As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AT FL330 ENG1 CTL VALVE FAULT. CLEARED A COUPLE MINUTES LATER. ECAM RETURNED SHORTLY THEREAFTER. RETURNED TO PHL, EMERGENCY DECLARED AND LANDED WITHOUT ISSUE. MAINTENANCE T/S PER TSM 75-26-00-810-813-A, REPLACED ENG #1 TRANSIENT BLEED VALVE REF AMM 75-26-10.