2018 TOYOTA SIENNA Owners Manual (in English)

493. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
3
When trouble arises
●Initialize the seat position info rmation before conducting the opera-
tions listed here.
● The movements of the seat while conducting these operations will
be different from normal.
● If the seat resets while the oper ations from step to step are
being carried out, a long beep will sound, and the seat’s move-
ments will return to normal.
Adjust the head restraint to the downmost position. ( →P. 1 0 )
Fold the footrest up. ( →P. 1 3 )
Fold the front pas senger seatback. ( →P. 2 1 )
Press and hold the raise side of
the seat raise/lower switch
while the AUTO ACCESS
SEAT raises, a short beep
sounds, the seat slides further
into the vehicle and a short
beep sounds again.
If the AUTO ACCESS SEAT moves when a switch is pressed
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503. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
Press the rear side of the seat
position adjustment switch on
the right-hand side of the seat,
and slide the AUTO ACCESS
SEAT toward the rear of the
vehicle by 2 in. (5 cm).
If the rear side of the seat position
adjustment switch is pressed and
held while the lower side of the
seat raise/lower switch is being
pressed, the AUTO ACCESS
SEAT will slide towards the front of
the vehicle.
Press the forward side of the
seat position adjustment switch
on the right-hand side of the
seat, and rotate the AUTO
ACCESS SEAT toward the
inside of the vehicle until the
beep sounds.
If the forward side of the seat posi-
tion adjustment switch is pressed
and held while the lower side of the
seat raise/lower switch is being
pressed, the AUTO ACCESS
SEAT will rotate to the outside of
the vehicle.
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513. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
3
When trouble arises
Press the rear side of the seat
position adjustment switch on
the right-hand side of the seat,
and slide the AUTO ACCESS
SEAT toward the rear of the
vehicle until the beep sounds.
If the rear side of the seat position
adjustment switch is pressed and
held while the lower side of the
seat raise/lower switch is being
pressed, the AUTO ACCESS
SEAT will slide towards the front of
the vehicle.
Press and hold the rear side of
the seatback angle adjustment
switch on the right-hand side of
the seat until the seatback auto-
matically stops moving.
If the seatback does not move, pro-
ceed to step .
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523. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
Press and hold the front side of
the seatback angle adjustment
switch on the right-hand side of
the seat until a long beep
sounds.9

533. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
3
When trouble arises
Before conducting this procedure, conduct the procedures explained
in the “Initializing the seat position information” and “If the AUTO
ACCESS SEAT moves when a switch is pressed” sections.
If the AUTO ACCESS SEAT still does not return to the vehicle, the fol-
lowing procedure can be used to return the AUTO ACCESS SEAT to
the vehicle.
Adjust the head restraint to the downmost position. ( →P. 1 0 )
Fold the footrest up. ( →P. 1 3 )
Fold the front pas senger seatback. ( →P. 2 1 )
Remove the 4 clips and remove
the unit cover. ( →P. 57)
Remove the clips from the unit,
and roll back the cover.
( → P. 57)
If the AUTO ACCESS SEAT does not move even when a switch is
pressed
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Clips5

543. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
Take out the combination
wrench.Removal
Replacement
Remove the connector.
Turn the bolt with yellow mark-
ing using the combination
wrench, and move the AUTO
ACCESS SEAT until the marks
are aligned as shown in the
illustration.
Combination wrench
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553. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
3
When trouble arises
Use the combination wrench to
remove the 2 bolts on the
underside of the AUTO
ACCESS SEAT.
Slide the AUTO ACCESS SEAT
into the vehicle.
Turn the bolt with yellow mark-
ing using the combination
wrench, and move the AUTO
ACCESS SEAT until the bolt
can no longer be turned.9
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563. When you think a malfunction has occurred
SIENNA_AAS_OM08023U_(U)
Turn the bolt with yellow mark-
ing clockwise using the combi-
nation wrench, and slide the
seat until the marks are aligned
as shown in the illustration.
If you are unable to slide the seat
until the marks are aligned
because the right edge of the seat
cushion interferes with the sliding
door, carry out steps and and
slide the seat until the marks are
aligned as shown in the illustration.
Use the combination wrench to
loosen the two bolts, then slide
the motor out of the way and
disconnect it from the gear.
Rotate the seat into a position
which does not cause the left
edge of the seat cushion to
make contact with the vehicle
body.
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