As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING THROUGH 13000 FT, HAD A FUSELAGE DOOR INTERMITTANT WARNING LIGHT, LEVELED & LIGHT STAYED OUT. FURTHER CLIMB LIGHT CAME ON INTERMITTENTLY. RETURNED TO FIELD. LANDING UNEVENTFUL. PRESSURIZED ACFT IAW AMM TASKS 21-00-00-863-801 & -802, DUPLICATED DISCREPANCY ON GROUND. ADJUSTED AFT CARGO DOOR LOCK PROXIMITY SENSOR IAW AMM TASK 52-71-01-830-806. PRESSURIZED ACFT, SENSOR VALUES REMAINED WITHIN LIMITS, LIGHT DID NOT ILLUMUNATE. OPS CHECKED GOOD. RETURNED TO SERVICE.