What was found
AUTO THROTTLE FAILED TO ENGAGE AFTER 2 ATTEMPTS . AUTOTHROTTLE D ISC EICAS MSG. FOLLOWING FIM 22-02 TASK 801 PERFORMED MCDP TEST 30 REF FIM 22-03 FAULT TREE 818, NO FAULTS FOUND. ADD EMP:U104370 REF L/P 7813942 RUDDER RATIO ON OVERHEAD PANEL FLASHED DURING AUTOTHROTTLE MAL FUNCTION. BITE CHECK RUDDER RATIO CHANGER MODULES FOR FAULT BALLS. REF FIM TASK 27-09-00-815-814 "MODULE FAULT" FAULT BALL FOUND SET ON RIGHT RUDDER RATIO CHANGER MODULE PERFORMED RUDDER RATIO BITE REF FIM 27-09 FAULT TREE 814, FOUND MODULE FAULT LIGHT ILLUMINATED BUT WENT OUT AT COMPLETION ON TEST. REPLACED RRCM AS PRECAUTIONARY REF AMM 27-09-00, PERFORMED RUDDER AND RUDDER TRIM CONTROL SYSTEM TEST REF AMM.