As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FT # 1453, CLIMBING THROUGH 8000 250KNT AIRCRAFT YAWED LEFT AND RIGHT SEVERAL TIMES RETURNED TO NORMAL THEN REPEATED AGAIN TROUGH 10000 NO FLIGHT CONTROL MOVEMENT NOTED ON PAGE THEN TURNING FINAL REPEATED ONCE MORE FLAPS -1 SPEED 210 L 30 ANGLE OF BANK; PERFORMED DFDR DATA DOWNLOAD & READOUT. NO FLIGHT CONTROL FAULT DATA PRESENT. YAW DETERMINED TO BE CAUSED BY ENGINE (1) SURGE/ ROOL/BACK. CORRECTIVE ACTION TAKEN BY REPLACED ENG (1) P2T2 SENSOR SENSOR. REPLACED THE FMU