2015 Toyota Sienna Recalls, Problems & MPG

NHTSA lists 6 safety recalls and 233 owner complaints for the 2015 Toyota Sienna. The EPA rates it 19 to 21 MPG combined, depending on engine and drivetrain.

Recalls
6
Owner complaints
233
Crashes / fires reported
17 / 7
EPA combined
19–21 MPG

2015 Toyota Sienna recalls

  • Service Brakes, HydraulicJul 25, 2019 · NHTSA 19V553000+

    Risk: The contact may cause failure of the rear brake hoses, resulting in a loss of vehicle control and reduced braking ability, increasing the risk of a crash.

    Fix: Vantage will notify owners, and dealers will install a set of rear brake hoses that will provide the proper clearance, free of charge. The recall began December 16, 2019. Owners may contact Vantage customer service at 1-800-488-9082.

    Vantage Mobility International, LLC (Vantage) is recalling certain 2012-2018 AMS Genesis wheelchair vans, built on a Toyota Sienna vehicles. The rubber brake hoses that attach to the rear wheel assembly may be too short, causing them to rub against the rear axle trailing arm.

  • Service Brakes, HydraulicJun 4, 2019 · NHTSA 19V410000+

    Risk: The reduction in the braking system pressure may cause a loss of braking power in the rear braking system, increasing the risk of crash.

    Fix: Braun has notified owners, and dealers will install an adaptor to correct the issue, free of charge. The recall began June 25, 2019. Owners may contact Braun customer service at 1-800-488-0359.

    Braun Corporation (Braun) is recalling certain 2014-2019 Toyota Sienna mobility van conversions. The brake lines may have incorrect tube nut fittings installed, which may cause a pressure drop within the braking system.

  • StructureNov 29, 2016 · NHTSA 16V858000+

    Risk: If door opens while the vehicle is moving, there would be an increased risk of injury to the vehicle occupants.

    Fix: Toyota will notify owners, and dealers will replace the junction block, rear sliding door wire harnesses, and install two sub wire harnesses, free of charge. The recall began on July 28, 2017. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is G04.

    Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2011-2016 Toyota Sienna minivans manufactured January 4, 2010, to August 12, 2016. If the power sliding door is unable to be opened when commanded, such as if the door is frozen shut, the door may subsequently open unexpectedly, possibly while the vehicle is moving.

  • StructureApr 22, 2015 · NHTSA 15V240000+

    Risk: If the clip was damaged during the entertainment system installation, in the event of a side curtain air bag deployment, the trim panel may detach and strike one of the vehicle occupants, increasing the risk of injury.

    Fix: GST will notify owners, and dealers will replace the trim panel securing clip, free of charge. The recall began June 5, 2015. Owners may contact GST customer service at 1-800-444-1074. GST's number for this recall is 15R1.

    Gulf States Toyota, Inc. (GST) is recalling certain model year 2015 Toyota Sienna vehicles manufactured January 23, 2015, to April 13, 2015, and equipped with non-Toyota-brand overhead entertainment accessories installed by GST. During reassembly of the interior after the overhead entertainment system installation, a trim panel securing clip may have been reused instead of being replaced.

  • StructureApr 21, 2015 · NHTSA 15V236000+

    Risk: If the clip was damaged during the entertainment system installation, in the event of a side curtain air bag deployment, the trim panel may detach and strike one of the vehicle occupants, increasing the risk of injury.

    Fix: SET will notify owners, and dealers will replace the trim panel securing clip, free of charge. The recall began on May 22, 2015. Owners may contact SET customer service at 1-866-405-4226. SET's number for this recall is SET15B.

    Southeast Toyota Distributors, LLC (SET) is recalling certain model year 2015 Sienna vehicles manufactured September 1, 2014, to April 13, 2015 and equipped with overhead entertainment accessories installed by SET. During reassembly of the interior after the overhead entertainment system installation, a trim panel securing clip may have been reused instead of being replaced.

  • Air BagsNov 26, 2014 · NHTSA 14V757000+

    Risk: If the assist grip detaches due to CSA deployment, the grip may strike a vehicle occupant, increasing the risk of injury.

    Fix: Toyota will notify owners, and dealers will modify the headliner near the second row overhead assist grip, free of charge. The recall began on January 15, 2015. Owners may contact Toyota customer service at 1-800-331-4331.

    Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2015 Sienna vehicles manufactured September 2, 2014, to November 25, 2014. In the event of a crash that necessitates the deployment of the curtain shield airbag (CSA), the second row overhead assist grips may detach.

Recall repairs are free. Enter your VIN at nhtsa.gov/recalls to see if yours still needs one.

Most reported 2015 Toyota Sienna problems

Owner complaints to NHTSA by system. One complaint can name more than one system.

  • Structure61
  • Unknown or Other44
  • Electrical System44
  • Service Brakes18
  • Engine16
  • Wheels14
  • Power Train12
  • Steering11

2015 Toyota Sienna gas mileage

EPA ratings for each version (city / highway / combined).

VersionEngineCityHwyComb.Fuel / yr
Sienna 2WD3.5 L 6 cyl, Automatic (S6)182521$3,050
Sienna AWD3.5 L 6 cyl, Automatic (S6)162319$3,400

Real-world mileage depends on how and where you drive. Logbay compares your actual MPG with these EPA numbers.

Questions

Does the 2015 Toyota Sienna have any recalls?

Yes. NHTSA lists 6 recalls for the 2015 Toyota Sienna, most recently for the service brakes, hydraulic (Jul 25, 2019). Recall repairs are free at a dealer; check your VIN at nhtsa.gov/recalls.

What are the most common 2015 Toyota Sienna problems?

Owners filed 233 complaints with NHTSA. The most reported areas are structure (61), unknown or other (44), electrical system (44).

What gas mileage does the 2015 Toyota Sienna get?

The EPA rates the 2015 Toyota Sienna at 19 to 21 MPG combined (best version: 18 city / 25 highway).

Sources: NHTSA recalls and owner complaints (api.nhtsa.gov), EPA fuel economy (fueleconomy.gov). Updated Oct 26, 2026. Complaint counts are unverified owner reports.