Toyota Sienna Service Manual: Initialization
1. RESET SLIDING ROOF MOTOR
- If the AUTO operation function does not operate, reset the sliding roof motor using any of the following methods.
- Press the sliding roof switch on the TILT UP side
and hold it until the sliding roof motor stops.
Then release the switch and leave it untouched for 10 seconds or more.
- Press the sliding roof switch on the TILT UP side again for 10 seconds or more and hold it until the sliding roof stops at the fully open and up position.
- Release the switch, press it again within 5 seconds and hold it until a series of movements indicated below has done: Fully closing → Fully opening → Fully closing
HINT: If the battery terminal is disconnected or after the jam protection function has operated, the sliding roof ECU may not detect a position of the roof glass. If the AUTO operation function is still disabled even if the sliding roof motor has been reset, the Hall IC (built in the sliding roof motor assembly) for detecting the roof glass position may be malfunctioning.
Sliding roof system
PARTS LOCATION
...
Problem symptoms table
SLIDING ROOF SYSTEM
Symptom
Suspected area
AUTO function does not operate
Sliding roof motor assembly
Sliding roof system does not operate
ECU-IG fu ...
Other materials:
Terminals of ECU
1. Instrument Panel Junction Block Assembly
...
Assist grips
Type A
An assist grip installed on the ceiling
can be used to support your
body while sitting on the seat.
Type B
An assist grip installed on the pillar
can be used when getting in
or out of the vehicle and others.
WARNING
Type A: Do not use the assist grip when g ...
Precaution
NOTICE:
Perform the RESET MEMORY (AT initialization) when
replacing the automatic transaxle assembly, engine
assembly or ECM (See page AX-16).
Perform the REGISTRATION (VIN registration) when
replacing the ECM (See page ES-15).
HINT:
RESET MEMORY can not be ...