ECU LEXUS RX350 2011 Repair Manual

5

When trouble arises
529
5-1. Essential information
If you use chains or cables to tie
down your vehicle, the angles
shaded in black must be 45°.
Do not overly tighten the tie downs
or the vehicle may be damaged.
nBefore emergency towing
Release the parking brake.
Shift the shift lever to N.
Turn the “ENGINE START STOP” switch to ACCESSORY (engine off )
or IGNITION ON (engine running) mode.
nLocation of the emergency towing eyelet
→P. 5 6 5
CAUTION
nCaution while towing
lUse extreme caution when towing the vehicle.
Avoid sudden starts or erratic driving maneuvers which place excessive stress on
the emergency towing eyelets and the cables or chains. Always be cautious of the
surroundings and other vehicles while towing.
lIf the engine is not running, the power assist for the brakes and steering will not
function, making steering and braking more difficult.
nInstalling towing eyelets to the vehicle
Make sure that towing eyelets are installed securely.
If not securely installed, towing eyelets may come loose during towing. This may
lead to accidents that cause serious injury or even death.
STEP1
STEP2
STEP3

5

When trouble arises
539
5-2. Steps to take in an emergency
nSRS warning light
This warning light system monitors the airbag sensor assembly, front airbag sensors,
side and curtain shield airbag sensors, curtain shield airbag sensors, driver's seat
position sensor, driver's seat belt buckle switch, front passenger occupant classifi-
cation system, “AIR BAG ON” indicator light, “AIR BAG OFF” indicator light, front
passenger's seat belt buckle switch, seat belt pretensioner assemblies, inflators,
interconnecting wiring and power sources. (→P. 1 0 9 )
nFront passenger detection sensor, passenger seat belt reminder and warning
buzzer
lIf luggage is placed on the front passenger seat, the front passenger detection
sensor may cause the warning light to flash and the warning buzzer to sound
even if a passenger is not sitting in the seat.
lIf a cushion is placed on the seat, the sensor may not detect a passenger, and the
warning light may not operate properly.
nElectric power steering system warning light
When the voltage is low or drops, the power steering warning light may come on.
nIf the malfunction indicator lamp comes on while driving
First check the following:
lIs the fuel tank empty?
If it is, fill the fuel tank immediately.
lIs the fuel tank cap loose?
If it is, tighten it securely.
The lamp will go off after several driving trips.
If the light does not go off even after several trips, contact your Lexus dealer as soon
as possible.

5

When trouble arises
567
5-2. Steps to take in an emergency
Use the hook to secure the deck
board as shown in the illustration.
Remove the jack after removing
the hook.
Vehicles with a full-size spare tire
Pull the lever upward to fold back
the front part of the deck board.
Pull on the attached hook to
extend the string.
STEP4
STEP5
STEP1
STEP2

568
5-2. Steps to take in an emergency
Pull the folded deck board upright,
and use the hook to secure the
deck board as shown in the illus-
tration.
Remove the jack after removing
the hook.
STEP3
STEP4

5

When trouble arises
569
5-2. Steps to take in an emergency
Taking out the spare tire
Lift up the deck board. (See “Taking out the jack” for details.)
Remove the spare tire cover. (→P. 9 8 )
Loosen the center fastener that secures the spare tire.
Vehicles with a compact spare tire
Vehicles with a full-size spare tire
STEP1
STEP2
STEP3

