There are 3 owner-reported electrical system complaints for the 2012 Subaru Legacyin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
VEHICLE HAS AN ELECTRICAL FAILURE THAT CAUSES THE DASH CHECK ENGINE, BRAKE, CRUISE AND OTHER LIGHTS TO ACTIVATE. WHILE DRIVING, THE FAILURE CAUSES: ONE OR BOTH HEADLIGHTS TO SUDDENLY FAIL MAKING THE VEHICLE ILLEGAL AND DANGEROUS TO DRIVE AT NIGHT, CRUISE CONTROL TO SUDDENLY FAIL, AND STABILITY CONTROL TO BECOME NON-FUNCTIONAL. THE MAIN FAILURE BEING THE HEADLIGHTS/DAYTIME RUNNING LIGHTS COULD CAUSE INJURY OR DEATH DUE TO SUDDEN LACK OF VISIBILITY AT NIGHT. SUBARU WAS UNABLE TO DIAGNOSE/FIX THE FAILURE ON 2 SERVICE OCCASIONS. THIS FAILURE OCCURS WITHOUT WARNING WHILE THE VEHICLE IS IN MOTION AT BOTH HIGHWAY SPEEDS AND CITY STREET SPEEDS. THE COMPONENT CAUSING THE FAILURE IS UNKNOWN.
TL* THE CONTACT OWNS A 2012 SUBARU LEGACY. WHILE DRIVING VARIOUS SPEEDS, THE CHECK ENGINE, CRUISE CONTROL, BRAKE, AND TRACTION CONTROL WARNING INDICATORS ILLUMINATED CONTINUOUSLY. THE VEHICLE WAS TAKEN TO SUBARU OF DAYTON (995 MIAMISBURG CENTERVILLE RD, WASHINGTON TOWNSHIP, OH 45459) MULTIPLE TIMES. THE DEALER DIAGNOSED THAT THE OIL FUEL CAP WAS LOOSE AND THE OXYGEN AND AN UNKNOWN SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN AND FAILURE MILEAGE WERE UNKNOWN. *BF VIN IS INVALID. MANUFACTURER HAS BEEN NOTIFIED AND SUGGESTED BUYING A NEW CAR. CONSUMER STATED DEALERSHIP SAYS OXYGEN SENSORS ARE VENDING CORRECTLY FOLLOWING MONTH DEALERSHIP STATED SENSORS ARE BAD. DEALERSHIP DOES NOT KNOW WHAT IS WRONG WITH THE VEHICLE.*JB
I HAVE BEEN IN TOUCH WITH SUBARU REGARDING THEIR INABILITY TO FIX A ONGOING ISSUE WITH THE ENGINE, CRUISE CONTROL, BRAKE, ETC LIGHT FLASHING. AT THIS POINT WE CAN NOT PASS INSPECTION, SELL THE CAR, OR USE THE CAR. HOW CAN A MANUFACTURER BE ALLOWED TO SELL A VEHICLE THEY CAN NOT FIX. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026