Close all doors. Turn the ignition to position 1 (engine off).
Press the “OK” button. The display will ask: “RESET SERVICE INTERVAL?” or “CONFIRM RESET?” mercedes vito 2012 service reset
Once “SERVICE MENU” appears, press and hold the odometer button for 3-5 seconds. The display will change to “RESET SERVICE?” or “CONFIRM” . Close all doors
Release the button, then press it once briefly to confirm. The display should show “SERVICE RESET COMPLETED” or similar confirmation. mercedes vito 2012 service reset