Bosch 1 270 020 906 Owner's Manual page 16

English–15
Code Cause
606 External battery pack error
610 Battery pack voltage error
620 Charging error
640 Internal battery pack error
655 Multiple battery pack errors
656 Software version error
7xx Transmission error
No Internal error in the on-board computer
display
1 270 U20 XBI | (20.4.16)
Corrective Action
Check the wiring. Restart the system. If the problem persists, con-
tact your Bosch eBike dealer.
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Replace the charger. Contact your Bosch eBike dealer.
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Switch off the eBike system. Remove the battery pack and reinsert
it. Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Contact your Bosch eBike dealer so that he can perform a software
update.
Please observe the operating instructions provided by the trans-
mission manufacturer.
Restart your eBike system by switching it off and back on.
Bosch eBike Systems