Bosch Nyon: enable and use walk assist
Walk assist pushes the bike at up to 6 km/h while you walk beside it. Built in, armed on the control unit.
Step by step
- Switch the bike on and select a mode other than OFF.
- BUI275 (joystick control unit): press the WALK button once; 'Walk assist' appears on the Nyon. BUI350 with LED Remote: press and hold − for about 1 second until the walk indicator appears; with Mini Remote: press the WALK button underneath.
- Within a few seconds press and hold + on the control unit; the motor pushes while you hold it.
- Release + to stop; re-arm if it timed out.
- Walk assist ends when you press −, the wheel blocks or speed exceeds 6 km/h.
Tip: Select Turbo first for a stronger push on a ramp or with a loaded bike.
Can't find it?
If nothing happens: mode is OFF, the arming timed out, or the manufacturer disabled walk assist for your market in DiagnosticTool.
Frequently asked
How fast?
Up to 6 km/h, slower uphill.
Can I use it while riding?
No, it cuts out above 6 km/h.
Does it work in reverse?
No.
Manuals and video
- Bosch eBike Help Center: official error-code index
- Bosch eBike downloads: quick start guides and battery guide
- Bosch eBike dealer search (DiagnosticTool readout)
Other Bosch Nyon guides
Bosch Nyon: change the display language (BUI350 and BUI275)Bosch Nyon: switch from mph to km/h (or km/h to mph)Bosch Nyon: set the time (usually automatic)Bosch Nyon: reset the trip distance and ride statisticsBosch Nyon: wheel circumference (dealer-set)Bosch Nyon: change assist modes and customise them (BUI350)Bosch Nyon: activate and use eBike LockBosch Nyon: set the display brightness and night modeBosch Nyon: pair with eBike Flow (BUI350) or eBike Connect (BUI275)Bosch Nyon: update the firmware (Flow, Wi-Fi or dealer)Bosch Nyon: turn the lights on and off, automatic and always-on lights
Still stuck? Take a photo of the display and show it to a local e-bike workshop. Bring the bike's system name (e.g. Bosch Performance Line CX) and the exact code; that saves diagnostic time and money.