What was found
(CAN) ON CLIMB, AIRCRAFT BEGAN TO GIVE ERRONEOUS COMMANDS TO PILOTS FLIGHT DIRECTOR, FLIGHT DIRECTOR THEN FAILED, AUTO THROTTLE MOVED TO IDLE WITHOUT COMMAND. AIRCRAFT RETURNED TO BASE. ON LANDING ALL INDICATIONS RETURNED TO NORMAL. FAULT CODE INDICATED NR 1 FLIGHT AUGMENTATION COMPUTER HAD FAILED DURING PREVIOUS FLIGHT. NR 1 FAC REPLACED AS PER AMM 22-26-34. DURING COCKPIT CHECK, NR 1 TOTAL AIR TEMP WAS INDICATING PLUS 50 DEGREES, NR 1 TAT PROBE REPLACED AS PER AMM 34-11-18. AIRCRAFT HAS FLOWN WITHOUT FURTHER PROBLEMS.