ECU LEXUS RX300H 2017 Owner's Manual

631-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
■Mass group
This Mass group table is required when confirming the [Child restraint system
suitability table]. Confirm in accordance with the [Child restraint system suit-
ability table] ( P. 69, 78)
The child restraint system which confor ms to the standard of ECE R44 is cat-
egorized into 5 groups according to the weight of the child.
*: The age range is a standard approximation. Choose according to the weight of the
child.
Mass groupChild weightReference age*
Group 0until 10 kg (22 lb.)about 9 months
Group 0+until 13 kg (28 lb.)about 1.5 years
Group I9 - 18 kg (20 - 39 lb.)from 9 months - about 4 years
Group II15 - 25 kg
(34 - 55 lb.)from 3 years - about 7 years
Group III22 - 36 kg (49 - 79 lb.)from 6 years - about 12 years

651-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
■When installing a child restraint system to a passenger seat
For the safety of a child, install child restraint systems to a rear seat. When
installing child restraint system to a front passenger seat is unavoidable, adjust
the passenger seat as follows and install the child restraint system.
●The seatback to the most upright
position
●Move the seat to the rearmost
position
●Raise the seat to the highest posi-
tion
●If the head restraint interferes
with the installation of the child
restraint system, and the head
restraint can be removed, remove
the head restraint.
When using a child restraint system on the front passenger seat

671-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
WARNING
■When installing a child restraint system
●Do not allow the child to lean his/her head or any part of his/her body against the
door or the area of the seat, front pillars or roof side rails from which the SRS side airbags or SRS curtain shield airbags deploy even if the child is seated in the childrestraint system. It is dangerous if the SRS side and curtain shield airbags inflate, and
the impact could cause death or serious injury to the child.
●When a junior seat is installed, always en sure that the shoulder belt is positioned across the center of the child’s shoulder. Th e belt should be kept away from the child’s
neck, but not so that it could fall off the child’s shoulder.
When using a child restraint system on a rear seat
WARNING
■When installing a child restraint system
Observe the following precautions.
Failure to do so may result in death or serious injury.
●Use child restraint system suitable to the age and size of the child and install it to the rear seat.
●Do not allow the child to lean his/her head or any part of his/her body against the
door or the area of the seat , rear pillars or roof side rails from which the SRS curtain shield airbag deploys even if the child is se ated in the child restraint system. It is dan- gerous if the SRS curtain shield airbag inflates, and the impact could cause death or
serious injury to the child.
●When installing a forward-facing child
restraint system to the front passenger seat, adjust the seatback to the most upright posi-tion, move the seat to the rearmost position,
raise the seat to the highest position, and then install.If the head restraint interferes with the instal-
lation of the child restraint system, and the head restraint can be removed, remove thehead restraint.
●If the driver’s seat interferes with the child
restraint system and prevents it from being attached correctly, attach the child restraintsystem to the right-hand rear seat (left-hand
drive vehicles) or the left-hand rear seat (right-hand drive vehicles).
●Adjust the front passenger seat so that it does
not interfere with the child restraint system.

691-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
◆Child restraint system suitability table (Installed using seat belts)
Information provided in the table shows your child restraint system suitability
for various seating positions.
Front passenger seat
Airbag manual on-off switchRecommended Child Restraint SystemsONOFF
0 Up to 10 kg (22 lb.)
(0 - 9 months)
X
U*1 “LEXUS G 0+, BABYSAFE PLUS”“LEXUS MINI”
L*1“LEXUS G 0+, BABYSAFE
PLUS with SEAT BELT FIXA- TION, BASE PLATFORM”
0+
Up to 13 kg (28 lb.) (0 - 2 years) X
U*1 “LEXUS G 0+, BABYSAFE PLUS”
“LEXUS MINI”
L*1“LEXUS G 0+, BABYSAFE PLUS with SEAT BELT FIXA-TION, BASE PLATFORM”
I
9 to 18 kg (20 to 39 lb.)(9 months - 4 years)
Rearward-
facing — X
U*1“LEXUS DUO+” Forward- facing —
UF*1
II, III
15 to 36 kg (34 to 79 lb.)(4 - 12 years)
UF*1U*1 “LEXUS KID” “LEXUS KIDFIX”
Seating position
Mass groups

711-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
*1: Adjust the front seatback to the most upright position. Move the front seat to the
rearmost position.
If the head restraint interferes with your child restraint system, and the head restraint
can be removed, remove the head restraint. If the passenger seat is equipped with a
vertical height adjuster, it must be placed in the upper most position.
Follow these procedures:
• For installing a baby se at with support base
If the baby seat interferes with the seatback when latching the baby seat into the
support base, adjust the seatback rear ward until there is no interference.
• For installing a forward-facing child seat
If there is gap between the child seat and the seatback, tilt the seatback until good
contact is achieved. If the seat belt should er anchor is ahead of the child seat belt
guide, move the seat cushion forward.
• For installing a junior seat
If the child in your child restraint system is in a very upright position, adjust the
seatback to the most comfortable position.
If the seat belt shoulder anchor is ahead of the child seat belt guide,
move the seat cushion forward.
*2: If the head restraint interferes with your child restraint system, and the head restraint
can be removed, remove the head restraint.
●Adjust the front seat so that it does not interfere with the child or child restraint
system.
●The child restraint systems mentioned in the table may not be available out-
side of the EU area.
●Other child restraint systems which are different from the systems mentioned
in the table can be used, but the suitability of the systems must be carefully
checked with the child restraint system manufacturer concerned and the
seller of those seats.

