As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ARE DEPARTURE, A CAS MESSAGE FOR AUTO PRESSURE FAIL LIGHT ILLUMINATED. REFERRED TO THE ABNORMAL CHECKLIST FOR THE FAILURE. AFTER COMPLETING THE CHECKLIST AS ADDRESSED THE FAILURE DID NOT CORRECT ITSELF. ATC WAS ADVISED OF THE PROBLEM. RETURN TO DEPARTURE. NO EMERGENCY WAS DECLARED.