Sliding Roof does not Move by Operating Sliding Roof Control Switch: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
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 (SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY))
   
   

   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 → See step   3 

OK: Go to next step 

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	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
   S4-12 (E) - Body ground	Always	Below 1 Ω

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   5 

1. Remove the sliding roof switch (roof console box assembly). Refer to REMOVAL .
   Fig 1: Inspecting Sliding Roof Switch (Roof Console Box Assembly)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Switch 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 → See step   6 

OK: Go to next step 

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 → See step   5