From MY 2012:
Performing the basic setting using the buttons on the multifunction steering wheel:
Use the button -5- to confirm the menu points.
Use the arrow buttons -1- -2- and -4- to switch from one menu to another.
-- Switch on the ignition.
-- Press the arrow buttons -2- and -4- on the multifunction steering wheel until the "Settings" menu appears.
-- Press the arrow buttons -1- until the "tire pressure" submenu appears.
-- Press the OK button -5-.
-- Press the OK button -5- to save the tire pressures.
-- Press the OK button -5- to confirm the security question that follows.
The Tire Pressure Monitoring System Indicator Lamp -- in the instrument cluster -arrow- blinks briefly to confirm the basic setting.
Performing the basic setting using the windshield wiper lever buttons:
Use the button -1- to confirm the menu points.
Use the rocker switch -2- to switch from one menu to another.
-- Switch on the ignition.
-- Push the rocker switch -2- until the "Settings" menu appears.
-- Press the button -1-.
-- Push the rocker switch -2- until the "Tire Pressure" submenu appears.
-- Press the button -1-.
-- Save the tire pressure by pushing the button -1-.
-- Press the button -1- to confirm the security question that follows.
The Tire Pressure Monitoring System Indicator Lamp -- in the instrument cluster -arrow- blinks briefly to confirm the basic setting.