As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT WAS TURNED BACK DUE TO BLEED HOT AND CABIN PRESSURE WARNING. ACFT WAS INSPECTED BY MX FOUND A PROBLEM WITH THE PFCV WHICH WAS CORRECTED. A FUNCTIONAL CHECK WAS CARRIED OUT AND NO ADDITIONAL FAULTS FOUND, THEREFORE, ACFT WAS RETURNED TO SERVICE.