BYD S1 EV, User Manual

Page: 64 / 254

64 3-1 Key and door
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If the smart access and start system is not operated normally and cannot be placed in
the car, the driver door can be unlocked and locked with the mechanical key in the
electronic smart key.
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When the smart key for another car is close to the smart key of the car, the door
unlocking time may be longer that the normal time.
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The exterior rearview mirror footlights and rear indoor lights will be turned on/off
automatically based on the presence of the smart key, door unlocking/locking
condition, door opening/closing status, and power supply positions.
If the smart key battery is exhausted
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If the electronic smart key indicator does not flash and the car cannot be started with
the start function, the battery may be exhausted and should be replaced as soon as
possible.
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When the car is started when the electronic smart key battery is low-voltage, must
place the smart key close to the start button and press the start button.
Save the battery power
Even if the car is not started, the key can be communicated with the car. Therefore, do not
leave the key near the car (within the range of 2m).
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The smart access and start system can be reactivated with one of the following
methods:
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The driver carrying the electronic smart key presses the micro switch on the front
outer door handle.
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Perform the wireless remote operation.
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If the smart key receives strong electromagnetic waves for a long time, the battery
power will be exhausted. The electronic smart key must be at least 1m away from the
following devices:
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TV
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PC
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Wireless phone charger
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Lamp stand
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Fluorescent table lamp
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If the smart access and start system is not operated normally due to any fault, it is
recommended to bring all smart keys to BYD Auto Authorized Service Station for
repair.