Bosch BDU336Y Owner's Manual page 284

English – 14
unit to confirm the error. The assistance level LED
(10) once again continuously shows the color of the
set assistance level.
You can use the following table to rectify the errors
yourself if necessary. Otherwise, please contact your
bicycle retailer.
Number Troubleshooting
523005 The indicated error numbers show that
there is interference when the sensors
514001
detect the magnetic field. See whether
514002
you have lost the magnet while riding.
514003
If you are using a magnet sensor, check
514006
that the sensor and magnet have been
properly installed. Make sure too that
the cable to the sensor is not damaged.
If you are using a rim magnet, make
sure that you do not have any magnetic
field interference in the vicinity of the
drive unit.
Critical errors
Critical errors are shown by the assistance level
LED (10) and the battery charge indicator (13) flash-
ing red. If a critical fault occurs, follow the handling
instructions on the following table.
Number Handling instructions
660001 Do not charge the battery and do not
continue to use!
660002
Please contact your Bosch eBike spe-
cialist retailer.
890000 – Acknowledge the error code.
– Restart the system.
If the problem persists:
– Acknowledge the error code.
– Perform the software update.
– Restart the system.
If the problem persists:
– Please contact your Bosch eBike spe-
cialist retailer.
0 275 U07 3RC | (29.03.2022) Bosch eBike Systems