As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 7546 - IAD-EWR - DURING TAKEOFF, MADE AN UNSCHEDULED LANDING DUE TO LEFT ENGINE NOT MAKING TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED LEFT TSC AND EGT COMPENSATOR. OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)