If A Warning Light Turns On Or A Warning Buzzer Sounds; Warning Light And Warning Buzzer List - Toyota AYGO Manual

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8-2. 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 Toyota dealer or repairer, or
another duly qualified and equipped professional.

Warning light and warning buzzer list

Warning light
(Flashes or
comes on)
AYGO_EE_OM99J92E
Warning light/Details/Actions
Brake system warning light (warning buzzer)
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning
→ Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional.
Continuing to drive the vehicle may be dangerous.
Charging system warning light
Indicates a malfunction in the vehicle's charging system
→ Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional.
Low engine oil pressure warning light
Indicates that the engine oil pressure is too low.
→ Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota dealer or repairer, or
another duly qualified and equipped professional.
High engine coolant temperature warning light (for 1KR
engine)
Indicates that the engine is overheating.
As the coolant temperature rise, it changes from flashing
to steady on.
→ P. 398
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