There are 1 stored owner reports matching the engine leading-label group for the 2012 Toyota Avalon in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)TL* THE CONTACT OWNS A 2012 TOYOTA AVALON. THE CONTACT STATED THAT THE VEHICLE STARTED ON ITS OWN. THE MOTOR WAS EXTREMELY LOUD AND WAS A DISTRACTION TO THE DRIVER. WHEN THE CONTACT WOULD TURN OFF THE ENGINE, IT WOULD SOMETIMES RESTART ON ITS OWN. THE CONTACT CALLED BOWLING GREEN TOYOTA (2398 SCOTTSVILLE RD, BOWLING GREEN, KY 42104, (270) 843-4321) AND WAS INFORMED THAT A NEW REAR SHADE MOTOR WAS NEEDED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND DID NOT ASSIST. THE FAILURE MILEAGE WAS 37,000.
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 29, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.