As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT CREW REJECTED TAKEOFF DUE TO, FUSELAGE DOOR WARNING LIGHT ASSOCIATED WITH SERVICE DOOR SHOWING OPEN ON DOORS PAGE, DOOR VERIFY CLOSED AND PRESSURIZATION NORMAL. AIRCRAFT RETURN TO THE GATE AND THE FUSELAGE DOOR (R2) WAS CYCLE SEVERAL TIMES. FLIGHT CREW VERIFIED THAT DOOR INDICATION WAS NORMAL, AND RELEASES THE AIRCRAFT IAW MOC AND ELEMENTARY MAINTENANCE. AIRCRAFT RELEASE TO SERVICE.