To reset the 2003 Mercedes G Class maintenance info, please follow these instructions:
1. Turn the ignition to position 1 (one position before starting the engine). 2. Press button (UP arrow) or (DOWN arrow) on the multifunction steering wheel until the FSS indicator appears in the multifunction display. 3. Press the reset knob for about 4 seconds. The message appears in the tachometer “DO YOU WANT TO RESET SERVICE INTERVAL? CONFIRM BY PRESSING R”. 4. To confirm, hold down the reset knob until you hear a signal. The service indicator now displays the reset interval. 5. Turn the ignition off and then start the engine to verify the indicator has been reset.
