2008 Mercedes C-Class Owner's Manual - Page 344

Operation Tires and wheels Restart the Run Flat Indicator The tire inflation pressure monitor must be restarted in the following situations: If you have changed the tire inflation pressure If you have replaced the wheels or tires If you have installed new wheels or tires Using the Tire and Loading Information placard on the driver's door B-pillar ( page 334) or, if available, the supplemental tire inflation pressure information on the inside of the fuel filler flap ( page 322), make sure the tire inflation pressure of all four tires is correct. Warning! Press button #. The following message will appear in the multifunction display: Restart Run Flat Indicator? Yes or No G The Run Flat Indicator can only warn you in a reliable manner if you have set the correct tire inflation pressures for each tire. If an incorrect tire inflation pressure was set, the system will monitor the pressure according to the incorrect value. Press button $ or % to select Yes. Press button # to confirm. Switch on the ignition ( page 82). Press button ( or & on the multifunction steering wheel to select the menu Service ( page 164). Press button $ or % to select Run Flat Indicator. Press the button # to confirm. The following message appears in the multifunction display: Run Flat Indicator Active Menu: OK-Button The following message will appear in the multifunction display: Run Flat Indicator Restarted After a certain "learning phase", the Run Flat Indicator checks the set pressure values for all four tires. 343