Lexus NX: Brake Hold

The brake hold system keeps the brake applied when the shift lever is in D, S or N with the system on and the brake pedal has been depressed to stop the vehicle. The system releases the brake when the accelerator pedal is depressed with the shift lever in D or S to allow smooth start off.

Enabling the system

Turns the brake hold system on The brake hold standby indicator A (green) comes on. While the system is holding the brake, the brake hold operated indicator B (yellow) comes on.

■Brake hold system operating conditions The brake hold system cannot be turned on in the following conditions:

• The driver's door is not closed.
• The driver is not wearing the seat belt.

If any of the conditions above are detected when the brake hold system is enabled, the system will turn off and the brake hold standby indicator light will go off. In addition, if any of the conditions are detected while the system is holding the brake, a warning buzzer will sound and a message will be shown on the multi-information display.

The parking brake will then be set automatically.

■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 automatically. 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 button 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. 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 instructions.

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

■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.

■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.

■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.

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.

ASC (Active Sound Control)

The ASC system is an electronic sound system that generates engine sound, conveying the kinetic situations of the vehicle's acceleration and deceleration to the driver through the speakers inside the instrument panel.

When Sport mode is selected, the sound conveyed to the driver will be louder.

Controlling volume

1. Louder
2. Lower

The indicator comes on when the ASC system is on.

When the dial is turned to the lowest volume, the ASC system will be turned off and the indicator will go off.

■Operating conditions When the driving mode select switch is not in Eco mode or EV drive mode.

■Temporary cancelation of the ASC system functions The ASC system may be temporarily canceled depending on the driving conditions, such as when the tires slip due to sudden acceleration.

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