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:

Speed dialing
Press the off-hook switch. Press the preset button in which the desired number is registered. Press the off-hook switch. ...

Listing the registered cellular phones
Select “List Phones” using a voice command or the “TUNE/SEL” knob. The list of registered cellular phones will be read aloud. When listing is complete, the system returns to “Phone Setup ...

If you have repair delays questions
If you have questions or concerns about your vehicle’s California emission warranty coverage, please follow the steps described. You may also request information from or report complaints to: ...