Perform adjustments to the control system - AR54.30-P-1000-02GZA

Activate tire pressure monitor. 

Before activating tire pressure monitor: correct tire pressures of all wheels.

1. Switch on ignition.
2. Press the system selection button (S110s3) repeatedly until the kilometer reading is displayed in the multifunction display (A1p13).
3. Press the scroll forward/back button (S110s1) repeatedly until the tire pressure display appears in the multifunction display (A1p13).
4. Press trip odometer reset button (A1s3).
   Fig 1: Identifying System Selection, Scroll Forward/Back Buttons And Multifunction Display

   Courtesy of MERCEDES-BENZ USA
5. Confirm the note in the multifunction display (A1p13) by pressing the button + and -, setting of specific functions and volume control (S111s1)

   The tire pressure display only appears after driving for a few minutes.

6. Switch off ignition.