There are 2 stored owner reports matching the lighting leading-label group for the 2012 Toyota Sienna 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 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)THE PASSENGER SIDE HEADLIGHT TURNS OFF INTERMITTENTLY. IT WILL TURN ON AGAIN IF YOU TURN THE HEADLIGHTS OFF AND BACK ON, BUT THEN WILL GO OUT AGAIN. I HAVE READ ONLINE ABOUT MANY OTHER TOYOTA OWNERS, SPECIFICALLY THOSE WITH PRIUSES, BUT ALSO SOME SIENNAS, HAVING THIS PROBLEM. DEALERS DON'T KNOW HOW TO RESOLVE IT - MINE WANTS TO REPLACE THE BULB FOR CLOSE TO $500, BUT CAN'T GUARANTEE THIS WILL RESOLVE THE PROBLEM AND THE BULB IS APPARENTLY WORKING, JUST NOT ALL THE TIME. THIS IS A SAFETY ISSUE TO HAVE A NON-WORKING HEADLIGHT. *TR
TL* THE CONTACT OWNS A 2012 TOYOTA SIENNA . THE CONTACT STATED THAT WHILE TRAVELING 30 MPH, THE HEADLIGHTS FAILED TO FULLY ILLUMINATE THE ROADWAY. THE VEHICLE WAS TAKEN TO THE DEALER.THE MANUFACTURER WAS CONTACTED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 400.
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.