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A warning buzzer sounds during driving
●
The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 539)
●
The brake system warning light is on
Is the parking brake released? (P. 236)
Depending on the situation, other types of warning buzzer may also sound.
(P. 537, 546)
An alarm is activated and the horn sounds (if equipped)
●
Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. (P. 77)
To stop the alarm, turn the engine switch to the "ON" position (vehicles with-
out a smart key system) or IGNITION ON mode (vehicles with a smart key
system) or start the engine.
A warning buzzer sounds when leaving the vehicle
(vehicles with a smart key system)
●
Is the message displayed on the multi-information display?
Check the message on the multi-information display. (P. 546)
SIENNA_OM_01999-08001_(U)
What to do if... (Troubleshooting)
647
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Table of Contents
Troubleshooting
