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EnginePart report

2010 Toyota Sienna Engine Problems

Complaints
5about this part
Share
3%of 172 total for the year
Median mileage
96,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the engine of the 2010 Toyota Sienna, 3% of the 172 complaints for this model year. Where a mileage was given, the median is 96,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The engine failed while entering the highway. All power was lost and vehicle had to be towed to the local Toyota dealer. I was informed today that in order to analyze the problem the engine needs to be removed at $140 per hour approx. 20 hrs of labor. I have given them permission to do this so I can receive a quote as to how much to repair. This Sienna was just in for 125,000 mile service with no known issues. I do not have any type of documentation as of today june 4,2018.”

NHTSA complaint #11099856, filed 2018-06, 125,000 miles

“In motion, when I let up off the accelerator to assess traffic, such as at the top of an on-ramp or other merging situation, then I decide it is safe to merge, and I press the accelerator, the vehicle stalls briefly before catching and accelerating. The engine doesn't sputter or cut off, the vehicle just sits still as though it isn't getting gasoline. I've had a few close calls when attempting to accelerate and merge into traffic. This isn't a gear down-shift/up shift type thing...just a stall. It's not every time I slow down to coast, then decide to accelerate, but sporadically. …”

NHTSA complaint #11081494, filed 2018-03, 45,000 miles

“About 20 minutes away from home we heard some growling and ticking noise from the engine. No instrument warning lights came on. As we pulled into our steep driveway, the oil pressure light started to blink. We shut the engine. Upon inspection, the oil dipstick appeared dry. I added about 4 qts of oil, and started the engine. It sounded normal, and no warning light was displayed. I brought the car to a level area and checked oil again. I added another quart - oil was between the marks on the dipstick. I noticed light dripping from the front area of the engine, near the oil cooler. …”

NHTSA complaint #10861960, filed 2016-04, 96,000 miles

“Toyota Sienna 2010 minivan engine stalls while driving. When driving on highway or on city roads, engine stalls and looses engine power for a few seconds (seemingly happens when shifting gears) when accelerated or decelerated. The engine basically stalls during driving and may lead to sudden vehicle slowness in middle of traffic. The suspected problem advised by Toyota is with transmission and the original cost estimate was $5100 to fix that. …”

NHTSA complaint #10701709, filed 2015-03, 46,847 miles

“The contact owns a 2010 Toyota Sienna. The contact stated while driving approximately 15-20 MPH, the vehicle stalled inadvertently. The check engine warning light, the traction control warning light, and other unknown warning lights illuminated. Additionally, the contact stated that the steering wheel lost power steering functionality. The contact was able to veer to the side of the road. The contact stated that the vehicle failed to restart while in Park; however, the vehicle restarted when he shifted into Neutral. The contact drove the vehicle to his residence. …”

NHTSA complaint #11456022, filed 2022-03, 115,000 miles

Related service bulletins

Engine: other model years

YearComplaintsShare of year
202254%
202185%
2020616%
201949%
201857%
20171510%
201645%
2015167%
2014117%
201374%
201294%
2011234%
201053%
2009105%
2008399%
20074212%
2006111%
2005222%
2004131%
200232%
200121%
200021%
199810%

Other parts of the 2010 Toyota Sienna

Body and structure
57 complaints
Other or unknown
27 complaints
Electrical system
20 complaints
Vehicle speed control
19 complaints
Transmission and drivetrain
17 complaints
Latches, locks and linkages
11 complaints
Steering
11 complaints
Brakes
10 complaints
Air bags
8 complaints
Tires
7 complaints
Wheels
6 complaints
Equipment
5 complaints

← All problems reported for the 2010 Toyota Sienna

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology