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ProblemsByVinFile / 2015-TOYOTA-SIENNANHTSA data synced 12 hours ago
Toyota
2015 Toyota Sienna problems
The 2015 Toyota Sienna has 231 NHTSA owner complaints and 6 active recall campaigns on file. Here's the breakdown — what's serious, what's noise, and what a working mechanic would actually do about it.
The 2015 Toyota Sienna has 231 NHTSA owner complaints and 6 recalls on file (U.S. federal records, as of September 2026). The most-reported system is body at 52 complaints (~$1,500 to repair). Source: NHTSA Office of Defects Investigation.
Average for the segment. Some recurring trouble spots worth knowing about.
0
Critical
6
Severe
0
Moderate
Should you avoid this 2015 Sienna?
Acceptable — with caveats
Worth owning if you verify the specific issues below before you buy.
Electrical system: 41 complaints, classified severe
Reliability score 6.2/10 — around the segment average
6 recall campaigns on file
Our read of the federal NHTSA complaint and recall record for this exact year and model —
not a substitute for a pre-purchase inspection. How we score.
NHTSA crash-test safety ratings
5 / 5 overall
Overall★★★★★5/5
Frontal crash★★★★★4/5
Side crash★★★★★5/5
Rollover★★★★★4/5
Driver-assist features on the tested model:
Electronic stability control: Standard · Forward collision warning: Optional · Lane departure warning: No
Source: NHTSA New Car Assessment Program — tested configuration: 2015 Toyota Sienna VAN AWD. Stars rate crash protection in NHTSA's tests, not overall reliability — see the owner-complaint data below for what actually goes wrong.
Buying a used 2015 Toyota Sienna? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or
make the seller fix it before you sign.
What to inspect on this specific car
body — 52 owner reports
· ~$1,500 to fix
electrical — 41 owner reports
· ~$850 to fix
brakes — 12 owner reports
· ~$450 to fix
steering — 11 owner reports
· ~$700 to fix
⚠ The one to take seriously: electrical is flagged
severe on this model
.
Inspect it closely on a test drive.
Recalls to confirm are done
Run the VIN from the listing — 6 active recalls on this model. Recall repairs are always free.
Verdict for buyers: 6.2/10 model. The priciest documented failure is
engine (~$3,100) — get the
seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report
tells you what this exact car has been through. Smart buyers get both.
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in
this vehicle's actual NHTSA record, not generic advice.
Dash light, leak, worn part — snap it and we'll read it against this car's record.
Photo attached — type a question or just hit Ask.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
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What owners are saying
recent NHTSA-filed complaints · verbatim
2015 Sienna· electrical
The contact owns a 2015 Toyota Sienna. The contact stated that the vehicle failed to start after several attempts. The contact stated that she was quadriplegic and was unable to exit the vehicle because the door lock switch was disengaged but failed to respond. There were no…
Driving 35-55 MPH and going around (usually) a left curve on the highway or interstate, van suddenly brakes, swerves, and traction control/vehicle stability control light pops on. Whole episode lasts a second or two, then its fine. It wont happen again for the duration of the…
We ordered power rear seat that would by pushing a button. We had them the two past sienna we had purchased 2010 & 2013. They we not on the sienna and we were told by dealer that they could not be on this sienna.
Tl* the contact owns a 2015 Toyota sienna. While driving various speeds, both the driver and passenger side view mirrors became loose, which changed the driver's focus of the road. Byers Toyota in delaware, ohio was made aware of the failure and stated that both mirrors would…
Had a problem with your 2015 Toyota Sienna?
File a complaint with NHTSA → It's free and official — owner filings are what build the federal safety record behind this page.
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Vantage Mobility International, LLC (Vantage) is recalling certain 2012-2018 AMS Genesis wheelchair vans, built on a Toyota Sienna vehicles
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.
Braun Corporation (Braun) is recalling certain 2014-2019 Toyota Sienna mobility van conversions
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.
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2011-2016 Toyota Sienna minivans manufactured January 4, 2010, to August 12, 2016
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.
It's got known weak points. With a reliability score of 6.2 out of 10 based on 231 owner complaints filed with NHTSA, the 2015 Toyota Sienna has a higher-than-average rate of reported issues. The areas to watch are listed above. Whether it's worth owning depends on price, condition, and how much repair exposure you can absorb.
Should you avoid the 2015 Toyota Sienna?
The 2015 Toyota Sienna is acceptable, with specific caveats. Worth owning if you verify the specific issues below before you buy. The record behind that call: Electrical system: 41 complaints, classified severe; Reliability score 6.2/10 — around the segment average; 6 recall campaigns on file. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2015 Toyota Sienna?
Inspect the body first — it's the most-reported issue on this model, with 52 owner complaints filed. Average repair cost runs about $1,500 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2015 Toyota Sienna a good used car to buy?
It scores 6.2 out of 10 on our NHTSA-based read of 231 owner complaints. The main thing to watch is body. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2015 Toyota Sienna?
Based on NHTSA records, the most-reported issue is body, with 52 complaints filed. Average repair cost runs about $1,500 at an independent shop.
What's the most expensive thing that goes wrong?
The body is one of the costlier repair items. Average repair cost runs about $1,500 at an independent shop. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Toyota Sienna has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2015 Toyota Sienna?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 231 complaints on file and the costliest repair averaging $1,500, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.
Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database, last synced 12 hours ago. Verify the raw federal record at
nhtsa.gov/vehicle/2015/Toyota/Sienna.
Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics.
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