Turn the ignition off. When you restart the engine, the service light should be gone. Method 2: Using Steering Wheel Buttons (If Equipped) Some 2012 Vitos have a multifunction steering wheel with left/right arrow buttons and an “OK” button.
If you’re uncomfortable with button sequences, most independent garages will reset this for a small fee (often free with an oil change). However, with the steps above, most owners can clear the 2012 Mercedes Vito service light in under a minute.
Turn the ignition to position 1 (accessory mode – dash lights come on, but the engine is off). mercedes vito 2012 service reset
Press the “OK” button. The display will ask: “RESET SERVICE INTERVAL?” or “CONFIRM RESET?”
Release the button, then press it once briefly to confirm. The display should show “SERVICE RESET COMPLETED” or similar confirmation. Turn the ignition off
The 2012 Mercedes-Benz Vito is a reliable workhorse, but like all modern vehicles, it reminds you when routine maintenance is due. Once you’ve completed the oil change and service checks, you’ll need to reset the service interval display (often shown as “ASSYST PLUS” or a wrench symbol). Ignoring this light isn’t harmful, but resetting it ensures you’ll be accurately reminded of the next service.
Press “OK” again to confirm.
Once in the Service menu, use the up/down arrows to find “ASSYST PLUS” or “FULL SERVICE” .