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 map light assembly (sliding roof switch) is operated and drives its built-in motor.

WIRING DIAGRAM

A000ONUE04

CAUTION / NOTICE / HINT

Note


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

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

  • Since the sliding roof system has functions that use LIN communication, first confirm that there is no malfunction in the LIN communication system with the How to Proceed with Troubleshooting procedure Click here.

PROCEDURE


  1. READ VALUE USING GTS (SLIDING ROOF SWITCH)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    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.

      Sliding Roof (Sliding Roof Drive Gear Sub-assembly [Sliding Roof ECU])
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Open Switch SLIDE OPEN switch signal / ON or OFF

      ON: SLIDE OPEN switch pressed

      OFF: SLIDE OPEN switch not pressed

      		 -
      Close Switch SLIDE CLOSE switch signal / ON or OFF

      ON: SLIDE CLOSE switch pressed

      OFF: SLIDE CLOSE switch not pressed

      		 -
      Up Switch TILT UP switch signal / ON or OFF

      ON: TILT UP switch pressed

      OFF: TILT UP switch not pressed

      		 -
      Down Switch TILT DOWN switch signal / ON or OFF

      ON: TILT DOWN switch pressed

      OFF: TILT DOWN switch not pressed

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

    NG

    INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH) Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY - BATTERY AND BODY GROUND)


    1. A000Q2BE02
      Text in Illustration
      *a

      Front view of 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
      Y4-8 (B) - Body ground Always 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      Y4-12 (E) - Body ground Always Below 1 Ω

    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 SWITCH)


    1. A000QQ5E08
      Text in Illustration
      *a

      Component without harness connected

      (Sliding Roof Switch [Map Light Assembly])

      Remove the map light assembly (sliding roof switch assembly) Click here.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      15 (DOWN) - 10 (GND) TILT DOWN switch is pressed Below 1 Ω
      15 (DOWN) - 10 (GND) TILT DOWN switch is not pressed 10 kΩ or higher
      1 (UP) - 10 (GND) TILT UP switch is pressed Below 1 Ω
      1 (UP) - 10 (GND) TILT UP switch is not pressed 10 kΩ or higher
      2 (CLS) - 10 (GND) SLIDE CLOSE switch is pressed Below 1 Ω
      2 (CLS) - 10 (GND) SLIDE CLOSE switch is not pressed 10 kΩ or higher
      16 (OPN) - 10 (GND) SLIDE OPEN switch is pressed Below 1 Ω
      16 (OPN) - 10 (GND) SLIDE OPEN switch is not pressed 10 kΩ or higher

    NG

    REPLACE MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH) Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY - SLIDING ROOF SWITCH AND BODY GROUND)


    1. Disconnect the Y4 sliding roof drive gear sub-assembly (sliding roof ECU) connector.

    2. Disconnect the Y9 map light assembly (sliding roof switch) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      Y4-5 (CLS) - Y9-2 (CLS) Always Below 1 Ω
      Y4-5 (CLS) - Body ground Always 10 kΩ or higher
      Y4-7 (OPN) - Y9-16 (OPN) Always Below 1 Ω
      Y4-7 (OPN) - Body ground Always 10 kΩ or higher
      Y4-6 (DWN) - Y9-15 (DOWN) Always Below 1 Ω
      Y4-6 (DWN) - Body ground Always 10 kΩ or higher
      Y4-4 (UP) - Y9-1 (UP) Always Below 1 Ω
      Y4-4 (UP) - Body ground Always 10 kΩ or higher
      Y4-1 (IG) - Y9-17 (IG3) Always Below 1 Ω
      Y4-1 (IG) - Body ground Always 10 kΩ or higher
      Y9-10 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. CHECK HARNESS AND CONNECTOR (MAP LIGHT ASSEMBLY - BATTERY AND BODY GROUND)


    1. A000N02E02
      Text in Illustration
      *a

      Front view of harness connector

      (to Map Light Assembly [Sliding Roof Switch])

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

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      Y9-17 (IG3) - Body ground Power switch on (IG) 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  6. CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY - BATTERY AND BODY GROUND)


    1. A000SN1E02
      Text in Illustration
      *a

      Front view of 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 Switch Condition Specified Condition
      Y4-1 (IG) - Body ground Power switch on (IG) 11 to 14 V

    OK

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

    NG

    REPLACE MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH) Click here