Brake Hold Function - Lexus LS460 Owner's Manual

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4-2. Driving procedures


Brake hold function


If the brake pedal is left released for a period of about 3 minutes after the
system has started holding the brake, the parking brake will be set automat-
ically. In this case, a warning buzzer sounds and a message is shown on the
multi-information display.

To turn the system off while the system is holding the brake, firmly depress
the brake pedal and press the switch again.

The brake hold function may not hold the vehicle when the vehicle is on a
steep incline. In this situation, it may be necessary for the driver to apply
the brakes. The multi-information display will inform the driver of this situ-
ation.

When the parking brake is set automatically while the system is holding the
brakes
The parking brake will not be released automatically. Release the parking
brake by operating the parking brake switch, making sure that the parking
brake indicator light goes off. (P. 226)

When there is a malfunction in the system
Warning lights and/or warning messages will turn on or flash. (P. 826, 832)
CAUTION

When the vehicle is on a steep incline
When using the brake hold system on a steep incline exercise caution. The
brake hold function may not hold the vehicle in such a situation.

When stopped on a slippery road
The system cannot stop the vehicle when the gripping ability of the tires
has been exceeded. Do not use the system when stopped on a slippery road.
NOTICE

When parking the vehicle
The brake hold system is not designed for use when parking the vehicle for
a long period of time. Turning the engine switch off while the system is
holding the brake may release the brake, which would cause the vehicle to
move. When operating the engine switch, depress the brake pedal, set the
parking brake and shift the shift lever to P.
LS460_EE (OM50D49E)