BMW C 650 GT Rider's Manual page 40

Possible cause:
3
Vehicle is fitted with wheels not
equipped with RDC sensors.
38
Fit wheels equipped with RDC
sensors.
Possible cause:
One or two RDC sensors have
failed.
Have the fault rectified by a
specialist workshop, preferably
an authorised BMW Motorrad
dealer.
Possible cause:
A system error has occurred.
z
Have the fault rectified by a
specialist workshop, preferably
an authorised BMW Motorrad
dealer.
Battery of RDC sensor
weak
with tyre pressure control
(RDC)
General warning light shows
yellow.
RDC! appears on the display.
NOTICE
This error message shows briefly
only after the Pre-Ride-Check
completes.
Possible cause:
The integral battery RDC sensor
has lost a significant proportion
of its original capacity. There is
no assurance of how long the
tyre pressure control system can
remain operational.
Seek the advice of a specialist
workshop, preferably an author-
ised BMW Motorrad dealer.
https://www.motorcycle-manual.com/
OE
ABS self-diagnosis not
completed
ABS warning light flashes.
Possible cause:
Self-diagnosis did not complete,
so the ABS function is not avail-
able. The Maxi­Scooter must
be ridden at a speed of at least
5 km/h in order for ABS self-dia-
gnosis to complete.
Pull away slowly. Bear in mind
that the ABS function is not
available until self-diagnosis has
completed.
ABS fault
ABS warning light shows.
Possible cause:
The ABS control unit has detec-
ted a fault. The ABS function is
not available.