As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE CLIMBING THROUGH 12,000 FEET, THE CREW NOTICED THE GEAR INDICATION LIGHTS WERE INTERMITTENTLY COMING ON. THE CREW CONTACTED MAINTENANCE CONTROL AND WERE ADVISED TO RETURN TO DAY. MAINTENANCE INSPECTED AND REPLACED THE PSEU IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.