ROOF SUNSHADE SYSTEM Roof Sunshade does not Move by Operating Roof Sunshade Switch

DESCRIPTION

The roof sunshade ECU (sliding roof drive gear assembly) receives switch signals and drives its built-in motor.

WIRING DIAGRAM

A005EQLE01

CAUTION / NOTICE / HINT

Note


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

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

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

PROCEDURE


  1. READ VALUE USING GTS


    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
      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

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

    NG

    INSPECT ROOF SUNSHADE SWITCH (MAP LIGHT ASSEMBLY) Click here

    OK

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


    1. Disconnect the z21 ECU connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      z21-1 (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
      z21-2 (E) - Body ground Always Below 1 Ω

    OK

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. INSPECT ROOF SUNSHADE SWITCH (MAP LIGHT ASSEMBLY)


    1. A005D5PE05
      Text in Illustration
      *a

      Component without harness connected

      (Roof Sunshade Switch (Map Light Assembly))

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

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      8 (CLS) - 15 (GND1) CLOSE switch is pressed Below 1 Ω
      8 (CLS) - 15 (GND1) CLOSE switch is not pressed 10 kΩ or higher
      9 (OPN) - 15 (GND1) OPEN switch is pressed Below 1 Ω
      9 (OPN) - 15 (GND1) OPEN switch is not pressed 10 kΩ or higher

    NG

    REPLACE ROOF SUNSHADE SWITCH (MAP LIGHT ASSEMBLY) Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (ROOF SUNSHADE ECU - ROOF SUNSHADE SWITCH)


    1. Disconnect the U3 roof sunshade switch (map light assembly) connector.

    2. Disconnect the z21 roof sunshade ECU (sliding roof drive gear assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      z21-9 (CLS) - U3-8 (CLS) Always Below 1 Ω
      z21-9 (CLS) - Body ground Always 10 kΩ or higher
      z21-7 (OPN) - U3-9 (OPN) Always Below 1 Ω
      z21-7 (OPN) - Body ground Always 10 kΩ or higher
      U3-15 (GND1) - Body ground Always Below 1 Ω
      z21-2 (E) - Body ground Always Below 1 Ω

    OK

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR