What was found
INTERMITTENT RUDDER LIMIT AND XPDR FAIL CAUTION MSG IN FLIGHT WITH INTERMITTENT LOSS OF OIL TEMP, OIL PRESS, CABIN PRESS, AND APU DOOR IN POSITION INDICATION. CREW INFORMED ISSUE HAPPENED UPON TAKEOFF. RERACKED PSEU IAW AMM 32-61-01-000/400-801. OPS CHECK OF PSEU GOOD AT THIS TIME. ALSO PERFORMED OPS CHECK OF DCUS IAW AMM 31-41-04-710-801. OPS CHECK OF DCUS GOOD AT THIS TIME. NO DEFECTS NOTED AT THIS TIME. COULD NOT DUPLICATE ISSUE. ALL INDICATIONS ON EICAS ARE DISPLAYING AS REQUIRED.