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:

Brake fluid
 - Checking fluid level The brake fluid level should be between the “MAX” and “MIN” lines on the tank.  - Adding fluid Make sure to check the fluid type and prepare the necessar ...

Safety Connect LED light Indicators
When the “ENGINE START STOP” switch is turned to IGNITION ON mode, the red indicator light comes on for 2 seconds then turns off. Afterward, the green indicator light comes on, indicating that ...

Vehicle Service History
When you have your vehicle serviced at a Lexus dealership, your service information is recorded in the Lexus National Service History database. This is the first database of its kind in the aut ...