What was found
RT ENGINE HIGH STAGE LIGHT ON DURING TAKE OFF ROLL. SUPPLEMENTAL DATA UPDATE ROOT CAUSE: HIGH STAGE CONTROLLER OVER PRESSURE SENSOR & ANTI-ICE SWITCHER CALIBRATION WAS OUT. REPLACED CONTROLLER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RT ENGINE HIGH STAGE LIGHT ON DURING TAKE OFF ROLL. SUPPLEMENTAL DATA UPDATE ROOT CAUSE: HIGH STAGE CONTROLLER OVER PRESSURE SENSOR & ANTI-ICE SWITCHER CALIBRATION WAS OUT. REPLACED CONTROLLER.