As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT DURING FLIGHT THEY RECEIVED A BLEED 1 VLV FAIL MSG. THE ACFT WAS DIVERTED & LANDED WITHOUT FURTHER INCIDENT. MX REPLACED THE BLEED SYS 1 PUSH BUTTON SWITCH. OPERATIONAL CHECKS WERE GOOD WITH NO FURTHER DEFECTS NOTED.