As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR MASTER WARNING ON GROUND. INSPECTED ALL PROX SENSORS FOR PAX DOOR, NO DEFECTS NOTED AT THIS TIME IAW CRJ52-70-04. INSPECTED WIRING HARNESS FOR PROX SENSOR DEFECTS, NONE FOUND IAW CRJ700 AMM 20-70-00. CYCLED DOOR & RE RACKED PSEU IAW CRJ700 AMM 32-61-01 NO FIX.