As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING GEAR EXTENSION, 3 RED LIGHTS WITH 3 GREEN LIGHTS INDICATIONS WITH GEAR HANDLE DOWN. RECYCLED LANDING GEARS AND REGAINED NORMAL INDICATION. CLEANED AND ADJUSTED LANDING GEAR CONTROL LEVER POSITION SWITCH. OPS CK GOOD PER MM.