When The Parking Brake Is Set Automatically While The System Is Holding The Brakes; Warnings On Brake Hold - Lexus rx450h Service Manual

250
4-2. Driving procedures

When the parking brake is set automatically while the system is holding the brakes

■
The parking brake will not be released automatically. With the brake pedal depressed,
release the parking brake by operating the parking brake switch, making sure that the
parking brake indicator light goes off. (P. 245)
If "Brake Hold Fault Depress Brake to Deactivate Visit Your Dealer" is displayed on the
■
multi-information display
The system may be malfunctioning. Have the vehicle inspected by your Lexus dealer
immediately.
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 warning message is shown on the multi-information
display, read the message and follow the instructions.
If the brake hold operated indicator flashes
■
P. 536
WARNING
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 power switch off while the system is holding the brake may
release the brake, which would cause the vehicle to move. When operating the power
switch, depress the brake pedal, shift the shift lever to P and set the parking brake.
RX450h_U_OM0E013U