RideFixer

Generic displays error code

Generic displays error 0x30: Communication fault

Medium severity Service soon

Can I ride home with this error?

Ride with caution. Safe to pedal without assist.

What it means

The display cannot exchange data with the controller. The code is shown as a number on the display.

Likely causes

  • Loose or damaged display cable
  • Display/controller protocol mismatch
  • Faulty part

Symptoms

  • 30 shows
  • No assist

How to fix it

  1. With the bike switched off, check the connectors between the display, controller and motor are clean, dry and pushed fully home.
  2. Check the display cable for damage.
  3. Switch the bike off, wait 10 seconds and switch it on again.
  4. If the code stays, take the bike to your dealer or an e-bike repair shop.
Still showing 0x30? The RideFixer app finds bike shops near you, so you know where to take it.

How urgent is it?

Needs checking.

Applies to

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