How do you reset Breakpad wear indicator on 2007 Mercedes E350?

To reset the brake pad wear indicator on a 2007 Mercedes E350, first ensure the ignition is in the "ON" position without starting the engine. Then, press the gas pedal three times within 10 seconds. Afterward, turn the ignition off and back on, which should reset the brake pad wear indicator. If the warning light remains, it may require checking the brake system or using a diagnostic tool.