574
5-2. Steps to take in an emergency
CAUTION
nUsing the tire jack
Improper use of the tire jack may cause the vehicle to suddenly fall off the jack,
leading to death or serious injury.
lDo not use the tire jack for any purpose other than replacing tires or installing and
removing tire chains.
lOnly use the tire jack that comes with this vehicle for replacing a flat tire.
Do not use it on other vehicles, and do not use other tire jacks for replacing tires
on this vehicle.
lAlways check that the tire jack is securely set to the jack point.
lDo not put any part of your body under the vehicle is supported by the jack.
lDo not start or run the engine while your vehicle while it is supported by the jack.
lDo not raise the vehicle while someone is in it.
lWhen raising the vehicle, do not put an object on or under the jack.
lDo not raise the vehicle to a height greater than that required to replace the tire.
lUse a jack stand if it is necessary to get under the vehicle.
Take particular care when lowering the vehicle to ensure that no one working on or
near the vehicle may be injured.
nReplacing a flat tire
Observe the following precautions to reduce the risk of death or serious injury:
lDo not touch the disc wheels or the area around the brakes immediately after the
vehicle has been driven.
After the vehicle has been driven the disc wheels and the area around the brakes
will be extremely hot. Touching these areas with hands, feet or other body parts
while changing a tire, etc. may result in burns.
lNever use oil or grease on the wheel bolts or wheel nuts.
Oil and grease may cause the wheel nuts to be excessively tightened, leading to
bolt or disc wheel damage. In addition, the oil or grease can cause the wheel nuts
to loosen and the wheel may fall off, causing a serious accident. Remove any oil or
grease from the wheel bolts or wheel nuts.

5

When trouble arises
591
5-2. Steps to take in an emergency
If your vehicle has to be stopped in an emergency
CAUTION
nIf the engine has to be turned off while driving
Power assist for the brakes and steering wheel will be lost, making the brake pedal
harder to depress and the steering wheel heavier to turn. Decelerate as much as
possible before turning off the engine.
Only in an emergency, such as if it becomes impossible to stop the vehicle
in the normal way, stop the vehicle using the following procedure:
Steadily step on the brake pedal with both feet and firmly
depress it.
Do not pump the brake pedal repeatedly as this will increase the
effort required to slow the vehicle.
Shift the shift lever to N.
If the shift lever is shifted to N
After slowing down, stop the vehicle in a safe place by the road.
Stop the engine.
If the shift lever cannot be shifted to N
Keep depressing the brake pedal with both feet to reduce vehi-
cle speed as much as possible.
Stop the engine by pressing and
holding the “ENGINE START
STOP” switch for 3 consecutive
seconds or more.
Stop the vehicle in a safe place by the road.
STEP1
STEP2
STEP3
STEP4
STEP3
Press and hold for 3 seconds or more
STEP4
STEP5

620
6-1. Specifications
*:Table 1 ⎯ Occupant loading and distribution for vehicle normal load for
various designated seating capacities
Tire related termMeaning
Tr e a dThat portion of a tire that comes into contact with the
road
Tr e a d r i bA tread section running circumferentially around a
tire
Tr e a d s e p a r a t i o nPulling away of the tread from the tire carcass
Treadwear indicators
(TWI)
The projections within the principal grooves
designed to give a visual indication of the degrees of
wear of the tread
Wheel-holding fixtureThe fixture used to hold the wheel and tire assembly
securely during testing
Designated seating
capacity, Number of
occupants
Vehicle normal load,
Number of occupants
Occupant distribution in
a normally loaded vehicle
2 through 422 in front
5 through 1032 in front, 1 in second seat
11 through 155
2 in front, 1 in second
seat, 1 in third seat, 1 in
fourth seat
16 through 207
2 in front, 2 in second
seat, 2 in third seat, 1 in
fourth seat

633
7

For owners Seat belt instructions for Canadian owners (in French)
The following is a French explanation of seat belt instructions extracted
from the seat belt section in this manual.
See the seat belt section for more detailed seat belt instructions in
English.

Utilisation correcte des ceintures de sécurité
● Déroulez la sangle diagonale de
telle sorte qu'elle passe bien sur
l'épaule, sans pour autant être
en contact avec votre cou ou
glisser de votre épaule.
● Placez la sangle abdominale le
plus bas possible sur les
hanches.
● Réglez la position du dossier de
siège. Asseyez-vous le dos le
plus droit possible et calez-vous
bien dans le siège.
● Ne vrillez pas la ceinture de
sécurité.

634
Guide confort de ceinture de sécurité (sièges arrière extérieurs)
Si la sangle diagonale gêne la personne au niveau du cou, utilisez le guide
confort de la ceinture de sécurité.
Sortez le guide confort de sa
poche.
Engagez la ceinture dans le guide.
Le cordon élastique doit passer
sou s la ceinture de sécurité.
Bouclez la ceinture de sécurité,
p uis positionnez-la et lâchez-la.ÉTAPE 1
2
ÉTAPE
3
ÉTAPE