2005 TOYOTA SIENNA ECU

05 SIENNA_U (L/O 0409)
69
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
CAUTION
When tumbling the second seats,
fix the seats securely by adjusting
the length of the holding strap.
Failure to do so may cause an un-
expected accident or severe injury
in the event of emergency braking
or a collision.
Do not sit on the third seats when
the second seat is tumbled in order
to prevent personal injury in a colli-
sion or sudden stop.
You can use the seatback as a temporary
table only when the vehicle is stopped.
When you fold down the seatback from its
upright position, the rear leg locks will
disengage. In this case, lift up the seat
and fold down again to engage the rear
leg locks.
CAUTION
To avoid serious injury:
Do not set up the seatback table
while the vehicle is moving.
Do not sit on the folded seatback.
Make sure the second seat is se-
curely locked in position when you
set the second seat as a temporary
table.
NOTICE
To prevent damage to the seat, avoid
putting heavy loads on the temporary
table.

05 SIENNA_U (L/O 0409)
70
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
When returning the tumbled second
seat to its original position:
Once the seat is moved from the
tumbled position to the foldeddown
position, it cannot be directly returned
to the tumbled position again. (It is im-
possible to operate the seat in the or-
der 1→2→ 1.) When you return the
foldeddown seat (position 2) to its
tumbled position (position 1), you must
return the foldeddown seat (position 2)
to its original position (position 3)
once. (It is possible to operate the seat
in the order 1→ 2→ 3→ 1.)CAUTION
When folding or returning the seat,
observe the following precautions in
order to prevent personal injury:
Do not fold or remove the seat
while the vehicle is moving.
Be careful not to get your hands or
feet pinched in the seat.
When returning seats to their original
position, observe the following pre-
cautions in order to prevent personal
injury in a collision or sudden stop:
Make sure the seat is securely
locked by pushing forward and rear-
ward on the top of the seatback or
by trying to pull up the edge of the
bottom cushion. Failure to do so
will prevent the seat belt from oper-
ating properly.
Make sure the seat belts are not
twisted or caught in the seatback
and are arranged in their proper
position and are ready to use.

05 SIENNA_U (L/O 0409)
72
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
CAUTION
Make sure the seat is free of people
or luggage. Then, hold the seat and
slowly move it. Otherwise, people
may be injured or luggage may be
damaged if the seat hits them.
To avoid serious injury, do not sit
on the folded seatback.
4. Take the holding strap out of thepocket. Pass the strap through the
assist grip, and hook it as shown in
the illustration.
When returning the second seat to its
original position, put the holding strap into
the pocket.
NOTICE
 Do not use anything other than the
assist grip to hold the second seat.
 The holding strap must be stowed
into the pocket when it is not in
use.
CAUTION
When tumbling the second seats,
fix the seats securely by adjusting
the length of the holding strap.
Failure to do so may cause an un-
expected accident or severe injury
in the event of emergency braking
or a collision.
Do not sit on the third seats when
the second seat is tumbled in order
to prevent personal injury in a colli-
sion or sudden stop.

05 SIENNA_U (L/O 0409)
73
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
You can use the seatback as a temporary
table only when the vehicle is stopped.
CAUTION
To avoid serious injury:
Do not set up the seatback table
while the vehicle is moving.
Do not sit on the folded seatback.
Make sure the second seat is se-
curely locked in position when you
set the second seat as a temporary
table.
NOTICE
To prevent damage to the seat, avoid
putting heavy loads on the temporary
table.
CAUTION
When folding or returning the seat,
observe the following precautions in
order to prevent personal injury:
Do not fold or remove the seat
while the vehicle is moving.
Be careful not to get your hands or
feet pinched in the seat.
When returning seats to their original
position, observe the following pre-
cautions in order to prevent personal
injury in a collision or sudden stop:
Make sure the seat is securely
locked by pushing forward and rear-
ward on the top of the seatback or
by trying to pull up the edge of the
bottom cushion. Failure to do so
will prevent the seat belt from oper-
ating properly.
Make sure the seat belts are not
twisted or caught in the seatback
and are arranged in their proper
position and are ready to use.

