Turn the key to the accesory position, find the button on your instrument cluster on the left. push that button 2 times within four seconds of the key being on. turn the key off then back on and push that button and hold it. your maintenance lights will reset. i just did this on my 2000 slk 230. there are also how to videos on you tube. its very easy.
The 2004 Mercedes-Benz S-Class has free maintenance for 4 yr./ 50000 mi..
The 2001 Mercedes-Benz SLK-Class has free maintenance for 4 yr./ 50000 mi..
The 2003 Mercedes-Benz CL-Class has free maintenance for 4 yr./ 50000 mi..
The 2003 Mercedes-Benz G-Class has free maintenance for 4 yr./ 50000 mi..
The 2002 Mercedes-Benz SL-Class has free maintenance for 4 yr./ 50000 mi..
The 2001 Mercedes-Benz C-Class has free maintenance for 4 yr./ 50000 mi..
The 2003 Mercedes-Benz S-Class has free maintenance for 4 yr./ 50000 mi..
The 2004 Mercedes-Benz SL-Class has free maintenance for 4 yr./ 50000 mi..
The 2002 Mercedes-Benz SLK-Class has free maintenance for 4 yr./ 50000 mi..
The 2002 Mercedes-Benz S-Class has free maintenance for 4 yr./ 50000 mi..
The 2002 Mercedes-Benz E-Class has free maintenance for 4 yr./ 50000 mi..
The 2003 Mercedes-Benz SLK-Class has free maintenance for 4 yr./ 50000 mi..