AutoUtility currently tracks 29 official NHTSA owner defect complaints for the 2023 Nissan Altima. Electrical System issues are the most frequently reported category, appearing in 10 complaints (34.5% of submitted records). Among these NHTSA complaint records, 5 filings cite a crash, 1 cites a fire, 1 reports one or more injuries.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
10 owner complaints submitted to NHTSA ODI for this subsystem.
6 owner complaints submitted to NHTSA ODI for this subsystem.
5 owner complaints submitted to NHTSA ODI for this subsystem.
4 owner complaints submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"While traveling at highway speed, the vehicle suddenly began slowing down. Pressing the accelerator caused the engine RPM to increase, but the vehicle would not accelerate. I was forced to pull onto the shoulder. After restarting the vehicle, it would no longer move in either forward or reverse and..."
"I was driving down the freeway at about 70 miles an hour. When a warning came up, saying engine malfunction power reduced, the car then started the shaking a bit and not getting any power. Smoke started pouring out of the hood. I then pulled over open the hood. It was then on fire(small).I put it..."
"Reporting a severe hydraulic/mechanical braking defect on a 2023 Nissan Altima with only 26,820 miles. Vehicle experiences persistent 'spongy' brake pedal feel, premature metal-on-metal rotor gouging, and severely darkened/degraded brake fluid, indicating a systemic hydraulic component failure or..."
"During a traffic incident on March 26 2026 I was the driver of the 2023 Nissan Altima SL and I suffered unnecessary bodily injury due to the AEB system. I was in a forward collision, the warning indicator did not go off, and the AEB may have went off after the crash unnecessarily causing major..."
"The engine mounted high pressure fuel pump became loose and unseated because the engine-side mounting threads failed. The pump lifted off its mounting surface, the head of the engine, and oil came out around the top of the engine. This failure caused sudden loss of engine power and created a..."
Reported defect complaint volume across sibling model years (2015–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Nissan Altima | 947 | 45 | 10 | View 2015 Problems → |
| 2016 Nissan Altima | 552 | 28 | 4 | View 2016 Problems → |
| 2017 Nissan Altima | 390 | 24 | 3 | View 2017 Problems → |
| 2018 Nissan Altima | 225 | 11 | 2 | View 2018 Problems → |
| 2019 Nissan Altima | 229 | 22 | 7 | View 2019 Problems → |
| 2020 Nissan Altima | 178 | 16 | 6 | View 2020 Problems → |
| 2021 Nissan Altima | 69 | 6 | 2 | View 2021 Problems → |
| 2022 Nissan Altima | 20 | 4 | 0 | View 2022 Problems → |
| 2023 Nissan Altima Current Page | 29 | 5 | 0 | Current |
| 2024 Nissan Altima | 41 | 7 | 1 | View 2024 Problems → |
| 2025 Nissan Altima | 6 | 1 | 2 | View 2025 Problems → |
| 2026 Nissan Altima | 0 | 0 | 0 | View 2026 Problems → |
Complete distribution of consumer defect reports across all 18 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 6 | 0 | 0 | 0 | 0 |
| Engine NHTSA category: ENGINE | 4 | 0 | 1 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 3 | 0 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Forward Collision Avoidance NHTSA category: FORWARD COLLISION AVOIDANCE | 1 | 1 | 0 | 2 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 1 | 0 | 0 | 0 | 0 |
| Seat Belts NHTSA category: SEAT BELTS | 1 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES, HYDRAULIC | 1 | 1 | 0 | 0 | 0 |
| SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 1 | 1 | 0 | 0 | 0 |
| STEERING,SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 1 | 1 | 0 | 0 | 0 |
| Tires NHTSA category: TIRES | 1 | 0 | 0 | 0 | 0 |
| Vehicle Speed Control NHTSA category: VEHICLE SPEED CONTROL | 1 | 1 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2023 Nissan Altima
In official NHTSA consumer records, the most frequently cited issue area for the 2023 Nissan Altima is Electrical System, appearing in 10 records (34.5% of submitted filings).
Secondary reported categories include Engine & Cooling (6) and Driver Assistance & Safety Tech (5).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 29 consumer defect complaints and 0 safety recall campaigns for the 2023 Nissan Altima.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2023 Nissan Altima, 5 filings cite a crash, 1 cite smoke or fire, and 1 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.