Mercedes-Benz E320 4MATIC Problem Report
Mercedes-Benz E320 4MATIC Check brakes if sensotronic brake control (SBC) light comes on
This vehicle has sensotronic brake control (SBC). If the SBC light on the dash illuminates, have the brakes checked. If the SBC is not working, limited brake pressure is delivered to the front brakes, increasing the distance it takes to stop. The SBC hydraulic unit has a specific service life programmed into the control module; follow the manufacturer's recommended service procedure for proper maintenance of the SBC.