How To Reset Mercedes-Benz GL-350 Oil Light Service Minder (X166)

Time needed: 7 minutes

When maintenance service is due, the Service due minder will appear on the display. The service interval must be reset after performed the maintenance service on your vehicle. Follow the instructions below to reset the Service Minder light on your Mercedes-Benz GL-350:

1. Turn the ignition key to position 1 without starting the engine

   If your vehicle has an ignition button, press the START-STOP ENGINE button without touching the brake pedal.

2. Make sure the VEHICLE TRIP MILAGE is displayed in the multi-function display.

   Use the navigation button to display the menu
   

3. Press and hold the [wp-svg-icons icon=”phone” wrap=”i”] (ACCEPT CALL) button for a second

   The button is located on the steering wheel

4. While holding the [wp-svg-icons icon=”phone” wrap=”i”] (ACCEPT CALL) button press and hold the OK button

   Remember! Don’t press the buttons simultaneously, the timing is very decisive at this step!
   

5. After several seconds the VEHICLE DATA menu should come up

   If you do it right, the VEHICLE DATA menu will appear on the screen

6. Scroll down to ASSYST PLUS menu

   Press the OK button to enter the menu

7. Scroll down to FULL SERVICE

   Press the OK button to enter the menu

8. Select CONFIRM SERVICE

   You can skip this step if it’s not in your vehicle

9. Select appropriate OIL GRADE being used

   Press the OK button to select

10. When a confirmation message appears, select YES to confirm it

    Done!