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Tutorial: Add a Bosch Kiox 300 Display to the Bosch Smart System

Work step during retrofitting a Bosch Kiox 300 display on an ebike with Bosch Smart System

Do you ride a modern ebike featuring the Bosch Smart System, but only have the LED Remote on your handlebars? Minimalism may be chic, but do you find yourself missing the precise speed display, remaining range in kilometres or practical navigation function in everyday use?

The good news is that since the introduction of the Smart System in 2022, retrofitting a display has never been easier. In this tutorial, we’ll show you how to install the Bosch Kiox 300 by yourself in just a few simple steps and what you need to pay attention to when buying the components.

1. Is the Bosch Kiox 300 compatible with my ebike?
2. Important before purchase: positioning the display
3. Step-by-step instructions for installing the Kiox 300

1. Is the Bosch Kiox 300 compatible with my ebike?

Before you get started, a quick technical check: the Kiox 300 is only compatible with the Bosch Smart System. If your bike is controlled exclusively via the LED Remote and this is connected to the motor via a cable, there is no reason stopping you from the upgrade.

What you need for the conversion

For installation, you will need a small set of components that you can put together yourself:

Parts required for mounting the Bosch Kiox 300 display
  • Bosch Kiox 300 display: the heart of your ride data
  • single-arm mount: for mounting on the handlebars, version for handlebars with a diameter of 31.8 millimetres or 35 millimetres
  • display mount: connector for attaching the Bosch Kiox 300 display
  • display cable: additional short cable for connecting the LED Remote

2. Important before purchasing: positioning the display

Before installing, consider where you want to place the display. This will determine which display mount you choose:

Rear view of the display mounts
  • option A: The display is located centrally in front of the handlebars. For this option, you will need a mount with the cable outlet facing backwards towards you.
  • option B: The display is positioned above the stem. This is often popular with mountain bikers as it is better protected there. For this option, you will need a mount with a forward-facing cable outlet.

3. Step-by-step instructions for installing the Kiox 300

Assembling the display mount

First, prepare the holder. Insert the display mount into the single-arm holder. Make sure that the cable outlets are pointing in the desired direction. Secure altogether using a 3 mm hex key.

Inserting the safety pin

If you want to prevent the display from being easily removed, you can insert the small safety pin provided on the underside. This blocks the mechanism and secures the Bosch Kiox 300 firmly to the holder.

Mounting on the handlebars

Positioning the display holder

First, disconnect the existing cable from your Bosch LED Remote and set it aside. Now attach the single-arm mount to the handlebars. Align it so that you have a good view of the display and tighten the screw slightly.

Wiring the display

Now connect the components. This is very easy thanks to the colour coding:

Display mounting slots
  • Take the new, short display cable. The side with the white marking on the plug goes into the Bosch Kiox 300 socket – white to white.
  • Plug the other end of the cable directly into the Bosch LED Remote.
Connecting the cable to the display mount
  • Now plug the cable that originally came from the motor into the second free slot on the display socket.

Final steps & test

Bosch Kiox 300 display retrofitted on the Smart System

Tighten all screws on the handlebar clamp and bracket by hand. Attach the Bosch Kiox 300 – first hook it onto the spring at the top, then click it into place at the bottom. Switch on the system using the Bosch LED Remote: the new display will be recognised immediately and you’re ready for your next ride!

Products mentioned in the article

Pictures: Elektrofahrrad24 GmbH, Bosch eBike Systems

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