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Lane departurePart report

2023 Subaru Ascent Lane departure Problems

Complaints
2about this part
Share
4%of 45 total for the year
Median mileage
—not reported
Trend
Too newThis model year is less than 4 years old, so a trend is not meaningful yet.

NHTSA recorded 2 complaints about the lane departure of the 2023 Subaru Ascent, 4% of the 45 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.

“Incident Description – Event 1 On August 28, 2025, at approximately 4:45 p.m. while driving on Sugar Ridge Road, my 2023 Subaru Ascent suddenly jerked violently into the left lane without warning while the EyeSight Driver Assist system was active. I had to take immediate corrective action to maintain control and avoid a head-on collision. This behavior has occurred on multiple occasions under similar circumstances. My husband has also experienced the same issue while driving, which demonstrates this is not an isolated event. …”

NHTSA complaint #11687439, filed 2025-09

“Subaru Eyesight will turn off randomly while driving or while parked (turn the vehicle off, unlock the door, sit for a minute or two and when restarting the vehicle, eyesight indicator is orange - off. Example - getting fuel at a full service gas station. Yes the vehicle is available for inspection. Our safety is put at risk. Once Eyesight is off it will not reset/restart, so you are driving without the number one Subaru safety feature. We can reproduce the error. The Dealer just looked at the codes and said it was normal operation. …”

NHTSA complaint #11557423, filed 2023-11

Related service bulletins

Lane departure: other model years

YearComplaintsShare of year
202517%
202324%
202235%
20211514%
202041%
201920%

Other parts of the 2023 Subaru Ascent

Brakes
10 complaints
Other or unknown
8 complaints
Forward collision avoidance
7 complaints
Visibility (wipers, defrost, mirrors)
6 complaints
Tires
5 complaints
Electrical system
4 complaints
Air bags
3 complaints
Engine
3 complaints
Transmission and drivetrain
3 complaints
Vehicle speed control
3 complaints
Seats
2 complaints
Wheels
2 complaints

← All problems reported for the 2023 Subaru Ascent

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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