As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(E81R) DURING DESCENT "A/C FAIL" ANNUNUNCIATOR LIGHT ILLUMINATED AND EMERGENCY PRESSURIZATION SYS ACTIVATED. DURING TROUBLESHOOTING FOUND WIRE E067-P0108B-22 WIRE BROKEN AT BLEED AIR OVERPRESSURE SWITCH CONNECTOR P0108. REPAIRED WIRING AT CONNECTOR AND REPLACED DIRTY WATER SEPARATOR ASSY. COALESCER. ENVIRONMENTAL SYS OPS OK ON GROUND RUN-UP.