Citationjet (C525/C526) - CJ I / II / III / IV
Distraction; Troubleshooting
Aircraft Equipment Problem Critical
Flight Crew Overcame Equipment Problem; Flight Crew Returned To Departure Airport
Aircraft
Rear cargo door light on climbout. Returned to field. Check of the door verified door was latched and locked. Tapping on the lock cylinder from the outside caused the light to extinguish. Door was then unlocked and unlatched and visually checked on the inside. Nothing appeared to be out of the ordinary. The door was latched and locked and the light remained extinguished.
Citation flight crew reported a cargo door warning light resulting in a return to the departure airport.