After a year of ownership I had the "pleasure" of replacing the headgasket which is a common problem with these cars also replaced the throttle body which eliminated the check engine light. Current mileage is 162K currently for sale for $3600 (San Diego craigslist) looking to buy a W203 C230 Kompressor 6 speed.

97 C230
95 C220
94 C280
98 ML320