If a warning light turns on or a warning buzzer sounds...

Lexus GX / Lexus GX Owners Manual / When trouble arises / Steps to take in an emergency / If a warning light turns on or a warning buzzer sounds...

Calmly perform the following actions if any of the warning lights turn on or flash. If a light turns on or flashes, but then turns off, this does not necessarily indicate a malfunction in the system.

Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.

The following warning indicates a possible problem in the brake system.

Immediately stop the vehicle in a safe place and contact your Lexus dealer.

*: Parking brake engaged warning buzzer:

*: Parking brake engaged warning buzzer:

A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph (5 km/h) or more.

See also:

Removing a child restraint installed with a seat belt
Push the buckle release button and fully retract the seat belt. ...

Registering preset destinations
1 Press the “DEST” button. 2 Touch one of the preset destination buttons. A preset destination can be set to any preset destination button that has not yet been set. 3 Touch “Yes”. ...

Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem, check that the warning light turns off. *1: Open door warning buzzer: The open door warning buzzer sounds to alert one or mor ...