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Error code display
The eBike system's components are continuously and auto-
matically monitored. If an error is detected, the correspond-
ing error code is displayed on the on-board computer.
The drive may be automatically shut down, depending on the
type of error. However, if you wish to continue cycling, you
will always be able to do so without assistance from the
drive. Before undertaking any other journeys, the eBike
should be checked.
u
Have all repairs performed only by an authorised bike
dealer.
Code
Cause
Corrective measures
410
One or more buttons of the on-board com-
puter are disabled.
Check whether any buttons are stuck, e.g. as a result of dirt finding
its way in. Clean the buttons if need be.
414
Operating unit connection problem
Have the connections checked
418
One or more buttons on the operating unit
are disabled.
Check whether any buttons are stuck, e.g. as a result of dirt finding
its way in. Clean the buttons if need be.
419
Configuration error
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
422
Drive unit connection problem
Have the connections checked
423
eBike battery connection problem
Have the connections checked
424
Communication problem between com-
ponents
Have the connections checked
426
Internal time-out error
Restart the system. If the problem persists, contact your Bosch
eBike dealer. With this error, it is not possible to bring up the wheel
circumference in the basic settings menu or to adjust it.
430
Internal battery of the on-board computer
is flat (does not apply to BUI350)
Charge the on-board computer (in the holder or via the USB port)
431
Software version error
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
440
Internal drive unit fault
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
450
Internal software error
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
460
Error at USB port
Remove the cable from the USB port of the on-board computer. If
the problem persists, contact your Bosch eBike dealer.
490
Internal fault of the on-board computer
Have the on-board computer checked
500
Internal drive unit fault
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
502
Bike light fault
Check the light and the associated wiring. Restart the system. If
the problem persists, contact your Bosch eBike dealer.
503
Speed sensor fault
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
504
Speed signal distortion detected.
Check that the spoke magnet is positioned correctly, and adjust it
if necessary. Check that nothing has been tampered with (tuning).
Drive assistance is reduced.
510
Internal sensor fault
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
511
Internal drive unit fault
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
530
Battery fault
Switch off the eBike, remove the eBike battery and reinsert the
eBike battery. Restart the system. If the problem persists, contact
your Bosch eBike dealer.
531
Configuration error
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Bosch eBike Systems
1 207 020 XBP | (11.03.2020)
Bordcomputer – Fehlercodes, Wartung und Service
On-board computer – error codes, maintenance and service