Description
If either the sliding function or tilt function does not operate, there may be a malfunction in the sliding roof control switch circuit.
Wiring diagram

Inspection procedure
Sliding roof ecu

Ok: sliding roof operates normally.

Sliding roof ecu

Ok: when the switch is operating, the intelligent tester should display as shown in the table.


Standard resistance

Replace overhead junction block
Position initialization incompleteIf your vehicle overheats
The following may indicate that your vehicle is overheating.
The high engine coolant temperature warning light Comes
on or a loss of engine power is experienced. (For example, the
vehicle speed does not increase.)
Steam comes out from under the hood.
Correction procedures
Stop ...
Disassembly
Caution:
Wear protective gloves. Sharp areas on the seat frame
(with adjuster) may injure your hands.
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
Remove vertical adjuster cover lh (for driver side)
Using a screw ...
Back door lock
Inspection
Inspect back door with motor lock assembly
Apply the battery voltage to the door lock motor and
check the operation of the door lock motor.
Ok
If the result is not as specified, replace the door lock
assembly. ...