As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THE R2 DOOR CABIN PRESSURE LIGHT AND SLIDE INDICATION ON DOOR/OXY PAGE FLASHING. MX CLEANED AND LUBED R2 DOOR ARM/DISARM LEVER. ALL INDICATIONS NORMAL. ACCOMPLISHED FUNCTIONAL CHECK OF CABIN PRESSURE (RESIDUE) WARNING SYS. REF AMM 52-73-00-720-003-A.