Bosch Intuvia (BUI255) error codes, 2024 manual with ABS codes · Bosch Intuvia (2024, with ABS)

Error 620 on Bosch Intuvia (2024, with ABS)

What it means + how to fix it From the manual

Quick answer

Error 620 on the Bosch Intuvia (BUI255), 2024 manual with ABS codes means “Charger fault.” Most likely cause: a fault in the battery charger or its connection. Try this first: check the charger.

In plain English

The system found a problem with the charger. Check the charger's plugs and cable. Only use the charger made for your battery, and have it checked if the code stays.

Step-by-step checklist

Work from the top. Steps go from free and easy to shop jobs. Switch the bike off before touching any connector. Tick each step as you go. Your progress is saved on this device.

1Check the chargerModerate Make sure the charger's light changes when it's plugged into the battery, and that both plugs are clean and fully seated. If you can, try a known-good charger with the same voltage and plug.
2Have the battery testedShop job A shop can test the battery and its protection circuit and tell you if it needs replacing. Never open the battery pack yourself.

Parts you might need

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Only buy a part if the free steps didn't fix it. Always match the voltage and connector type to your bike.

Replacement e-bike charger
Only if your charger is faulty. Must match your battery's voltage and plug type exactly.
Match your bike's model first. Ask a shop if unsure.

Still not fixed?

Pages to try next:

When it's time for a shop: if you've worked through every step and the problem is still there, take the bike to an e-bike shop. Bring your notes on when it happens, plus the code.