721-1. For safe use
RC300h_EE(OM24740E)
◆Installing child restraint system using a seat belt
Install the child restraint system in accordance to the operation manual
enclosed with the child restraint system.
When using the front seat: Adjust the seatback
If there is gap between the child seat and the seatback, adjust the seatback until
good contact is achieved.
Remove the head restraint if it
interferes with your child restraint
system. ( P. 186)
Place the child restraint system
on the seat.
Run the seat belt through the
child restraint system and insert
the plate into the buckle. Make
sure that the belt is not twisted.
Securely fix the seat belt to the
child restraint system in accor-
dance to the directions enclosed
with the child restraint system.
1
2
3
4

731-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
If your child restraint system is not
equipped with a lock-off (a seat
belt locking feature), secure the
child restraint system using a
locking clip.
After installing the child restraint system, rock it back and forth to ensure
that it is installed securely.
◆Removing a child restraint system installed with a seat belt
Press the buckle release button and
fully retract the seat belt.
When releasing the buckle, the child restraint system may spring up due tothe rebound of the seat cushion.
Release the buckle while holding down the child restraint system.
Since the seat belt automatically
reels itself, slowly return it to the stowing position.
■When installing a child restraint system
You may need a locking clip to install the child restraint system. Follow the instructions provided by the manufacturer of the system. If your child restraint system does not pro-
vide a locking clip, you can purchase the following item from any authorized Lexus dealer or repairer, or another duly qualified and equipped professional: Locking clip for child restrain t system (Part No. 73119-22010)
5
6

741-1. For safe use
RC300h_EE(OM24740E)
WARNING
■When installing a child restraint system
Observe the following precautions. Failure to do so may result in death or serious injury.
●Do not allow children to play with the seat belt. If the seat belt becomes twistedaround a child’s neck, it may lead to choking or other serious injuries that could resultin death. If this occurs and the buckle ca nnot be unfastened, scissors should be used
to cut the belt.
●Ensure that the belt and plate are securely locked and the seat belt is not twisted.
●Shake the child restraint system left and right, and forward and backward to ensure
that it has been securely installed.
● After securing a child restrain t system, never adjust the seat.
●When a junior seat is installed, always ensure that the shoulder belt is positioned
across the center of the child’s shoulder. Th e belt should be kept away from the child’s neck, but not so that it could fall off the child’s shoulder.
●Follow all installation instructions provided by the child restraint system manufacturer.

751-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
■ISOFIX rigid anchors (ISOFIX child restraint system)
Lower anchors are provided for the
each rear seats. (Mark displaying
the location of the anchors are
attached to the seats.)
■Use a child restraint system that conforms to ECE R44*
Approval marks are displayed on child restraint systems which have con-
formed. ( P. 62)
*: ECE R44 is a U.N. regulation for child restraint systems.
■Child restraint system suitability table
The child restraint system suitability table ( P. 78), with symbols, displays the
types of usable child restraint systems and possible seating position installa-
tion for the child restraint system ow ned by the customer. Also, recommended
child restraint systems suited for in fants can also be selected. Confirm in
accordance with the listed Size class, Anchor, as well as [Confirming the Mass
group and Size class for ECE R44 ISOF IX corresponding child restraint sys-
tems].
Child restraint system fixed with ISOFIX rigid anchors

771-1. For safe use
1
For safety and security
RC300h_EE(OM24740E)
■Confirming the Mass group and Size class for ECE R44 ISOFIX corre-
sponding child restraint systems
Confirm the corresponding [Mass group] from the weight of the child
( P. 63)
(Ex. 1) When the weight is 12 kg (27 lb.), [Mass group 0+]
(Ex. 2) When the weight is 15 kg (34 lb.), [Mass group I]
Confirming Size class
Select the Size class corresponding to [Mass group] confirmed in step
from the [Child restraint system suitability table] ( P. 78)*.
(Ex. 1) When [Mass group 0+], the corresponding size class is [C], [D], [E].
(Ex. 2) When [Mass group I], the corresponding size class is [A], [B], [B1],
[C], [D].
*: However, listings that are marked with [X] cannot be selected, despite having the
corresponding size class in the suitabilit y table of the [Vehicle ISOFIX position].
Also, select the product designated by [Recommended Child Restraint Systems]
( P. 78), if the listing is marked with [IL].
1
2
1