See also:

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 comes on or flashes. If a light comes on or flashes, but then goes off, th ...

Ignition system
NOTICE  - Iridium-tipped spark plugs Use only iridium-tipped spark plugs. Do not adjust the spark plug gap. ...

Obtaining Warranty Service
BY GEOGRAPHIC REGION In the United States, U.S. Territories and Canada To obtain warranty service in the United States, U.S. territories or Canada, take your vehicle to an authorized Lexus dealer ...