What was found
MASTER WARNING FUSELAGE DOORS ON TAKEOFF ROLL. ABORTED TAKEOFF AT 87 KTS. RAN APPROPRIATE CHECKLISTS. AFT PASSENGER DOOR WAS CONFIRMED TO BE THE DOOR THAT WAS INTERMITTENTLY SHOWING OPEN. VISUAL INSPECTION BY F/A & RAMP SHOWED DOOR CLOSED. REMOVED AFT PAX DOOR SURROUND LINER FOR ACCESS TO PROXIMITY SENSOR. FURTHER DISCONNECTED BOLT ON AFT PAX DR. HANDLE IAW AMM 52-12-01-000-801 STEPS 1A AND 4A(2). R & R SENSOR WIRES BETWEEN PROXIMITY SENSOR S39 AND CONNECTOR 3261.P14. CONTINUITY TEST OF NEWLY INSTALLED WIRES GOOD. REF WM 52-10-00, SHEET 1/1 PG 4, WM 20-12-10 WIRING MX PRACTICES, WM 20-17-10 ELECTRICAL CONNECTORS MX PRACTICES. PERFORMED. INSTALLED AFT PAX DOOR SURROUND IAW AMM 25-26-21-400-801, PARA 4D(1) THRU (15), INCLUDES DOOR HANDLE INSTALLATION. CHECKS GOOD IAW 52-12-00-710-801.