As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEN NR 1 CAS MESSAGE AROUND 18,000 FT ON CLIMBOUT. COMPLIED WITH QRH AND STARTED APU. APU OIL CAS MASSAGE AT FL 29.0. APU OIL CHECK AND TEST COMPLIED WITH. C/W FIM 49-60-00 AND AMM 49-10-00 OPS TEST OF APU CHECKS NORMAL. VERIFIED NO ECU FAULT. CODES AND OIL SERVICE FOUND FULL APU OPS NORMAL.