As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 488 RDU/DEN ABORTED TAKEOFF FOR LEFT ENGINE ANTI-ICE OVER PRESSURE LIGHT CAME ON AFTER REACHING FULL POWER. RETURNED TO GATE. REMOVED AND REPLACED NR 1 ENGINE ANTI-ICE VALVE. OPERATIONAL CHECK AND LEAK CHECK GOOD IAW B-737 MM 30-21-11.