As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER TAKE OFF IT TOOK THE NOSE GEAR LIGHT 7-8 SECONDS BEFORE IT WOULD ILLUMINATE. INVESTIGATION FOUND FALSE INDICATION WAS DUE TO A CORRODED MICROSWITCH. THE MICROSWITCH IS A PART OF THE ACTUATOR ASSEMBLY.ACTUATOR ASSY. REPLACED.SUBMITTER STATED THE FREQUENCY OF THIS FAULT TO BE A COMMON COMPLAINT AMONG BEECH 1900 OWNERS.