What was found
(CAN) AFTER GEAR UP SELECTION WE GOT 3 GREEN, 3 RED, AND LIGHT IN GEAR HANDLE. ABNORMAL CHECKLIST: ALTERNATE LANDING GEAR EXTENSION PERFORMED. AIRCRAFT LANDED UNEENTFULLY. PAX BRIEFING IN AIRCRAFT. MAINTENANCE INVESTIGATION DETERMINED THE NOSE WHEEL CENTERING SENSOR WIRES WERE FOUND LEAKING TO GROUND. THE WIRE HARNESS ASSEMBLY P/N 47151-5 WAS REPLACED. LANDING GEAR RETRACTION/EXTENSION CHECKED. AIRCRAFT RETURNED TO SERVICE.