2018 Subaru Legacy Lane departure Problems
- Complaints
- 4about this part
- Share
- 3%of 117 total for the year
- Median mileage
- 34,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the lane departure of the 2018 Subaru Legacy, 3% of the 117 complaints for this model year. Where a mileage was given, the median is 34,000 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.
“Driving to work early this am no vehicles in front of me and all of a sudden a hear a small pop and look over to notice my passenger side windshield has a crack in it.”
NHTSA complaint #11416397, filed 2021-05, 34,000 miles“The driver’s side airbag of 2018 Subaru Legacy deployed as I was reversing out of a parking lot going approximately 5mph. It has not been fixed due to the company’s negligence. One of Subaru’s accident advocate specialist claimed the engineer found a mysterious brown liquid that caused the airbag to deploy although I had not been in the car for two hours nor was I drinking any substances; especially “brown”. My and other’s safety was put at risk to a degree that is fatal, I was a short distance from the highway to head home. …”
NHTSA complaint #11580183, filed 2024-03“My car's belt had been screeching for a few weeks. I was planning on taking my car in the next day. When i turned my car off, all the electrical went out and it started smoking on the driver's side. I got my car towed to the nearest auto shop. They replaced the battery and belt and yet the electrical was still out. When they tested the fuse, the driver's mirror caught on fire and was smoking. Thank goodness I was not driving when this occurred as that could have been scary. They replaced the fuse, but now I can't auto up / down my window. …”
NHTSA complaint #11570260, filed 2024-02Related service bulletins
- 11021263Jul 29, 2025This announcement provides information about a Subaru of America, Inc. preliminary settlement in a class action lawsuit regarding the EyeSight system in certain Subaru vehicles.
Lane departure: other model years
Other parts of the 2018 Subaru Legacy
40 complaintsVisibility (wipers, defrost, mirrors)
32 complaintsOther or unknown
29 complaintsEngine
10 complaintsFuel system
8 complaintsBrakes
6 complaintsSteering
4 complaintsBody and structure
4 complaintsAir bags
3 complaintsBack-over prevention (rear camera)
3 complaintsSuspension
3 complaintsVehicle speed control
3 complaints
← All problems reported for the 2018 Subaru Legacy
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 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