What was found
EN ROUTE FROM IAD TO DTW RECEIVED PAX DOOR CAUTION MSG. FOLLOWED QRH CAUTION REMAINED ON, EMERGENCY DECLARED. A/C DIVERTED TO PIT LANDED SAFELY. REMOVED AND REPLACED PROX SWITCH PS2MB (DI 17). OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EN ROUTE FROM IAD TO DTW RECEIVED PAX DOOR CAUTION MSG. FOLLOWED QRH CAUTION REMAINED ON, EMERGENCY DECLARED. A/C DIVERTED TO PIT LANDED SAFELY. REMOVED AND REPLACED PROX SWITCH PS2MB (DI 17). OPS CHECK GOOD.