Brake system warning light (warning buzzer)
Condition Cause / Remedy
(yellow)
Indicates a malfunction in:
● The regenerative braking system;
● The electronically controlled brake system; or
● The electric parking brake
Have the vehicle checked by any authorized Lexus retailer or
Lexus authorized repairer, or any reliable repairer immediately.
WARNING
If both the ABS and the brake system warning lights remain on, stop your vehicle in a
safe place immediately and contact any authorized Lexus retailer or Lexus authorized
repairer, or any reliable repairer.
The vehicle will become extremely unstable during braking, and the ABS system may fail,
which could cause an accident resulting in death or serious injury.
High coolant temperature warning light (warning buzzer)
Condition
Cause / Remedy
This light illuminates on the
multi-information display.
Indicates that the engine coolant temperature is too
high
Immediately stop the vehicle in a safe take the cor-
rective actions for overheating.
Related Links
If your vehicle overheats(P. 766)
Hybrid system overheat warning light (warning buzzer)
Condition
Cause / Remedy
This light illuminates on the
multi-information display.
Indicates the hybrid system has overheated
Stop the vehicle in a safe place and perform the
necessary actions.
9-2. If a warning light illuminates/flashes or a warning message is displayed on the meter
658
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