Lexus is300 2021, Service Manual

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129
4-1. Before driving
4
Driving
When the following unusual operation
is performed with the accelerator
pedal depressed, the engine output
may be restrained.
 When the shift lever is shifted to R
*
.
 When the shift lever is shifted from P
or R to forward drive shift positon
such as D
*
.
When the system operates, a message
appears on the multi-information display.
Read the message and follow the instruc-
tion.
*
: Depending on the situation, the shift
position may not be changed.
■ Drive-Start Control (DSC)
When the TRAC is turned off (

P.239),
sudden start restraint control also does not
operate. If your vehicle have trouble escap-
ing from the mud or fresh snow by operat-
ing sudden start restraint control,
deactivate TRAC (

P.239) so that the
vehicle may become able to escape from
the mud or fresh snow.
NOTICE
■ If you get a flat tire while driving
A flat or damaged tire may cause the fol-
lowing situations. Hold the steering
wheel firmly and gradually depress the
brake pedal to slow down the vehicle.
● It may be difficult to control your vehi-
cle.
● The vehicle will make abnormal
sounds or vibrations.
● The vehicle will lean abnormally.
Information on what to do in case of a flat
tire (

P.349)
■ When encountering flooded roads
Do not drive on a road that has flooded
after heavy rain etc. Doing so may cause
the following serious damage to the vehi-
cle:
● Engine stalling
● Short in electrical components
● Engine damage caused by water
immersion
In the event that you drive on a flooded
road and the vehicle is flooded, be sure
to have your Lexus dealer check the fol-
lowing:
● Brake function
● Changes in quantity and quality of oil
and fluid used for the engine, transmis-
sion, transfer (AWD models), differen-
tials, etc.
● Lubricant condition for the propeller
shaft, bearings and suspension joints
(where possible), and the function of
all joints, bearings, etc.
Sudden start restraint control
(Drive-Start Control [DSC])