drive gear sub-assembly) connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      S4-8 (B) - Body ground Power switch off 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      S4-12 (E) - Body ground Always Below 1 Ω
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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

  3. INSPECT SLIDING ROOF SWITCH (ROOF CONSOLE BOX ASSEMBLY)

    1. Remove the sliding roof switch (roof console box assembly) Click here.

      A011Y4GE01

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      5 (UP) - 1 (GND) UP switch is pressed Below 1 Ω
      5 (UP) - 1 (GND) UP switch is not pressed 10 kΩ or higher
      4 (DOWN) - 1 (GND) DOWN switch is pressed Below 1 Ω
      4 (DOWN) - 1 (GND) DOWN switch is not pressed 10 kΩ or higher
      3 (OPN) - 1 (GND) OPEN switch is pressed Below 1 Ω
      3 (OPN) - 1 (GND) OPEN switch is not pressed 10 kΩ or higher
      2 (CLS) - 1 (GND) CLOSE switch is pressed Below 1 Ω
      2 (CLS) - 1 (GND) CLOSE switch is not pressed 10 kΩ or higher
      Text in Illustration
      *a

      Component without harness connected

      (Sliding Roof Switch (Roof Console Box Assembly))
    NG

    REPLACE SLIDING ROOF SWITCH (ROOF CONSOLE BOX ASSEMBLY) Click here

    OK

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

    1. Disconnect the S12 sliding roof switch (roof console box assembly) connector.

    2. Disconnect the S4 sliding roof ECU (sliding roof drive gear sub-assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      S4-5 (CLS) - S12-2 (CLS) Always Below 1 Ω
      S4-5 (CLS) - Body ground Always 10 kΩ or higher
      S4-7 (OPN) - S12-3 (OPN) Always Below 1 Ω
      S4-7 (OPN) - Body ground Always 10 kΩ or higher
      S4-6 (DWN) - S12-4 (DOWN) Always Below 1 Ω
      S4-6 (DWN) - Body ground Always 10 kΩ or higher
      S4-4 (UP) - S12-5 (UP) Always Below 1 Ω
      S4-4 (UP) - Body ground Always 10 kΩ or higher
      S12-1 (GND) - Body ground Always Below 1 Ω
      S4-12 (E) - Body ground Always Below 1 Ω
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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