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

WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note


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

  • If 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.

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

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  • If 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.

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PROCEDURE


  1. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the engine 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.


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

      OFF: OPEN switch not pressed

      ON: OPEN switch pressed

      -
      Close Switch CLOSE switch signal OFF or ON

      OFF: CLOSE switch not pressed

      ON: CLOSE switch pressed

      -
      Up Switch UP switch signal OFF or ON

      OFF: UP switch not pressed

      ON: UP switch pressed

      -
      Down Switch DOWN switch signal OFF or ON

      OFF: DOWN switch not pressed

      ON: DOWN switch pressed

      -

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

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


    1. B005Q0VC07
      *a

      Front view of wire harness connector

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

      Disconnect the U2 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
      U2-1 (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
      U2-2 (E) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    NG
    OK
  3. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) - IG POWER SUPPLY)


    1. B005Q0VC08
      *a

      Front view of wire harness connector

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

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      U2-6 (IG) - Body ground Engine switch on (IG) 11 to 14 V
      Result
      Proceed to
      OK
      NG

    NG
    OK
  4. INSPECT SLIDING ROOF SWITCH (MAP LIGHT ASSEMBLY)


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

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

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      Result
      Proceed to
      OK
      NG

    OK
    NG
  5. INSPECT SLIDING ROOF SWITCH (MAP LIGHT ASSEMBLY)


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

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

      Click here

      Result
      Proceed to
      OK
      NG

    NG
    OK
  6. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) - SLIDING ROOF SWITCH (MAP LIGHT ASSEMBLY) AND BODY GROUND)


    1. Disconnect the U11 sliding roof switch (map light assembly) connector.

    2. Disconnect the U2 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
      U2-8 (CLS) - U11-12 (CLS) Always Below 1 Ω
      U2-8 (CLS) or U11-12 (CLS) - Body ground Always 10 kΩ or higher
      U2-10 (OPN) - U11-11 (OPN) Always Below 1 Ω
      U2-10 (OPN) or U11-11 (OPN) - Body ground Always 10 kΩ or higher
      U2-9 (CLS) - U11-24 (DOWN) Always Below 1 Ω
      U2-9 (CLS) or U11-24 (DOWN) - Body ground Always 10 kΩ or higher
      U2-5 (OPN) - U11-23 (UP) Always Below 1 Ω
      U2-5 (OPN) or U11-23 (UP) - Body ground Always 10 kΩ or higher
      U11-19 (GND) - Body ground Always Below 1 Ω
      U2-2 (E) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    OK
    NG