2020 Toyota Sienna: Recalls, Problems & MPG
Here are the deets on the 2020 Toyota Sienna: 2 recalls, 38 owner complaints and up to 21 mpg combined.
Recalls
2 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Steering Vehicle recall #19V532000 · 2019 · 595 vehicles
What's wrong: The steering shaft extensions May have been improperly manufactured, possibly causing the extensions to fracture.
Why it matters: If the steering shaft extension completely fractures, it can cause a loss of steering, increasing the risk of a crash.
The fix: Braun has notified owners, and dealers will replace the steering shaft extensions, free of charge. The recall began July 25, 2019.
Fuel system Vehicle recall #20V682000 · 2020 · 1,525,742 vehicles
What's wrong: The low-pressure fuel pump inside the fuel tank May fail.
Why it matters: If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
The fix: Toyota will notify owners, and dealers will replace the fuel pump assembly with an improved one, free of charge. Owners of specific models were notified that remedy parts were available starting January 21, 2021. Owners of other models will be notified as remedy parts become available. Remedy parts…
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 1 mention a fire, 0 injuries and 0 deaths were reported.
What owners describe
- Transmission & drivetrain (8): the most common themes are warning light on (4), hard / delayed shifting (3), noise or vibration (2).
- Electrical (7): the most common themes are warning light on (3), electrical failure (2).
- Engine (6): the most common themes are warning light on (5), stalls / loses power (2).
- Fuel & propulsion (6): the most common themes are warning light on (2).
The 2020 Toyota Sienna has 38 owner complaints, ranking #23 of 25 Sienna model years for complaints (well below the 342 average). Complaints peaked in 2021 (8 filed that year). The typical problem showed up when the car was about 3 years old, at a median of 14,571 miles. Neighboring years: 2019 (45 complaints, 7 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 3.5 L 6-cyl | Automatic (S8) | Front-Wheel Drive | 19 | 26 | 21 | Regular |
| 3.5 L 6-cyl | Automatic (S8) | All-Wheel Drive | 18 | 24 | 20 | Regular |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2020 Toyota Sienna.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
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FAQ
Does the 2020 Toyota Sienna have any recalls?
Yes. NHTSA lists 2 vehicle recalls for the 2020 Toyota Sienna. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What are the most common 2020 Toyota Sienna problems?
Owners have filed 38 complaints with NHTSA. The most-reported areas are transmission & drivetrain (8), electrical (7), engine (6).
What gas mileage does the 2020 Toyota Sienna get?
EPA ratings run up to 21 mpg combined (3.5 L, Automatic (S8)), across 2 engine and transmission combos.
Where can I get a 2020 Toyota Sienna repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.