As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED THAT THEY RECEIVED A BLD 2 OVERTEMP MSG IN FLIGHT WHEN ENTERING ICING CONDITIONS. AFTER FOLLOWING THE GRH BY CLOSING THE BLD 2 SYS & OPENING THE CROSSBLEED VLV, THE CREW REPORTED THAT A BLEED 1 LOW TEMPERATURE MSG APPEARED. THE CREW DIVERTED THE ACFT AND LANDING WITHOUT FURTHER INCIDENT. MX REPLACED THE NUMBER 2 PRECOOLER INLET TEMPERATURE SENSOR. OPERATIONAL CHECKS OF THE BLEED 1 * BLEED 2 SYSTEMS WERE GOOD WITH NO FURTHER DEFECTS NOTED.