As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN REPORTED THAT DURING TAXI, STARTED ENGINE 2 AND EVERYTHING APPEARED NORMAL, BUT AFTER ADDING POWER ABOVE IDLE, RECEIVED 'ENG 2 FAIL' MESSAGE. ATTEMPTED CROSS BLEED HUNG START. APU BLEED START ALSO FAILED. MAINTENANCE REMOVED AND REPLACED NR 2 FUEL METERING UNIT AND LP/HP FUEL PUMP. AFTER REVIEW OF TEARDOWN REPORTS THE FMU WAS THE ROOT CAUSE WITH A SERVO VLV LEAKING.