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Bosch error code

Bosch error 620012: Battery short circuit detected

High severity Service immediately

Can I ride home with this error?

Stop riding. If the code returns after a restart, do not ride or charge until a dealer has checked it.

What it means

A short circuit was detected at the battery.

Likely causes

  • Battery removed or inserted with the system on
  • Wiring or contact fault

Symptoms

  • Code 620012

How to fix it

  1. Always switch the eBike off before removing or inserting the battery.
  2. Switch the eBike system off, wait a few seconds, then switch it on again.
  3. If the code returns, stop using the bike and contact your Bosch eBike dealer.
Still showing 620012? The RideFixer app finds bike shops near you, so you know where to take it.

How urgent is it?

A repeated short-circuit warning needs a dealer check.

Applies to

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