As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. TUS-DFW FLIGHT ABORTED TAKEOFF AT 15 KNOTS ACCOUNT LEFT ENGINE PRESSURE RATIO INDICATION. REMOVED AND REPLACED LEFT ENGINE PRSSURE RATIO TRANSMITTER PER AMM 77-11-02 (AALA201707119013) AND ENGINE DISPLAY PANEL PER AMM 77-42-00. OPERATIONAL CHECK GOOD.