If the electronic key does not operate properly

Lexus GX / Lexus GX Owners Manual / When trouble arises / Steps to take in an emergency / If the electronic key does not operate properly

If communication between the electronic key and vehicle is interrupted or the electronic key cannot be used because the battery is depleted, the smart access system with push-button start and wireless remote control cannot be used. In such cases, the doors can be opened or the engine can be started by following the procedure below.

See also:

Maintenance
When the navigation system is turned on, the “Information” screen displays when it is time to replace a part or certain components. 1. Push the “SETUP” button. 2. Touch “Vehicle”. ...

Engine (Ignition) Switch
With the electronic key on your person, the engine can be started by simply pressing the “ENGINE START STOP” switch, while depressing the brake pedal. (The mechanical key cannot be used to s ...

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 syst ...