As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON THE TAKE-OFF ROLL THE MASTER CAUTION WARNING AND ASSOCIATED ANTI-ICE LIGHT ILLUMINATED AFTER SELECTING TOGA. TAKE-OFF WAS REJECTED BELOW 25KTS, RETURNED TO THE GATE FOR MAINTENANCE ACTION. THE RT ENGINE COWL ANTI-ICE VALVE WAS REPLACED AS PER AMM 30-21-11.