How do you reset a run flat indicator on a Mercedes CLS 2013?

To reset the run-flat indicator on a 2013 Mercedes CLS, start by turning the ignition to the "On" position without starting the engine. Next, press the gas pedal three times within 10 seconds. Finally, turn off the ignition and then start the engine to complete the reset process. If the indicator remains lit, you may need to check for tire pressure issues or consult a professional.