What was found
INSPECTION TYPE-N/A, ON DESCENT SYS A AND B FIRE DETECTION LIGHTS ON NR 2 ENG CAME ON INTERMITTENTLY. LIGHTS CONTINUED TO FLASH ON AND OFF BRIEFLY UNTIL TOUCHDOWN. INSPECTED ENGINE FOUND LOOSE GROUND AT AFT CONNECTION OF LOWER FIRE LOOP. DUPLICATED BY REMOVING WIRE. CLEANED CORRISION, RE-SECURED GROUND. PERFORMED ADJ/TEST PER MM 26-11-02, NO FURTHER DISCP NOTED.