As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON APPROACH FLIGHT, EXPERIENCED A L/E SLAT ASYMMETRY. A MISSED APPROACH WAS CONDUCTED AND THE QRH WAS CARRIED OUT BEFORE RETURNING FOR LANDING. AN EMERGENCY WAS NOT DECLARED. REPLACED FLAP/SLAT SHUTOFF VALVE MODULE IAW AMM 27-51-48-022-001.