It seems the cars may unexpectedly lose electric steering assistance, which may increase the risk of a crash. The defect will be fixed free of charge, as you would expect, and owners will be receiving notification shortly. Feel free to read through the official recall notice, which also includes some 2012 Z4 models, by scrolling down below.
BMW / ACTIVEE 2011
BMW / Z4 2012
Manufacturer: BMW OF NORTH AMERICA, LLC Mfr's Report Date: JUN 28, 2012
NHTSA CAMPAIGN ID Number: 12V302000 NHTSA Action Number: N/A
Component: STEERING:ELECTRIC POWER ASSIST SYSTEM
Potential Number of Units Affected: 162
BMW IS RECALLING CERTAIN MODEL YEAR 2011 1-SERIES ACTIVE E AND MODEL YEAR 2012 Z4 VEHICLES. VARIATIONS IN ELECTRICAL CURRENT MAY OCCUR WITHIN THE ELECTRIC POWER STEERING ASSISTANCE SYSTEM, LEADING TO SUDDEN LOSS OF POWER STEERING ASSISTANCE.
SUDDEN LOSS OF STEERING ASSISTANCE MAY INCREASE THE STEERING EFFORT REQUIRED TO CONTROL THE DIRECTION OF A VEHICLE, INCREASING THE RISK OF A CRASH.
BMW WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE STEERING ASSISTANCE MODULE, FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DURING JULY 2012. OWNERS MAY CONTACT BMW CUSTOMER RELATIONS AT 1-800-525-7417.
CUSTOMERS MAY CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY: 1-800-424-9153); OR GO TO HTTP://WWW.SAFERCAR.GOV.