Campaign 25V-086

Bolts for the seatbacks on the third-row seat assemblies may not be tightened properly

Defect summary

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2021-2025 Sienna Hybrid vehicles. The bolts for the seatbacks on the third-row seat assemblies may not be tightened properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 202, "Head Restraints," 207, "Seating Systems," and 225, "Child Restraint Anchorage Systems."

Consequence

An improperly tightened seatback may not adequately restrain the occupant during a crash, increasing their risk of injury.

Remedy

Dealers will tighten the seat assembly bolts, free of charge. Owner notification letters were mailed April 1, 2025. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's number for this recall is 25TA05.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 25V086000. Text as published by NHTSA.

Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about seats on these vehicles: 227, of which 3 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 25V-086
Make	Model	Model years	Complaints on this component
Toyota	Sienna Hybrid	2021 to 2025	227

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

No service bulletins on this component preceded the recall

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

26V-256 Apr 22, 2026
Front seat brackets for the seat rails may be welded improperly
26V-128 Mar 5, 2026
Second-row seat backs may fail to lock into position during seat back adjustment
25V-668 Oct 7, 2025
Second-row seat rails may be welded improperly
24V-482 Jun 27, 2024
Head restraints on the driver and front passenger seats may be inadvertently removed without pressing the lock release button
24V-128 Feb 21, 2024
Second-row center and right-side seats may have insufficiently welded head restraint brackets
14V-274 May 22, 2014
Affected vehicles may have a second row right-hand seat assembly that does not fully lock into the inboard seat track in the forward first, second…