If A Warning Light Turns On Or A Warning Buzzer Sounds - Lexus LS460 Owner's Manual

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7-2. 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, this does not necessarily indicate a malfunction in the system.
However, if this continues to occur, have the vehicle inspected by
any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
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
any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
Warning
light
LS460_EE (OM50D49E)
Warning light/Details
Brake system warning light (warning buzzer)
• Low brake fluid
• Malfunction in the electronically controlled brake sys-
tem