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How to Access the Service Menu of a MAN TGL/TGM

Model: (Various brands) Various
Part: Onboard computer

Video tutorial

Let’s see how to access the service menu of a MAN TGL/TGM. Turn on the ignition and set it to the "ON" position; press and hold the "ok" button on the left side of the indicator stalk on the dashboard for a few seconds. While holding "ok", also press and hold the wiper button on the right side of the stalk for a few seconds.

A menu will open on the instrument cluster. Use the button you typically use to reset the trip meter to scroll until you reach "control data" or "service" and select it by pressing "ok". Here, you can see various information, such as how many miles are left until the next service, the battery voltage, or the fuel pressure.

To exit, simply turn off the ignition.


Posted on 1 May 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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