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    4. : What does the error code 20 mean on my Opel Astra?

What does the error code 20 mean on my Opel Astra?
Years 2015-2022

Answer

Error messages on your Opel Astra are mainly indicated in the Driver Information Center, in some cases in conjunction with a warning or a beep. When our car tells us that there is an error called "Code20" it means that there is a fault in the right low beam.
Posted on: 22 November 2021 by ScegliAuto

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