2021 Mazda CX-30 Lane departure Problems
- Complaints
- 1about this part
- Share
- 1%of 101 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 lane departure of the 2021 Mazda CX-30, 1% of the 101 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.
“The I-Activesense camera disables all the time while driving. It disabled cruise control, LKA and LKA warning as well as auto high beams. While driving at highway speeds, when the vehicle drifts slightly over the line it does not get corrected nor do I receive ANY warning. It's almost as if the system knows it's there but doesn't want to turn on. While I was driving one day, it was very windy and the wind blew my car into the other lane slightly and almost collided with a vehicle. If the system was working that would not have happened. …”
NHTSA complaint #11721948, filed 2026-03Related service bulletins
- 11008423Sep 7, 2024The Blind Spot Monitoring (BSM) system can malfunction with the following symptoms if the rear side radar sensors are installed facing the wrong direction. BSM system indicates…
Lane departure: other model years
Other parts of the 2021 Mazda CX-30
49 complaintsElectrical system
14 complaintsForward collision avoidance
12 complaintsVisibility (wipers, defrost, mirrors)
11 complaintsOther or unknown
10 complaintsBrakes
8 complaintsTransmission and drivetrain
8 complaintsVehicle speed control
8 complaintsAir bags
3 complaintsFuel system
3 complaintsSeats
2 complaintsExterior lighting
1 complaints
← All problems reported for the 2021 Mazda CX-30
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