As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ECAM FOR LEFT EMERGENCY EXIT MESSAGE ILLUMINATED, ALL PRESSURE INDICATIONS NORMAL. AIRCRAFT GROUNDED. MAINTENANCE REPLACED PROXIMITY SWITCH 21WV1 AND SLIDE ARMED INDICATOR 2WN1 IAW AMM 52-71-13 AND 52-73-21. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.