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:
A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph (5 km/h) or more.
- Stop the vehicle immediately.
- Have the vehicle inspected by your Lexus dealer immediately.
- Have the malfunction repaired immediately.
See also:
What to do if...
f you have a flat tire
Engine immobilizer system
If the engine will not start
If the vehicle battery is discharged
If the shift lever cannot be shifted from “P”
If your vehicle ov ...
Key information
Keys
Using the mechanical key
To take out the mechanical key, slide the release lever and take the key out.
After using the mechanical key, store it in the electronic key. Carry the mechanical
...
Natural speech information (English only)
Due to natural language speech recog-
nition technology, this system enables
recognition of a command when spoken
naturally. However, the system cannot
recognize every variation of each com-
mand ...
