Bosch Drive Unit Mode D'emploi page 37

Setting the Assistance Level
On the operating unit 11 you can set how much the eBike
drive assists you while pedalling. The assistance level can be
changed at any time, even while cycling.
Note: For individual versions, it is possible that the assistance
level is pre-set and cannot be changed. It is also possible that
less assistance levels are available for selection than listed here.
The following assistance levels (max.) are available:
– "OFF": The motor assistance is switched off, and the eBike
can be moved as a normal bicycle only by pedalling. The
push assistance cannot be activated in this assistance level.
– "ECO": Effective assistance at maximum efficiency for
maximum cruising range
– "TOUR": Uniform assistance, for touring with long cruising
range
– "SPORT": Powerful assistance for sportive riding off road
as well as for urban traffic
– "TURBO": Maximum assistance, supporting highest ca-
dence for sportive riding
To increase the assistance level, press the "+" 15 button on
the operating unit until the desired assistance level appears in
the display r5. To decrease the assistance level, press the
button"–" 14.
The requested motor output is displayed in indicator r4. The
maximum motor output depends on the selected assistance
level.
Assistance Level
"ECO"
"TOUR"
"SPORT"
"TURBO"
* The motor output can vary for individual versions.
Error Code Indication
The components of the eBike system are continuously and au-
tomatically monitored. If an error is detected, the respective
error code is indicated on the on-board computer.
Depending on the type of error, the drive unit is automatically
shut off, if required. Continued travel without assistance from
Code Cause
410 One or more buttons of the on-board
computer are blocked.
414 Connection problem of the operating
unit
418 One or more buttons of the operating
unit are blocked.
422 Connection problem of the drive unit Have connections and contacts checked.
423 Connection problem of the eBike
battery pack
Bosch eBike Systems
Assistance Factor* (Derailleur)
40 %
100 %
150 %
250 %
When the on-board computer is removed from the holder 4,
the last indicated assistance level is stored; the motor-output
indicator r4 remains empty.
Switching the Push-assistance mode On/Off
The push-assistance feature makes it easier to push the
eBike. The speed in this function depends on the set gear and
cannot exceed 6 km/h (max.). The lower the set gear, the low-
er the speed in the push-assistance function (at full output).
 The push-assistance function may only be used when
pushing the eBike. Danger of injury when the wheels of
the eBike do not have ground contact while using the push-
assistance function.
To activate the push-assistance function, press and hold the
"WALK" button 16 on the operating unit. The eBike's drive is
activated.
The push assistance is switched off if one of the following
occurs:
– you release the "WALK" 16 button,
– the wheels of the eBike are blocked (e.g. by actuating the
brakes or impacting against an obstacle),
– the speed exceeds 6 km/h.
Back-pedalling function (optional)
For bikes with back-pedalling function, the pedals rotate
when the push aid is switched on. If the rotating pedals are
blocked, the push aid switches off.
Switching bike lights on/off
In the model, in which the lighting is powered by the eBike
system, the front and rear light can be switched on and off at
the same time via the on-board computer with the button 6.
The illumination symbol s1 is displayed when the light is on.
Switching the bike light on and off has no effect on the back
lighting of the display.
the drive unit is possible at any time. However, have the eBike
checked before attempting new trips.
 Have all repairs performed only by an authorised bike
dealer.
Corrective Measure
Check if any buttons are blocked, e.g. from dirt or debris. Clean the
buttons, if required.
Have connections and contacts checked.. Contact your Bosch eBike
dealer.
Check if any buttons are blocked, e.g. from dirt or debris. Clean the
buttons, if required.
Have connections and contacts checked.
English–9
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