Mercedes Benz Distronic device repair. It controls the distance from othe vehicles in traffic and in warns if any car gets too close. Used in Mercedes Benz W221 2005-2013 W212 E-Klasse 2009-2016 C207 E-Coupe 2009. The motherboard had liquid damage and we repaired connections, vias and we replaced too much rotten SMD components.
