2022 TOYOTA TUNDRA ECU

591-1. For safe use
1
For safety and security
Seat belts equipped with a child
restraint locking mechanism
(ALR/ELR belts except driver’s
seat belt) (P. 32)
Access Cab models (vehicles without rear seats)
Anchor bracket (for top tether
strap)
Anchor bracket is provided for pas-
senger seat.
Using the seat belts ( P. 6 3 )
Using the top tether strap ( P. 66, 68)

611-1. For safe use
1
For safety and security
With flexible lower attachments
Latch the hooks of the lower
attachments onto the LATCH
anchors. If the child restraint has a
top tether strap, the top tether
strap should be latched onto the
top tether strap anchor.
For owners in Canada:
The symbol on a child restraint sys-
tem indicates the presence of a lower
connector system.
With rigid lower attachments
Latch the buckles onto the LATCH
anchors. If the child restraint has a
top tether strap, the top tether
strap should be latched onto the
top tether strap anchor.
For owners in Canada:
The symbol on a child restraint sys-
tem indicates the presence of a lower
connector system.
When installing in the rear outboard seats (Access Cab models
[vehicles with rear seats])
Canada
only
Canada
only

631-1. For safe use
1
For safety and security
■Rear-facing (vehicles without rear seats)  Infant seat/con-
vertible seat
Never install a rear-facing child restrain. Your vehicle is not
designed to carry and infant.
■Rear-facing (vehicles with rear seats)  Infant seat/convertible
seat
Place the child restraint sys-
tem on the seat facing the
rear of the vehicle.
Run the seat belt through the
child restraint system and
insert the plate into the
buckle. Make sure that the
belt is not twisted.
Fully extend the shoulder belt
and allow it to retract to put it
in lock mode. In lock mode,
the belt cannot be extended.
Installing child restraints using a seat belt (child restraint lock
function belt)
1
2
3

641-1. For safe use
While pushing the child
restraint system down into
the rear seat, allow the
shoulder belt to retract until
the child restraint system is
securely in place.
After the shoulder belt has
retracted to a point where there
is no slack in the belt, pull the
belt to check that it cannot be
extended.
■
Forward-facing Convertible seat
Place the child restraint sys-
tem on the seat facing the
front of the vehicle.
Run the seat belt through the
child restraint system and
insert the plate into the
buckle. Make sure that the
belt is not twisted.
Fully extend the shoulder belt
and allow it to retract to put it
in lock mode. In lock mode,
the belt cannot be extended.
4
1
2
3

651-1. For safe use
1
For safety and security
While pushing the child
restraint system into the rear
seat, allow the shoulder belt
to retract until the child
restraint system is securely
in place.
After the shoulder belt has
retracted to a point where there
is no slack in the belt, pull the
belt to check that it cannot be
extended.
If the child restraint has a top tether strap, the top tether strap
should be latched onto the top tether strap anchor. (P. 66, 68)
■Booster seat
Place the child restraint sys-
tem on the seat facing the
front of the vehicle.
Sit the child in the child
restraint system. Fit the seat
belt to the child restraint sys-
tem according to the manu-
facturer’s instructions and
insert the plate into the
buckle. Make sure that the
belt is not twisted.
Check that the shoulder belt is correctly positioned over the c hild’s
shoulder and that the lap belt is as low as possible. ( P. 30)
4
5
1
2

661-1. For safe use
Push the buckle release button
and fully retract the seat belt.
Vehicles without rear seats
Remove the head restraint.
Remove the anchor bracket
cover.
Store the removed cover in a safe
place such as the glove box.
Secure the child restraint system using a seat belt.
Latch the hook onto the anchor
bracket and tighten the top
tether strap.
Make sure the top tether strap is
securely latched.
Removing a child restraint installed with a seat belt
Child restraint systems with a top tether strap (Access Cab mod -
els)
1
2
3
4

671-1. For safe use
1
For safety and security
Replace the head restraint.
Vehicles with rear seats
Remove the anchor bracket
covers.
Store the removed covers in a safe
place such as the glove box.
Secure the child restraint system using the seat belt or the lower
anchors.
Route the top tether strap
through the routing device as
shown in the illustration.
Make sure the top tether strap is
not twisted.
Latch the hook onto the anchor
bracket and tighten the top
tether strap.
Make sure the top tether strap is
securely latched.
5
1
2
3
4

681-1. For safe use
Remove the head restraint.
Installing position:Outer rear seat
Center rear seat
Latch the hook onto the anchor bracket.
Swing the seatback forward slightly. ( P. 142)
Latch the hook onto the anchor bracket.
Return the seatback.
Make sure the seatback is securely locked by pushing it forward and rear-
ward on the top.
Secure the child restraint system using the seat belt or the lo wer
anchors, and tighten t he top tether strap.
Make sure the top tether strap is securely latched.
Replace the head restraint.
Installing position:
Outer rear seat
Center rear seat
If the head restraint interferes with
the top tether strap installation and
the head restraint can be removed
and stored the storage box.
(P. 361, 373)
Child restraint system s with a top tether strap (Double Cab mod -
els)
1
1
2
2
1
2
3
Outer rear seatCenter rear seat
3
4
1
2