What was found
EMERGENCY DECLARED, FLIGHT CREW RECEIVED A STEER FAIL EICAS MESSAGE UPON GEAR EXTENSION. MESSAGE CLEARED WITH RESET GUIDE ON GROUND; PERFORMED FIM TASK 32-53-00-810-804A, RESET GEN I/O MODULE NO FAULTS. R & R NOSE WHEEL STEERING CONTROL MODULE, NWSCM, REF 32-53-010. NO FAULTS NOTED AFTER REPLACEMENT. ACFT GOOD TO CONTINUE SERVICE.