BMW R 18 B 2021 Rider's Manual page 35

Outside temperature
The outside temperature is displayed in the
status line of the TFT display.
Engine heat can lead to spurious readings
the outside temperature when the motorcy-
cle is stationary. If the effect of the engine
heat becomes excessive, dashes are tem-
porarily displayed instead of the value.
If the outside temperature falls below
the following limit value, there is a risk
of black ice formation.
Limit value for outside temperature
Approx. 37 °F (Approx. 3 °C)
The first time the temperature drops below
this value, the outside temperature display
and ice crystal symbol will flash in the status
line of the TFT display.
Outside temperature warning
is displayed.
Possible cause:
The ambient temperature measured at the
motorcycle is lower than 37 °F (3 °C).
WARNING
Risk of black ice, even above 37 °F
(3 °C)
Accident hazard
At a low outside temperature, icy condi-
tions must expected on bridges and in
shady road areas.
Use caution when riding.
Radio-operated key outside reception
range
lights up yellow.
Remote key not in range. It is
not possible to turn on the ig-
nition again.
Possible cause:
The communication between the radio-oper-
ated key and the engine electronics is faulty.
Check the battery in the radio-operated
key.
Replacing the battery of the radio-oper-
ated key ( 46).
Use the spare key for further travel.
The battery of the radio-operated key is
dead or the radio-operated key is lost
( 45).
If the Check Control dialog appears while
riding, remain calm. You can continue driv-
ing; the engine will not turn off.
Have any faulty radio-operated keys re-
placed by a BMW Motorrad retailer.
Keyless Ride failure
lights up yellow.
Keyless Ride failure! Do not
stop engine. Engine restart
may not be possible.
Possible cause:
The Keyless Ride control unit has diagnosed
a communication fault.
Do not shut off the engine. Visit a special-
ist workshop immediately if possible, ide-
ally an authorized BMW Motorrad retailer.
Engine start using Keyless Ride is no
longer possible.
DWA can no longer be activated.
Replacing the battery of the radio-
operated key
lights up yellow.
Remote key battery low. Lim-
ited central locking function.
Change battery.
Possible cause:
The battery for the radio-operated key is
no longer charged to full capacity. Opera-
tion of the radio-operated key is only en-
sured for a limited time.
Replacing the battery of the radio-oper-
ated key ( 46).
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