Topic: use MB Star diagnosis sd connect c4 plus & DTS Monaco engineering software to offline retrofit, program, code Mercedes Benz W212, such as upgrade low configuration headlights to high configuration headlights, enable and disable some functions of W212 etc. A nice feature is these performance are done offline which is stable and easy.
Retrofit W212 electronic folding mirror (dashboard coding).
W212 airbag unlock.
W212 turn off the start and stop function.
W212 enable the curve light
W212 keyless-entry retrofit.
W212 turn off the check engine light on.
W212 turn off the seat belt warning chime.
Temperature Conversion: Fahrenheit to Celsius.
W212 synchronize sound and light.
W212 Change ESP chassis number.
W212 Turn daytime running lights on at night.
W212 Fix Turn Signals Blinking Fast
W212 retrofit electronic rear door (gateway coding).
W212 or 218 retrofit the original ambient Light (gateway enable the coding).
Low configuration headlights upgraded to igh configuration headlights (dashboard coding)
Low configuration headlights upgraded to high configuration headlights (front SAM coding)
Last but not least, mb sd connect c4 plus doip is highly suggested, since it covers both old Benz and new Benz cars.