As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TOWER REPORTED SMOKE IN UNDERCARRIAGE AS WE TAXIED OFF THE RUNWAY. FIRE SERVICES RESPONDED & REPORTED NO FLAMES. ALL COCKPIT INDICATIONS IN WHITE. ACFT WAS DEICED AT DEPARTURE STATION. INSPECTED MAIN GEAR & FOUND DEICER FLUID ON BRAKE UNITS CAUSING STEAM ON APPLICATION OF BRAKES. LG CHECKED NORMAL. SYS CHECKED NORMAL.