Bosch Kiox Original Operating Instructions page 35

Code Cause
(does not apply to
BUI350)
431 Software version error
440 Internal drive unit fault
450 Internal software error
460 Error at USB port
490 Internal fault of the on-
board computer
500 Internal drive unit fault
502 Bike light fault
503 Speed sensor fault
504 Speed signal distortion
detected.
510 Internal sensor fault
511 Internal drive unit fault
530 Battery fault
Bosch eBike Systems
Corrective measures
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Remove the cable from the USB port of
the on-board computer. If the problem
persists, contact your Bosch eBike
dealer.
Have the on-board computer checked
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Check the light and the associated wir-
ing. Restart the system. If the problem
persists, contact your Bosch eBike
dealer.
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Check that the spoke magnet is posi-
tioned correctly, and adjust it if neces-
sary. Check that nothing has been
tampered with (tuning). Drive assist-
ance is reduced.
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Restart the system. If the problem per-
sists, contact your Bosch eBike dealer.
Switch off the eBike, remove the eBike
battery and reinsert the eBike battery.
1 270 020 Ken | (07.09.2023)
English – 35