RideFixer

Bosch error code

Bosch error 430: On-board computer's own battery is flat

Low severity When convenient

Can I ride home with this error?

Usually safe to ride. The bike is safe to ride; this is a minor or informational fault.

What it means

The small built-in battery inside the on-board computer (display) is empty. This does not refer to the main eBike battery, and does not apply to Nyon BUI350.

Likely causes

  • Display left out of its holder for a long time
  • Display not recharged for months

Symptoms

  • Code 430 on the display
  • Display switches off quickly when removed from the holder

How to fix it

  1. Put the display back in its holder on the bike with a charged eBike battery, or charge it via its USB port.
  2. Recharge the display at least every 3 months if the bike is stored.
  3. If the code comes back, contact your Bosch eBike dealer.
Still showing 430? The RideFixer app finds bike shops near you, so you know where to take it.

How urgent is it?

Charge the display when convenient.

Applies to

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More Bosch codes

All 123 Bosch codes โ†’