As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER TAKEOFF, THE FLIGHT CREW DETECTED AN ELEC SMELL & SMOKE. FLIGHT DECLARED AN EMER & LANDED BACK. EMER VEHICLES MET ACFT ON RUNWAY & FLIGHT REQUIRED A TOW AS THEIR NOSE WHEEL STEERING FAILED. TRU NR 2 REPLACED & SYS CHECKS PERFORMED, NO FAULTS IAW PLAYBACK DFDR READOUT. THE ELEC SYS PARAMETERS DON`T SHOW ANYTHING ABNORMAL. SYS WAS POWERED ALL NIGHT, NO BURNING SMELL. SYS SERVICEABLE.