Code
Cause
640
Internal battery fault
655
Multiple battery faults
656
Software version error
7xx
Transmission fault
800
Internal ABS fault
810
Implausible signals from the wheel speed
sensor
820
Fault in the wire to the front wheel speed
sensor
821 to 826
Implausible signals from the front wheel
speed sensor
The sensor disc may be missing, defective
or fitted incorrectly; there is a significant
difference in diameter between the front
wheel and the rear wheel; extreme riding
situation, e.g. riding solely on the rear
wheel
830
Fault in the wire to the rear wheel speed
sensor
831
Implausible signals from the rear wheel
833 to 835
speed sensor
The sensor disc may be missing, defective
or fitted incorrectly; there is a significant
difference in diameter between the front
wheel and the rear wheel; extreme riding
situation, e.g. riding solely on the rear
wheel
840
Internal ABS fault
850
Internal ABS fault
860, 861
Fault in the power supply
870, 871
Communication error
880
883 to 885
889
Internal ABS fault
890
ABS indicator light is defective or missing;
ABS may not be working.
No display
Internal fault of the on-board computer
Maintenance and servicing
Maintenance and cleaning
Do not immerse any components, including the drive unit, in
water or clean them with pressurised water.
Clean your on-board computer using a soft cloth dampened
only with water. Do not use any detergents.
Bosch eBike Systems
Corrective measures
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Switch off the eBike system. Remove then reinsert the battery. Re-
start the system. If the problem persists, contact your Bosch eBike
dealer.
Contact your Bosch eBike dealer so that they can perform a soft-
ware update.
Please observe the operating instructions provided by the trans-
mission manufacturer.
Contact your Bosch eBike dealer.
Contact your Bosch eBike dealer.
Contact your Bosch eBike dealer.
Restart the system and carry out a test ride lasting at least two
minutes. The ABS indicator light must go out. If the problem per-
sists, contact your Bosch eBike dealer.
Contact your Bosch eBike dealer.
Restart the system and carry out a test ride lasting at least two
minutes. The ABS indicator light must go out. If the problem per-
sists, contact your Bosch eBike dealer.
Contact your Bosch eBike dealer.
Contact your Bosch eBike dealer.
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Restart the system. If the problem persists, contact your Bosch
eBike dealer.
Contact your Bosch eBike dealer.
Contact your Bosch eBike dealer.
Restart your eBike system by switching it off and back on.
Have your eBike system checked by an expert at least once a
year (including mechanical parts, up-to-dateness of system
software).
The bicycle manufacturer or dealer may also base the ser-
vice date on the distance travelled and/or a period of time. In
this case, the on-board computer displays a message telling
you when the service date is due for 4 seconds each time it
is switched on.
English – 7
1 270 020 XBI | (11.02.2019)