NHTSA FEDERAL EVIDENCE AUDITAudited: 2026-08-24

2023 Nissan Altima Common Problems & Defect Telemetry

Authoritative defect intelligence synthesized from 29 verified NHTSA owner complaints, 0 federal safety recalls, and interquartile failure mileage telemetry.

Data Grade: MEDIUM9 Odometer Verified EntriesMethodology
Executive AI Defect Summary

The 2023 Nissan Altima receives a 7.1/10 MazicBay Reliability Index based on 29 verified NHTSA federal complaints and 0 safety recalls. The primary reported failure mode is Electrical Parasitic Drain, Infotainment & Harness Reports with a median failure point at 30,017 miles (IQR: 22,61533,911 mi). Out-of-warranty repairs benchmark at $280 – $850 .

Nissan Altima PlatformNissan Altima Series
DLC Port: Under driver side dashboard to the right of hood release

*Representative vehicle platform imagery. Body styling varies across generations.

MazicBay Reliability Index
7.1 / 10

2.3 complaints / 10k sold

NHTSA Owner Complaints
29

Verified US federal records

Safety Severity Grade
Critical Risk

Crash, fire & stall audit

Federal Safety Recalls
0

0 Active / Free Remedies

Switch Altima Model Year (2014–2025)
Defect Clustering

Top Reported Problem Clusters (7)

Ranked by NHTSA Complaint Frequency
#1 ELECTRICAL SYSTEM & BATTERYMedium Severity84% Match Confidence

Electrical Parasitic Drain, Infotainment & Harness Reports

11
Federal Complaints
Failure Mileage (Median):30,017 milesIQR: 22,61533,911 mi
Estimated Repair Cost:$280 – $850 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Unexplained battery drain after sitting overnight
  • Infotainment display / instrument cluster blackouts
  • Accessory malfunction / alternator fault warnings
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11738897 • Filed: 05/19/2026Odometer: 26,820 mi

​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...

ODI #11717164 • Filed: 02/11/2026

I purchased my car earlier this year. Paid in full. After having it for about 3 months I had to get a new battery. Now, about 2 months later I’m having to get a new alternator. A licensed car mechanic purchased the battery and put it on. The alternator, I went to the Nissan de...

ODI #11713813 • Filed: 01/28/2026

Attempted to start 2023 Nissan Altima. Engine did not turn over. Dashboard lights came on and then shut off. No further response. Had Altima towed to Nissan Dealer and after two weeks of sitting at the dealership. We were informed that the BCM unit needed to be replaced and fo...

#2 ENGINE & COOLINGCritical Severity80% Match Confidence

Engine Stalling, Oil Consumption & Cooling Defect Reports

8
Federal Complaints
Failure Mileage (Median):47,030 milesIQR: 40,12253,937 mi
Estimated Repair Cost:$950 – $3,200 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Engine sudden stall / hesitation while driving
  • Abnormal oil burning / consumption
  • Check Engine Light (MIL) flashing
  • Engine overheating / coolant loss
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11749881 • Filed: 07/12/2026

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 ...

ODI #11747812 • Filed: 07/01/2026

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 ...

ODI #11730481 • Filed: 04/10/2026Odometer: 60,845 mi

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 powe...

#3 BRAKING SYSTEM & ABSCritical Severity81% Match Confidence

Service Brakes, ABS Actuator & Master Cylinder Reports

5
Federal Complaints
Failure Mileage (Median):26,820 milesIQR: 26,82026,820 mi
Estimated Repair Cost:$350 – $1,100 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Spongy or hard brake pedal travel
  • ABS / Brake warning light illuminated
  • Extended stopping distance / pedal vibration
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11738897 • Filed: 05/19/2026Odometer: 26,820 mi

​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...

ODI #11678357 • Filed: 08/04/2025

A car slammed on brakes in front of me and I hit the brakes but my car still hit the other car messing it up pretty badly. No one was hurt but the car has stopped automatically before, it’s like the sensors couldn’t tell I vehicle had stopped or was even in front of me.

ODI #11638116 • Filed: 01/23/2025

The contact owns a 2023 Nissan Altima. The contact stated while driving at 10 MPH on a snowy hill road, the ABS warning light illuminated. The contact stated that the ABS independently enabled, the vehicle jerked and veered off the road. The rear passenger side of the vehicle ...

#4 STEERING & SUSPENSIONCritical Severity65% Match Confidence

Electric Power Steering Assist & Suspension Noise Reports

5
Federal Complaints
Failure Mileage (Median):32,000 milesIQR: 32,00032,000 mi
Estimated Repair Cost:$450 – $1,400 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of electric power steering assist
  • Steering wheel pull or highway wander
  • Clunking / knocking noise over bumps
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11730673 • Filed: 04/12/2026

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 unnecessar...

