INTELLIGENT CRUISE CONTROL INOPERATIVE AND AEB/FEB WARNING LIGHT ON OR RADAR OBSTRUCTION MESSAGE DISPLAYED WITH DTC C1A16 OR C2582 IF YOU CONFIRM IMPORTANT: The purpose of ACTION (on the next page) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair. Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that a described condition may apply t
full bulletin at NHTSA ↗2021 Nissan Sentra brakes problems
severe Owners of the 2021 Nissan Sentra have filed 9 NHTSA complaints about the brakes at roughly $450 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See brakes across all vehicles →
Complaints
9
Recalls
0
Avg fix
$450
| Model year | brakes complaints |
|---|---|
| 2017 Sentra | 9 |
| 2018 Sentra | 14 |
| 2019 Sentra | 14 |
| 2020 Sentra | 14 |
| 2021 Sentra (this page) | 9 |
| 2022 Sentra | 3 |
2crashes
When does it fail?
Of the 9 brakes complaints filed for the 2021 Nissan Sentra, here's the actual mileage breakdown — failures cluster heaviest at 0-25,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
No new NHTSA brakes complaint has been filed on this vehicle in over 3 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering brakes on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
AUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING APPLIED SYSTEMS: Vehicles equipped with a lane camera (see Figure 1) SERVICE INFORMATION If the Automatic Emergency Braking (AEB) warning light or is blinking (but not illuminated steadily) or the customer states it is blinking, and there are no related DTCs, inspect the windshield. A blinking AEB warning light may occur under the following conditions: When contamination or foreign material adhere to the lane camera viewing window on the windshield. When driving while it is snowing or when frost forms on the lane camera viewing window on the windshield. When the lane camera viewing window on the windshield is temporarily fogged up. Fig
full bulletin at NHTSA ↗COMBINATION METER MODULES OR ABS CONTROL UNITS CANNOT BE SWAPPED This bulletin has been amended. See AMENDMENT HISTORY, below. Please discard previous versions of this bulletin.
full bulletin at NHTSA ↗FALSE ACTIVATION OF AEB OR FCW IF YOU CONFIRM The customer states they have experienced false activation and/or unexpected braking of the Automatic Emergency Braking (AEB) or Forward Collision Warning (FCW) system, AND There are no related DTCs stored. ACTION 1. Confirm the current ICC/ADAS 2 part number. 2. Reprogram the ICC/ADAS 2, if applicable.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 2 most recent
The contact owned a 2021 Nissan Sentra. The contact stated that while driving at an undisclosed speed in cruise control mode, the brakes applied independently without being depressed. The check engine and ABS warning lights were illuminated, and the cruise control mode was deactivated. The contact made a local dealer aware of the failure; however, the vehicle was not diagnosed or repaired. The…
This has happened twice while driving down the road, 2021 Nissan Sentra AEB system locked up the brakes with nothing in front of vehicle to cause the system to be activated.
Had brakes trouble with your 2021 Nissan Sentra?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the brakes problem on the 2021 Nissan Sentra?
It's a meaningful issue. 9 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $450.
At what mileage does the brakes typically fail?
Based on the 9 complaints filed, brakes issues most often appear around 15,933 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $450 for brakes repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to brakes?
No active recalls currently cover brakes issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2021/Nissan/Sentra.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.