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How to Access the Hidden Speedometer on the Volkswagen Golf MK3

Model: Volkswagen Golf Golf III, MK 3, Golf 3 - Years 1991-1997
Part: Instrument cluster

In this video, you will learn how to access a hidden speedometer located in the instrument cluster of the Volkswagen Golf MK3: first, start your car, then press and hold the "trim comp" button, then turn off the car and restart it. When a coded number appears, which is 6679, start the engine and release the button. Run the engine, and you will see the engine RPM displayed digitally. It is very simple to do, and it gives you the exact RPM of the engine. It has no practical utility, but it is quite fun.

Updated on 27 July 2026 by ScegliAuto

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by ScegliAuto

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