As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER T/O ON GEAR RETRACTION, NOSE GEAR UNSAFE LIGHT. LIGHT REMAINED ON. RECYCLED GEAR RAN CHECK LIST AND LIGHT REMAINED ON. WHEN GEAR LOWER FOR LANDING ALL IND NORMAL. REPLACED NOSE GEAR POSITION SENSOR, NOSE GEAR LOCK SENSOR AND R2-252 SWUNG GEAR SEVERAL TIMES. GEAR IND NOW NORMAL.