You check obd2 functions with a scanner sold at places like www.harborfreight.com for about $60 read the codes for the check engine light and post them on sites like www.benzworld.org w210 section and they will tell you what to do to resolve the issue. a/c diagnostics can be accessed in the car follow instructions also on www.benzworld.org w210 diy section
and www.proudtosaymadeintheusa.com for more tips
ohlord
how do i check oil level on Mercedes c240 2001
Check the fluid.
The "Check engine" light will illuminate and a code will set.
you have to buy a universal dipstick from Mercedes
The malfunctions have created havoc.
Check this link below.
what are some of the problems of a check engine light for 1994 E class mercedes?
How do you reset the check engine light on a 1991 mercedes Benz 560 Sel
One can check his or her local Mercedes car dealer to find used Mercedes 2010 cars. One can also check websites such as AutoTrader, Yahoo! Autos, and CarMax.
How fo you check the oil on a 2004 mercedes 500sl
http://northernresource.com/mercedes/107.htm
you may have a circuit or you can check your doors for any malfunctions