What was found
AIRCRAFT WAS GROUNDED: REJECTED TAKEOFF, UNDER 80 KNOTS, AFTER AMBER CAUTION DISPLAYED AND LEFT ENGINE WAS SLOW TO ACCELERATE. MAINTENANCE FOLLOWED TSM 73-00-00-810-880-A 13 AND PERFORMED SATISFACTORY OPERATIONAL CHECK PER AMM 71-00-00-700-011-B 13. NO FAULTS NOTED.