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Toyota Redundant Sienna

2021 only

211 classified complaints 1 recall

2021 Toyota Redundant Sienna have 211 classified complaints on record for that year specifically, plus 1 recall. The most common issue in this year is Master cylinder and booster, typically surfacing around 73,000 miles.

Computed directly from stored federal records for 2021 model years only — not blended with the rest of this vehicle's production run. See the full Toyota Redundant Sienna report for every year combined.

Where this year fits

2021

2022

Complaints filed per individual model year — highlighted bars link to their own dedicated page.

What breaks, and when — 2021 only

Master cylinder and booster · Brakes 68 complaints

Median onset: 73,000 miles.

Tends to show up later than this model's other issues.

Airbags, seatbelts and restraints · Body and interior 28 complaints

Median onset: 30,000 miles. 10.7% of these reported an injury, a death, or a crash with fire.

Doors, windows, latches, seats and trim · Body and interior 26 complaints

Median onset: 25,648 miles. 3.8% of these reported an injury, a death, or a crash with fire.

ABS module and wheel speed sensors · Brakes 13 complaints

Median onset: 28,000 miles.

Typical repair: $660–$1,260 nationally.

Pads and rotors · Brakes 12 complaints

Onset mileage not consistently reported.

Typical repair: $330–$620 nationally.

Wiring harness, grounds and connectors · Electrical 7 complaints

Onset mileage not consistently reported. 28.6% of these reported an injury, a death, or a crash with fire.

Stalling and no-start · Engine 7 complaints

Onset mileage not consistently reported.

Water leaks and seals · Body and interior 7 complaints

Onset mileage not consistently reported.

From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works. Cost ranges are national estimates from book labor hours and parts pricing, not this vehicle's actual repair history — they don't account for your location or shop type.

Cost estimator: what will this one cost you?

Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.

Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2021 model year. See the full Toyota Redundant Sienna report for every year and full specs/safety data.