As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION OF LEFT ENGINE FAN CASE AT FORWARD SIDE OF KEVLAR FAN SHIELD FROM 4 OCLOCK TO 7 OCLOCK POSITION.(<P>CLEANED THE AREA AND UPON FURTHER EVALUATION THE CORROSION ON THE #1 ENGINE FAN CASE AT FWD SIDE OF KEVLAR FAN SHIELD FRON 4 TO 7 O'CLOCK POSITION IS WITHIN LIMITS IAW B767 AMM 72-00-00-206-167-H00 PAGE 2</P>)