As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER TAKEOFF RECEIVED ENG 2 ANTI-ICE FAIL MSG, FOLLOWED BY NO ICE ANTI-ICE ON MSGE. THEN ANTI-ICE OVR PRESS MSG, THESE CYCLED ON & OFF DURING RETURN FLIGHT. R & R E2 ANTI-ICING PRESS TRANSDUCER & OPERATIONS CHECKED GOOD IAW AMM 30-21-06 & 30-21-00.