Acura NSX 2020 Owner's Manual page 130

uuOperating the Switches Around the Steering WheeluENGINE START/STOP Button
■
Automatic Power Off
If you leave the vehicle for more than 30 minutes with the transmission in
the power mode in ACCESSORY, the vehicle will automatically go into VEHICLE OFF
(LOCK) mode to prevent draining the 12-volt battery.
■
Power Mode Reminder
If you open the driver's door when the power mode is set to ACCESSORY, a warning
buzzer will sounds.
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