Sliding Roof Does Not Move By Operating Sliding Roof Control Switch

SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: Sliding Roof does not Move by Operating Sliding Roof Control Switch
- Sliding Roof does not Move by Operating Sliding Roof Control Switch

DESCRIPTION

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

WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
* 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 reinstalled or replaced, the sliding roof drive gear sub-assembly must be initialized Programming and Relearning.
* Since the sliding roof system uses LIN communication, first confirm that there is no malfunction in the communication system by inspecting the LIN communication functions in accordance with the How to Proceed with Troubleshooting procedure How To Proceed With Troubleshooting. Then, conduct the following inspection procedure.

PROCEDURE

1. PERFORM ACTIVE TEST USING TECHSTREAM (SLIDING ROOF OPERATION)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Sliding Roof / Active Test.

(e) Perform the Active Test according to the display on the Techstream.

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

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

OK:

Sliding roof operates normally.

NG -- CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - BATTERY, BODY GROUND)
OK -- Continue to next step.

2. READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Sliding Roof / Data List.

(e) Read the Data List according to the display on the Techstream.

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

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

OK:

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

NG -- CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - SLIDING ROOF SWITCH ASSEMBLY)

OK -- REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) Removal

3. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - BATTERY, BODY GROUND)

(a) Disconnect the P4 ECU connector.





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

Standard Voltage:





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

Standard Resistance:





Text in Illustration

Text in Illustration:

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) Removal

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

(a) Disconnect the P6 switch connector.





(b) Disconnect the P4 ECU connector.

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

Standard Resistance:





Text in Illustration

Text in Illustration:

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

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

(a) Remove the sliding roof switch (roof console box assembly) Removal.





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

Standard Resistance:





Text in Illustration

Text in Illustration:

NG -- REPLACE SLIDING ROOF SWITCH (ROOF CONSOLE BOX ASSEMBLY) Removal

OK -- REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) Removal