There are 5 stored owner reports matching the engine leading-label group for the 2017 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 5 of 5 matching reports.
Open the full vehicle complaint log (all categories)TOYOTA'S FAILURE TO INSTALL AN ENGINE AUTO STOP CAUSED THE CARBON MONOXIDE DEATH OF TWO PEOPLE. FAILURE TO HAVE PROPER OUTSIDE WARNINGS LIKE A HONK TO WARN THE OPERATOR NOT TO REMOVE THE KEY FROM THE CAR LED TO THESE DEATHS. VEHICLE WAS STATIONARY IN A GARAGE. PEOPLE WERE INSIDE THE HOME. HTTPS://WWW.LEGACY.COM/OBITUARIES/HERALDTRIBUNE/OBITUARY.ASPX?N=JAMES-LIVINGSTON&PID=192908732 HTTPS://WWW.LEGACY.COM/OBITUARIES/HERALDTRIBUNE/OBITUARY.ASPX?N=SHERRY-PENNEY&PID=192908731
TOYOTA'S FAILURE TO INSTALL AN ENGINE AUTO STOP CAUSED THE CARBON MONOXIDE DEATH OF TWO PEOPLE. FAILURE TO HAVE PROPER OUTSIDE WARNINGS LIKE A HONK TO WARN THE OPERATOR NOT TO REMOVE THE KEY FROM THE CAR LED TO THIS DEATH.
TOYOTA'S FAILURE TO INSTALL AN AUTO-STOP CAUSED THE CARBON-MONOXIDE POISONING OF TWO (MORE) PEOPLE, MANY DOZENS OF SUCH DEATHS REPORTED. (DETAIL: THEY HAD LIKELY STOPPED THE ENGINE, BUT THE WIRELESS FOB CAN RE-START; AND THIS MODEL HAS AN AUTO STOP/START FUNCTION THAT CAN ALSO LEAD TO DEATH.] NOTE: NOT MY CAR, MY PARENTS.
TOYOTA AVALON FAILS TO HAVE AN IGNITION AUTO SHUT OFF WHICH LED TO DEATH OF TWO INDIVIDUALS. THIS DESIGN FLAW DID NOT PREVENT THE CAR FROM IDLING INDEFINITELY AND FILLING THE HOUSE WITH CARBON MONOXIDE' A TOXIC FATAL GAS. THE CAR DOES NOT HAVE PROPER EXTERNAL WARNINGS LIKE A HONK TO ADVISE A DRIVER THEY MAY HAVE REMOVED THE KEY FROM THE CAR.
TOYOTA'S FAILURE TO INSTALL AN ENGINE AUTO STOP CAUSED THE CARBON MONOXIDE DEATH OF TWO PEOPLE. CAR WAS STATIONARY. FAILURE TO HAVE PROPER OUTSIDE WARNINGS LIKE A HONK TO WARN THE OPERATOR NOT TO REMOVE THE KEY FROM THE CAR LED TO THIS DEATH.
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.