As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI LEV 1 CABIN DOOR FWD R. AFTER BLOCK RECHECKED ARMING LEVER WAS STILL FULLY SEATED AND ARMED. FOUND CORROSION ON RH ENTRY DOOR GIRT BAR SWITCH S1- 586 AND ITS CONNECTOR PLUG P1-1877. CLEANED SWITCH AND PLUG PER SWPM 20-31. RH ENTRY DOOR WARNING SYSTEM OPS CHECKS GOOD PER AMM 52-70-00.