As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF RECEIVED A SPOILER FAULT CAUTION MSG. PERFORMED QRH, MESSAGE REMAINED. (FLIGHT 4687) PERFORMED TROUBLESHOOTING REF ERJ-175 FIM 45-45-00. REMOVED AND REPLACED MAU 1 PS2 REF ERJ-175 AMM 31-41-02. NO MESSAGES PRESENT AT THIS TIME.