Bosch eBike Active Line BDU310 - Page 174

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5.13 Error Codes
Please note:
The following error messages are not caused by the Bosch eBike system, but by the switch system. In the event
of a service case, contact the gear system manufacturer.
5.13 Error Codes5.13 Error Codes
eShift – Shimano DI2
error code
in DiagnosticTool
error code
in display
Error description, repair
– 700
Internal Shimano Di2 adapter error. Diagnosis via Shimano eTube Project
(diagnostics tool), contact Shimano.
– 720
Bike type is not supported. Check the Bosch DiagnosticTool "Bike Type".
Support only for BikeType PEDELEC, contact bicycle manufacturer.
– 725
One of the Di2 components is not compatible. Diagnostics via Shimano
eTube Project (diagnostics tool), if required, unsupported Di2 components.
– 726
Shimano-Di2 switch unit is not connected or communicates anymore.
Check the connection between the Di2 adapter and the switching unit.
Contact Shimano via the Shimano eTube Project (diagnostics tool).
– 727
No Shimano-Di2 switch (switch) connected or no communication. Check
the connection between the Di2 adapter and the switch (switch), contact
Shimano eTube Project (diagnostics tool), Shimano.
– 729
"i" button is active, although not supported via Di2 adapter. Update switch
configuration via eTube Project (diagnostics tool).
– 799
Software version of the Shimano-Di2 adapter does not support the con-
nected Bosch eBike system. Update the Shimano-Di2 components via
eTube Project (diagnostics tool).
eShift – Rohloff E-14 Speedhub 500/14
error code
in DiagnosticTool
error code
in display
Error description, repair
– 740
Shifting via the Rohloff shift is not possible. With light pressure on the
pedals, pedal and shift again.
– 741
E-14 position sensor defective, shifting is not possible. Turn the system off
and on again, shift gears. If Error 741 occurs again:
Replace Rohloff E-14.
– 743
E-14 voltage level too low. Check plug and cable for damage and connec-
tion, disconnect plug and reconnect.
– 744
No communication between E-14 and DC/DC converter possible.
Turn the system off and then back on again. Exchange or replace the
Rohloff E-14, exchange or replace the Rohloff DC/DC-CAN converter.
– 745
Unclear shifting performance. Carry out calibration again (press Up- and
Downshift and start eBike-System). If calibrating mode does not correct
the problem, calibrate manually (see operating manual Rohloff eShift).