2021 LEXUS RX450h radio

4758-1. Specifications
8
Vehicle specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been parked for
three hours or more, or has not been driven more
than 1 mile or 1.5 km under that condition
Maximum inflation pressureThe maximum cold inflated pressure to which a tire
may be inflated, shown on the sidewall of the tire
Recommended inflation pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those standard
items which may be replaced) of hybrid transmis-
sion, power steering, power brakes, power win-
dows, power seats, radio and heater, to the extent
that these items are available as factory-installed
equipment (whether installed or not)
Curb weight
The weight of a motor vehicle with standard equip-
ment, including the maximum capacity of fuel, oil
and coolant, and if so equipped, air conditioning
and additional weight optional engine
Maximum loaded vehicle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight
150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that fol-
lows
Occupant distributionDistribution of occupants in a vehicle as specified in
the third column of Table 1
* below
Production options weight
The combined weight of installed regular produc-
tion options weighing over 5 lb. (2.3 kg) in excess of
the standard items which they replace, not previ-
ously considered in curb weight or accessory
weight, including heavy duty brakes, ride levelers,
roof rack, heavy duty 12-volt battery, and special
trim

5059-1. For owners
9
For owners
WARNING
●Ne placez rien sur le siège du pas-
sager avant, comme un coussin par
exemple. Cela a pour conséquence de
répartir le poids du passager sur toute
la surface du siège, ce qui empêche le
capteur de détecter correctement le
poids du passager. En conséquence,
les coussins gonflables frontaux SRS
du passager avant ri squent de ne pas
se déployer en cas de collision.
■Modification et mise au rebut des
composants du système de coussins
gonflables SRS
Ne mettez pas votre véhicule au rebut et
ne procédez à aucune des modifications
suivantes sans consulter votre conces-
sionnaire Lexus. Les coussins gonflables
SRS peuvent ne pas fonctionner cor-
rectement ou se déployer (se gonfler)
accidentellement, prov oquant la mort ou
de graves blessures.
●Installation, dépo se, démontage et
réparation des coussins gonflables
SRS
●Réparations, modifications, démon-
tage ou remplacement du volant, du
tableau de bord, de la planche de
bord, des sièges ou de leur garnissage,
des montants avant, latéraux et arrière,
des rails latéraux de toit, des panneaux
de porte avant, des garnitures de
porte avant ou des haut-parleurs de
porte avant
●Modifications du panneau de porte
avant (par exemple, perçage d'un trou
dans le panneau)
●Réparations ou modi fications des ailes
avant, du pare-chocs avant ou des
flancs de l'habitacle
●Installation d'un protège-calandre
(pare-buffle, pare-kangourou, etc.), de
chasse-neige, de treuils ou d'un
porte-bagages de toit
●Modifications du système de suspen-
sion du véhicule
●Installation d'appareils électroniques
tels que les émetteurs/récepteurs
radios mobiles et les lecteurs CD
●Modifications de votre véhicule pour
une personne atteinte d'un handicap
physique

510What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.446)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.446)
 Is the electronic key battery weak or
depleted? ( P.393)
 Is the power switch in ON mode?
When locking the doors, turn the power
switch off. ( P.187)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure that
you have the electronic key on your per-
son.
The function may not operate prop- erly due to the condition of the radio
wave. (
P.126)
 Is the child-protector lock set?
The rear door cannot be opened from
inside the vehicle when the lock is set.
Open the rear door from outside and then
unlock the child-protector lock. ( P.112)
 Did you press the power switch
while firmly depressing the brake
pedal? ( P.184)
 Is the shift lever in P? ( P.184)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.125)
 Is the steering wheel unlocked?
( P.185)
 Is the electronic key battery weak or
depleted?
In this case, the hy brid system can be
started in a temporary way. ( P.448)
 Is the 12-volt battery discharged?
( P.449)
 Is the power switch in ON mode?
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The electronic key does not
operate properly
The doors cannot be locked or
unlocked
The rear door cannot be opened
If you think something is wrong
The hybrid system does not start
The shift lever cannot be shifted
from P even if you depress the
brake pedal