What was found
AFTER LANDING, SHUT THE NR 2 ENGINE DOWN DURING TAXI IN, A MAJOR MALFUNCTION OCCURED. LOST BRAKES, NOSE WHEEL STEERING, ADS2, RA.NAV 2, AND HAD NUMEROUS EICAS MESSAGES. MOST SYSTEMS RESET THEMSELVES. DOWNLOADED CMC, FOUND MAU2A, MAU2B, 3A & 3B MOMENTARILY FAILED DURING AC BUSS TRANSFER. PERFORMED MAU 2/3 RESET AND OPS CHECKED IAW AMM 24-21-01, & 24-51-11 NO DEFECTS NOTED