What was found
CREW REPORTED A STEERING INOP MESSAGE, A WEIGHT-ON-WHEELS (WOW) INPUT CAUTION MESSAGE AND A WOW OUTPUT STATUS MESSAGE UPON LANDING GEAR RETRACTION AFTER TAKEOFF FROM DAY. AIRCRAFT RETURNED TO DAY AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND REMOVED ICE AND DEBRIS THAT WAS ON AND AROUND THE NOSE LANDING GEAR (NLG) SENSORS. MAINTENANCE ADJUSTED PROXIMITY SENSOR AND PERFORMED CHECKS USING THE AIRCRAFT MAINTENANCE MANUAL. NO FURTHER DEFECTS WERE NOTED. AIRCRAFT WAS RELEASED FOR SERVICE.