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2016 Toyota Sienna: engine and transmission complaints

NO ELEVATED SIGNAL
10%
6 of 75 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2016 Toyota Sienna. Engine, transmission and fuel system account for 10% of relevant complaints.

Better than 97% of the 1,230 model years we track (2010–2023).

NHTSA data checked September 13, 2026
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Drivetrain complaints
6
engine, transmission, fuel
Total complaints
75
this model year
Fires reported
1
owner-reported
Recall campaigns
5
7 crashes · 6 injuries

Complaints by component

STRUCTURE26 · 35%
UNKNOWN OR OTHER14 · 19%
ELECTRICAL SYSTEM9 · 12%
SEAT BELTS6 · 8%
WHEELS5 · 7%
AIR BAGS5 · 7%

The years either side

2010
17%
27 of 172
2011
16%
63 of 614
2012
18%
29 of 247
2013
16%
25 of 183
2014
17%
25 of 163
2015
16%
33 of 231
2016
10%
6 of 75
2017
43%
60 of 153
2018
47%
30 of 70
2019
38%
15 of 45
2020
41%
15 of 38
2021
11%
15 of 165
2022
9%
10 of 119
2023
no data

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

POWER TRAIN02/11/2024
After 80,000 miles have a loud whirling sound coming from rear, after inspection and online investigation found many many others with same issue, the dust cover and or o-ring doesn’t properly protect the rear bearing in the coupler. So while the fix is to remove the rear differential coupler, and replace the bearing wi…
SEAT BELTS,UNKNOWN OR OTHER,ENGINE02/27/2023
What component or system failed or malfunctioned, and is it available for inspection upon request? The engine/transmission and the vehicle is available for inspection upon request. How was your safety or the safety of others put at risk? While driving the vehicle at the rate of 55-60 mph, the vehicle came to a comple…
ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM12/12/2019FIRE
OUR 2016 TOYOTA SIENNA SPONTANEOUSLY CAUGHT FIRE WHILE PARKED IN OUR DRIVEWAY AFTER RETURNING FROM A SHORT DRIVE. AFTER PULLING INTO OUR DRIVEWAY AND SHUTTING OFF THE IGNITION, MY WIFE SMELLED SMOKE AS SHE WAS EXITING THE PARKED VEHICLE. THIS SMOKE INTENSIFIED AND QUICKLY ACCELERATED BECOMING AN ENGINE COMPARTMENT FIRE…

Three of 6 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (5)

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
Braun Corporation (Braun) is recalling certain 2014-2019 Toyota Sienna mobility van conversions. The brake lines may have incorrect tube nut fittings installed, which ma…
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
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 …
STRUCTURE:BODY:DOOR
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2011-2016 Toyota Sienna minivans manufactured January 4, 2010, to August 12, 2016. If t…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2016 Toyota Sienna

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.