Lexus is300 2021, Service Manual

Page: 337 / 436

337
7-2. Steps to take in an emergency
7
When trouble
ari
ses
■
Brake system warning light (warning buzzer)
■
Brake system warning light (warning buzzer)
■
High coolant temperature warning light
*
(warning buzzer)
*
: This light illuminates on the multi-information display.
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 necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Actions to the warning lights or warning buzzers
Warning light Details/Actions
(U.S.A.)
or
(red)
(Canada)
Indicates that:

The brake fluid level is low; or

The brake system is malfunctioning

Immediately stop the vehicle in a safe place and contact your Lexus
dealer. Continuing to drive the vehicle may be dangerous.
Warning light Details/Actions
(yellow)
Indicates a malfunction in the parking brake system

Have the vehicle inspected by your Lexus dealer immediately.
Warning light Details/Actions
Indicates that the engine coolant temperature is too high

Immediately stop the vehicle in a safe place.
Handling method (

P.365)