Bosch Error Codes

There may come a time when an error code pops up on your Bosch display. Many of these error codes can be self-assessed and remedied without calling a shop or bringing your eBike in.

Bosch Error Codes:

Code Cause Corrective Action
410 One or more buttons of the onboard 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
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.
430 Internal battery pack of on-board computer

empty
Charge on-board computer (in holder or via USB port).
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.
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 system. If the problem persists, contact your Bosch eBike dealer. Do not ride in the dark without lights.
503 Error of the speed sensor Restart the system. If the problem persists, contact your Bosch eBike dealer.
510 Internal sensor error Restart the system. If the problem persists, contact your Bosch eBike dealer.
511 Internal error in the drive unit Restart the system. If the problem persists, contact your Bosch eBike dealer.
530 Battery pack error Switch off the eBike, remove the eBike battery pack, and reinsert the eBike battery pack. 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.
540 Temperature error The eBike is outside of the permissible temperature range. Switch off the eBike system and allow the drive unit to cool down or heat up to the permissible temperature. Restart the system. If the problem persists, contact your Bosch eBike dealer.
550 An improper load was detected. Remove the load. Restart the system. If the problem persists, contact your Bosch eBike dealer.
602 Internal battery pack error while charging Unplug the charger from the battery pack. Restart the eBike system. Plug the charger into the battery pack. If the problem persists,

contact your Bosch eBike dealer.
602 Internal battery pack error Restart the system. If the problem persists, contact your Bosch eBike dealer.
603 Internal battery pack error Restart the system. If the problem persists, contact your Bosch eBike dealer.
605 Battery pack temperature error The eBike is outside the permissible temperature range. Switch off the eBike system and allow the drive unit to cool down or heat up to the permissible temperature. Restart the system. If the problem persists, contact your Bosch eBike dealer.
605 Battery pack temperature error while

charging
Unplug the charger from the battery pack. Allow the battery pack to cool. If the problem persists, contact your Bosch eBike dealer
606 Battery pack temperature error Check the wiring. Restart the system. If the problem persists, contact your Bosch eBike dealer.
610 Battery pack temperature error while

charging
Restart the system. If the problem persists, contact your Bosch eBike dealer.
620 Battery pack voltage error Replace the charger. Contact your Bosch eBike dealer.
640 Charging error Restart the system. If the problem persists, contact your Bosch eBike dealer.
655 Internal battery pack error Switch off the eBike system. Remove the battery pack and reinsert it. Restart the system. If the problem persists, contact your Bosch eBike dealer.
656 Software version error Contact your Bosch eBike dealer so that he can perform a software update.
No

display
Internal error in the onboard computer Restart your eBike system by switching it off and back on.

PowerPack Flashes

Flash Code Cause Corrective Action
Two LEDs on the battery pack are flashing The battery pack is defective Contact your Bosch eBike dealer.
Three LEDs of the battery pack flashing The battery pack is too warm or cold Disconnect the battery from the charger until the charging temperature range has been reached. Do not connect the battery pack to the charger until it has reached the permissible charging temperature.
No lights (no charging procedure) Plug not inserted correctly Check all plug connections
No lights (no charging procedure) Contacts of battery pack dirty Carefully clean the battery pack contacts using a damp cloth
No lights (no charging procedure) Socket outlet, cable, or charger defective Check household voltage; have charger checked through bicycle dealer
No lights (no charging procedure)

Battery pack defective Contact your Bosch eBike dealer
Updated on August 11, 2022

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