As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT NUMBER 209. ON CLIMB-OUT, RIGHT ENGINE EPR BEGAN SURGING +/- 0.1. ALL OTHER INSTRUMENTS FOLLOWED. WHEN AUTOTHROTTLES TURNED OFF, ENGINE STABILIZED. IN CRUISE, ANY MOVEMENT OF THROTTLES WOULD RESTART SURGING. MAINTENANCE FOUND PF RAKE PITOT PROBE AT NINE O'CLOCK POSITION ON RIGHT ENGINE MISSING. PERFORMED PITOT TUBE TO STRUT BOND REPAIR IN ACCORDANCE WITH ERA 757-72T-4666.