As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT WING ANTI-ICE CAUTION MESSAGE CLEARED IN STNDBY WITH 14TH STAGE ISOL VLAVE OPEN. REAPPEARED AND WOULD NOT CLEAR. DIVERTED TO CID. "AIRCRAFT REMOVED FROM SERVICE" R&R LH 14TH STAGE MSOV REF AMM 30-11, BOTH LH, AND RH WING ANTI ICE SYST OPERATE NORMALLY AT THIS TIME IN NORMAL AND STBD MODE