2015 Toyota Sienna Forward collision avoidance Problems
- Complaints
- 1about this part
- Share
- 0%of 233 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the forward collision avoidance of the 2015 Toyota Sienna, 0% of the 233 complaints for this model year.
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.
“I have had this car for 7 years. Started having issues a year ago and despite bringing it to Toyota 2x, they cannot tell me what the issue is. I will be driving on a regular flat paved road when the car will suddenly brake and pull me towards the side of the road. I get the ABS code sometimes and also the slip indicator light. I've explained this each x I've brought it in and they have told me it's due to me driving too fast or accidentally having my foot on the brake. LOL I am a typical soccer mom and drive conservatively and don't brake when I don't have to. …”
NHTSA complaint #11652418, filed 2025-04Related service bulletins
- 10203533Oct 4, 2021TSB: For proper calibration of the millimeter wave radar sensor, the vehicle and radar target must be on a level surface with a consistent plane. If a level surface with a…
Forward collision avoidance: other model years
Other parts of the 2015 Toyota Sienna
61 complaintsOther or unknown
48 complaintsElectrical system
44 complaintsBrakes
18 complaintsEngine
16 complaintsWheels
14 complaintsTransmission and drivetrain
12 complaintsSteering
11 complaintsAir bags
9 complaintsSeat belts
8 complaintsSuspension
8 complaintsFuel system
7 complaints
← All problems reported for the 2015 Toyota Sienna
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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