English–9
1 270 U20 XBP | (21.4.16) Bosch eBike Systems
Troubleshooting
Error Code Indicator
The components of the eBike system are continuously and
automatically monitored. If an error is detected, the corre-
sponding error code will appear in the speed indication a.
Depending on the type of error, the drive unit is automati-
cally shut off, if required. Continued travel without assis-
tance from the drive unit is possible at any time. However,
have the eBike checked before attempting new trips.
Troubleshooting actions may be performed by the
owner except those explicitly noted as “Contact your
Bosch eBike dealer”.
Code Cause Corrective Action
410 One or more buttons of the on-board computer are
blocked.
Check if any buttons are blocked, e.g., by dirt or debris.
Clean the buttons, if required.
414 Operating unit connection problem Have connections and contacts checked.
418 One or more buttons of the operating unit are
blocked.
Check if any buttons are blocked, e.g., by dirt or debris.
Clean the buttons, if required.
419 Configuration error Restart the system. If the problem persists, contact your
Bosch eBike dealer.
422 Drive unit connection problem Have connections and contacts checked.
423 EBike battery pack connection problem Have connections and contacts checked.
424 Communications error among the components Have connections and contacts checked.
426 Internal time-out error Restart the system. If the problem persists, contact your
Bosch eBike dealer. In this error status, it is not possible to
display or adjust the wheel circumference in the basic set-
tings menu.
430 Internal battery pack of on-board computer empty Charge on-board computer (in holder or via USB port).
431 Software version error Restart the system. If the problem persists, contact your
Bosch eBike dealer.
440 Internal error in the drive unit 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 connection Remove the cable from the USB connection of the on-
board computer. If the problem persists, contact your
Bosch eBike dealer.
490 Internal error in the on-board computer Have the on-board computer checked.
500 Internal error in the drive unit Restart the system. If the problem persists, contact your
Bosch eBike dealer.
502 Bike lighting error Check the light and the associated wiring. Restart the sys-
tem. If the problem persists, contact your Bosch eBike
dealer.
503 Error of the speed sensor Restart the system. If the problem persists, contact your
Bosch eBike dealer.
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