ODI #11690462 • Filed: 09/30/2025Odometer: 32,000 mi

P235 /40 R19 92V tires came with 2023 vehicle purchase. Two years following purchase, there are 2 large sidewall cracks at 32,000 miles for the front driver side tire even though the manufacturer mileage warranty is 70,000 miles. One out of four tires exhibiting this issue. Fi...

ODI #11671192 • Filed: 07/03/2025

This is my second complaint on this vehicle I have brought my car back multiple times for this issue and I keep getting they have found nothing wrong I feel very unsafe driving this car it stalls frequently while I’m driving I’ve been in the middle of very busy intersections I...

#5 AIRBAGS & SAFETY RESTRAINTSCritical Severity65% Match Confidence

Airbag Occupant Detection & Inflator Defect Reports

5
Federal Complaints
Failure Mileage (Median):55,000 milesIQR: 35,00075,000 mi
Estimated Repair Cost:$400 – $1,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA Campaign Audit
Reported Defect Symptoms
  • SRS Airbag warning lamp illuminated
  • Passenger occupant classification sensor failure
  • Seat belt retractor lockup
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (3)
ODI #11730673 • Filed: 04/12/2026

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 unnecessar...

ODI #11638116 • Filed: 01/23/2025

The contact owns a 2023 Nissan Altima. The contact stated while driving at 10 MPH on a snowy hill road, the ABS warning light illuminated. The contact stated that the ABS independently enabled, the vehicle jerked and veered off the road. The rear passenger side of the vehicle ...

ODI #11590510 • Filed: 05/24/2024

Right rear Seatbelt was not connected to car frame at bitter end. Bolt and seatbelt end were tucked behind seat cushion vice bolted and torqued to support bracket. Discovered upon first use of rear passenger seat.

#6 TRANSMISSION & DRIVETRAINLow Severity83% Match Confidence

Transmission Hesitation, Hard Shifting & Slipping Reports

1
Federal Complaints
Failure Mileage (Median):55,000 milesIQR: 35,00075,000 mi
Estimated Repair Cost:$1,400 – $3,800 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Hard gear shifts / delayed engagement into Drive/Reverse
  • Transmission shudder / jerking under acceleration
  • Transmission slipping between gears
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (1)
ODI #11749881 • Filed: 07/12/2026

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 ...

#7 FUEL SYSTEM & INJECTIONLow Severity65% Match Confidence

Fuel Pump Pressure Loss & Fuel Delivery Defect Reports

1
Federal Complaints
Failure Mileage (Median):60,845 milesIQR: 60,84560,845 mi
Estimated Repair Cost:$650 – $1,250 MazicBay Repair Intelligence Model
Recall Status:Out-of-Pocket / TSB RemedyNHTSA Campaign Audit
Reported Defect Symptoms
  • Sudden loss of propulsion power at highway speeds
  • Extended engine cranking / failure to restart
  • Fuel odor near fuel tank / engine bay
Potentially Associated OBD-II Codes

Correlated via MazicBay Diagnostic Engine (not NHTSA verified fact).

Sample Verified NHTSA Evidence Records (1)
ODI #11730481 • Filed: 04/10/2026Odometer: 60,845 mi

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 powe...

Pre-Purchase Inspection Checklist for 2023 Nissan Altima

Before purchasing a used 2023 Nissan Altima, perform the following targeted inspections based on reported federal defect patterns:

1. Cold Start & Idle Diagnostics

Scan the OBD-II port under the dash for pending freeze-frame codes (e.g. P0300 misfires, P0087 fuel rail pressure, P0420 catalytic efficiency).

2. Transmission Shift Quality Audit

Test vehicle at low-speed stop-and-go and highway merges. Check for delayed reverse engagement or gear shift shudder between 2nd and 3rd gears.

3. Federal Recall Completion Check

Verify that all 0 NHTSA safety recall campaigns have been performed by an authorized dealership using the VIN.

4. Electrical & Infotainment Drain Check

Ensure the instrument cluster, center screen, and auxiliary charging ports operate with stable 12.0V–14.4V alternator voltage.

Frequently Answered Questions

Defect & Reliability Q&A: 2023 Nissan Altima

Is the 2023 Nissan Altima a reliable used car?

The 2023 Nissan Altima earns a 7.1/10 MazicBay Reliability Index based on 29 federal owner reports. Vehicles maintained under factory service schedules exhibit strong longevity past 150,000 miles.

What is the most frequent defect reported on the 2023 Nissan Altima?

The leading complaint category is Electrical Parasitic Drain, Infotainment & Harness Reports, with a median failure point around 30,017 miles (IQR: 22,61533,911 mi).

Are there free recall repairs available for the 2023 Nissan Altima?

Yes, the NHTSA records 0 safety recall campaign(s) for this model year. All safety recalls are performed 100% free of charge by authorized franchise dealerships regardless of vehicle warranty status.