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    4. : Why do various warning lights turn on after replacing the battery in an Audi A3?

Why do various warning lights turn on after replacing the battery in an Audi A3?
Years 2020-2027

Answer

The battery replacement of the vehicle described in this object inevitably involves disconnecting the power cables, which is then detected by the control unit as an anomaly and causes the activation of various warning lights, such as ESP, airbag, etc. It may be necessary to go to the workshop and reset them via a computer.
Posted on: 13 April 2023 by ScegliAuto

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