change key battery TOYOTA SUPRA 2021 Owners Manual (in English)

834-1. CONTROLS
Supra Owner’s Manual_U (from Mar. ’20
Prod.)
4
CONTROLS
the following circumstances:
• The battery of the vehicle key is discharged. For replacing
the battery, refer to page 82.
• Interference of the radio con- nection from transmission
towers or other equipment
with high transmitting power.
• Shielding of the remote con- trol due to metal objects.
Do not transport the remote control
together with metal objects.
• Interference of the radio con-nection from mobile phones
or other electronic devices in
direct proximity to the remote
control.
Do not transport the remote control
together with elec tronic devices.
• Interference of radio transmis-
sion by a charging process of
mobile devices, for instance
charging of a mobile phone.
• The remote control is in direct proximity of the wireless
charging tray.
Place the remote control down at a
different location.
In the case of interference, the
vehicle can be unlocked and
locked from the outside with the
integrated key, refer to page 84. It is not possible to switch on the
drive-ready state if the remote
control has not been detected.
Proceed as follows in this case:
1
Hold the remote control with
its back against the marked
area on the steering column.
Pay attention to the display in
the instrument cluster.
2 If the remote control is
detected: Switch on
drive-ready state within 10
seconds.
If the remote control is not
detected, slightly change the
position of the remote control
and repeat the procedure.
What precautions can be taken
to be able to open a vehicle with
an accidentally locked in remote
control?
• The options provided by the Switching the drive-ready
state on via emergency
detection of the remote con-
trol
Frequently asked ques-
tions

934-1. CONTROLS
Supra Owner’s Manual_U (from Mar. ’20
Prod.)
4
CONTROLS
2 "Vehicle settings"
3 "Doors/Key"
4 "Turn off after door opening"
Opening the front doors establishes
the idle state, refer to page 40.
When the vehicle is locked, the
vehicle alarm system reacts to
the following changes:
• Opening a door, the hood or
the trunk lid.
• Movements in the car's inte- rior.
• Changes in the vehicle tilt, e. g., during attempts at stealing
a wheel or when towing the
vehicle.
• Disconnected battery voltage.
• Improper use of the socket for OBD Onboard Diagnosis.
• Locking the vehicle while a device is connected to the
socket for the OBD Onboard-
Diagnosis. For socket for the
OBD Onboard Diagnosis,
refer to page 308
The alarm system signals the
following changes visually and
acoustically:
• Acoustic alarm: Depending on local regulations, the acoustic
alarm may be suppressed.
• Visual alarm: By flashing of the hazard warning system
and headlights, where required.
Do not modify the system to
ensure function of the alarm
system.
When you unlock and lock the
vehicle, either with the remote
control or with Comfort entry, the
alarm system is switched off and
on at the same time.
The alarm system is triggered
when a door is opened if the
door was unlocked using the
integrated key in the door lock.
Switching off the alarm, refer to
page 95.
The trunk lid can be opened
even when the alarm system is
switched on.
After the trunk lid is closed, it is
locked and monitored again pro-
vided the doors are locked. The
hazard warning system flashes
once.
You can trigger the alarm sys-
Alarm system
General information
Switching on/off
Opening the doors with
the alarm system switched
on
Opening the trunk lid with
the alarm system switched
on
Panic mode