As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXI OUT ENG CONTROL L EICAS MSG THEN EXTINGUISHED. AFTER CLEARED FOR T/O ENG CONTROL EICAS MSG RETURNED. LEFT ENGINE DID NOT ACCELERATE NORMALLY. T/O DISCONTINUED AT 17.5 KTS. RETURNED TO GATE. CHECKED VSV FOR FREEDOM OF MOVEMENT. CKS GOOD PER M/M 75-33-00. CORE COWLS REMOVED. REMOVED AND REPLACED ENGINE ON TRANS 11T003. ENGINE CHANGE COMPLETED PER TRANS 11T003.