Toyota Corolla Manual page 105

In other situations
Symptom
Even though all con-
ceivable measures
have been taken, the
symptom status does
not change.
∗: For details, refer to the owner's manual that came with the cellular phone.
Likely cause
The cellular phone is
not close enough to
this system.
Radio interference
has occurred.
The cellular phone is
the most likely cause
of the symptom.
Solution
Bring the cellular
phone closer to this
system.
®
Turn off Wi-Fi de-
vices or other devic-
es that may emit
radio waves.
Turn the cellular
phone off, remove
and reinstall the bat-
tery pack, and then
restart the cellular
phone.
Enable the cellular
®
phone's Bluetooth
connection.
®
Disable the Wi-Fi
connection of the cel-
lular phone.
Stop the cellular
phone's security soft-
ware and close all
applications.
Before using an ap-
plication installed on
the cellular phone,
carefully check its
source and how its
operation might af-
fect this system.
4. WHAT TO DO IF...
Page
Cellular This
phone system
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