05 SIENNA_U (L/O 0409)
77
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
When you install the second seats, be
sure to place it where the seat is origi-
nally positioned because each second
seat is not interchangeable. You can
distinguish the original seat position by
the position of the front seat leg pin
and the shape of the seat striker bezel
in the floor.
The right side second seat has a pin in
the outside of the right front leg and the
left side second seat has a pin in the
outside of the left front leg as shown in
the illustration.
CAUTION
You must install the seat in proper
position to wear the seat belt proper-
ly. Failure to be properly restrained
with the seat belt in an accident can
cause death or serious injury. Refer
to the label on the side of the seat
for additional installation instructions.
NOTICE
You must install the seat in its origi-
nal position. If it is installed in the
wrong position, the seat lock or bezel
will be damaged.
1. Align the front leg hooks with therear strikers in the floor. Then swing
up the seat.2. Make sure the front leg is lockedsecurely, fold down the seat and en-
gage the rear leg lock.

05 SIENNA_U (L/O 0409)
78
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
You can easily align the front leg hooks
with the rear strikers by using the floor
bezel. Put the front legs of the seat short
of the rear strikers as shown in the il-
lustration. Then slide the seat forward
along the groove of the bezel until the
front legs will reach the striker. Make sure
the front legs align with the striker, swing
up the seat.NOTICE
When installing the seat, make sure
to align the front leg hooks with both
of the rearmost strikers in the floor.
If you align the legs with the front
strikers, the bezel in the floor will be
damaged.
If you lock the rear legs before the front
legs are locked securely, disengage the
rear leg lock by pushing the red pin inside
each rear leg. Then reinstall the seat fol-
lowing the correct procedure.

05 SIENNA_U (L/O 0409)
79
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
When returning the tumbled second
seat to its original position:
Once the seat is moved from the
tumbled position to the foldeddown
position, it cannot be directly returned
to the tumbled position again. (It is im-
possible to operate the seat in the or-
der 1→2→ 1.) When you return the
foldeddown seat (position 2) to its
tumbled position (position 1), you must
return the foldeddown seat (position 2)
to its original position (position 3)
once. (It is possible to operate the seat
in the order 1→ 2→ 3→ 1.)CAUTION
When reinstalling the seat, observe
the following to prevent personal inju-
ry:
Do not reinstall the seat while the
vehicle is moving.
Be careful not to get your hands or
feet pinched in the seat.
Be careful not to hit the removed
seat against a person or drop it on
yourself.
After folding or installing the seat,
push it forward and backward to
make sure it is locked in position.
When reinstalling seats to their origi-
nal position, observe the following
precautions in order to prevent per-
sonal injury in a collision or s udden
stop:
Make sure the seat is securely
locked by pushing forward and rear-
ward on the top of the seatback or
by trying to pull up the edge of the
bottom cushion. Failure to do so
will prevent the seat belt from oper-
ating properly.

05 SIENNA_U (L/O 0409)
80
2005 SIENNA from Sep. ’04 Prod. (OM45431U)
Make sure the seat belts are not
twisted or caught under the seat
and are arranged in their proper
position and are ready to use.
Install each seat in the same posi-
tion from which it was removed.
Failure to do so will prevent the
occupants from using seat belts
properly.
Do not reinstall the seat with its
back facing forward.
Make sure the seat is securely
locked in the proper position.
NOTICE
Do not carry the removed seat by
holding the seat position adjusting le-
ver. Otherwise, the seat may slide and
not be installed properly. If you slide
the removed seat, return the seat to
the rearmost position before it is
installed.
7passenger models only: The right
side seat can be moved to the inside
when the console box is not installed
between the second seats.