P0777 CodePressure Control Solenoid 'B' Stuck On

bp0777Audi Fault code P0777 My Audi A3 2.0T shows fault code P0777 and i suspect faulty wiring to the Oil level sensor as i found it damaged so can someone help me with colour codes for the 3MAGNETI MARELLI BP0777 Disc Brake Pad Set, You Can Buy Hh Quality MAGNETI MARELLI BP0777 Disc Brake Pad Set from