What was found
THIS IS A SUPPLEMENTAL PLEAE SEE CORRECTIVE ACTION. RH & LH FAULT BRAKE MESSAGE ADVISORY DISPLAYED IN FLIGHT AFTER LANDING INBOARD R&L BRAKES INDICATED 20 OUTBOARD L BRAKE INDICATED 317 OUT BOARD RIGHT 377. FLT DECLARING MECHANICAL EMERGENCY CONTINUED TO CHS.-C/A-TROUBLE SHOT LH / RH BRAKE FAULT REF ERJ 175 FIM 32-42-00-810-A FOUND L INBOARD BRAKE PRESSURE TO BE HIGHT THAN ALL OTHER 3 BRAKES PRESSURES RAR BRAKE PRESSURE TRANSDUCER IAW ERJ 175 AMM 32-41-05 OPC AND LEAK CHECK GOOD.