As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW RECEIVED A PASSENGER DOOR WARNING MESSAGE, RAN THE QRH, WHICH SAID TO LAND AT THE NEAREST SUITABLE AIRPORT. DIVERTED AND ARE CURRENTLY UNDER A MAINTENANCE INSPECTION. SLAVED IN PSEU, NO HELP. NEED MDC CARD TO TROUBLE SHOOT ISSUE, DUE TO PSEU DIRECTLY INTERFACES WITH MDC. RIGGED DOOR PROXIMITY SWITCH PX 46. OPS CHECK GOOD. A/C OK FOR SERVICE.