4
4-2. Driving procedures
Driving
while the system is holding the brake, a
warning buzzer will sound and a message
will be shown on the multi-information dis-
play. The parking brake will then be set
automatically.
Q Brake hold function
O If the brake pedal is left released for a
period of about 3 minutes after the sys-
tem has started holding the brake, the
parking brake will be set automatically. In
this case, a warning buzzer sounds and a
message is shown on the multi-informa-
tion display.
O To turn the system off while the system is
holding the brake, firmly depress the
brake pedal and press the button again.
O The brake hold function may not hold the
vehicle when the vehicle is on a steep
incline. In this situation, it may be neces-
sary for the driver to apply the brakes. A
warning buzzer will sound and the multi-
information display will inform the driver
of this situation. If a warning message is
shown on the multi-information display,
read the message and follow the instruc-
tions.
Q When the parking brake is set automati-
cally while the system is holding the
brakes
Perform any of the following operations to
release the parking brake:
O Depress the accelerator pedal. (The
parking brake will not be released auto-
matically if the seat belt is not fastened.)
O Operate the parking brake switch with
the brake pedal depressed.
Make sure that the parking brake indicator
light goes off. (oP.237)
Q When an inspection at your Lexus
dealer is necessary
When the brake hold standby indicator
(green) does not illuminate even when the
brake hold switch is pressed with the brake
hold system operating conditions met, the
system may be malfunctioning. Have the
vehicle inspected at your Lexus dealer.
Q If “Brake Hold Malfunction Press Brake
to Deactivate Visit Your Dealer” or
“Brake Hold Malfunction Visit Your
Dealer” is displayed on the multi-infor-
mation display
The system may be malfunctioning. Have
the vehicle inspected by your Lexus dealer.
Q Warning messages and buzzers
Warning messages and buzzers are used to
indicate a system malfunction or to inform
the driver of the need for caution. If a warn-
ing message is shown on the multi-informa-
tion display, read the message and follow
the instructions.
Q When another control activates with
the brake hold system
A message is displayed on the multi-infor-
mation display in any of the following cases.
O “Brake Hold Unavailable See the
Owner’s Manual”
• When the brake hold switch is pressed
while the downhill assist control system is
activated.
• When the brake hold switch is pressed
while the four-wheel drive control switch
is turned to L4 mode.
O “Brake Hold Unavailable Press Brake to
Deactive”
• When the DAC/CRAWL switch is oper-
ated while the brake hold system is acti-
vated.
• When the four-wheel drive control
switch is turned to L4 mode while the
brake hold system is activated.
The brake hold system and downhill assist
control system or transfer L4 mode cannot
be activated at the same time.
Please press the brake hold switch with the
brake pedal depressed to turn off the brake
hold system.
Q If the brake hold operated indicator
flashes
oP.588
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