NHTSA FEDERAL EVIDENCE AUDITAudited: 2026-08-24

2024 Hyundai Elantra Common Problems & Defect Telemetry

Authoritative defect intelligence synthesized from 52 verified NHTSA owner complaints, 1 federal safety recalls, and interquartile failure mileage telemetry.

Data Grade: MEDIUM12 Odometer Verified EntriesMethodology
Executive AI Defect Summary

The 2024 Hyundai Elantra receives a 7.3/10 MazicBay Reliability Index based on 52 verified NHTSA federal complaints and 1 safety recalls. The primary reported failure mode is Electrical Parasitic Drain, Infotainment & Harness Reports with a median failure point at 3,000 miles (IQR: 1,8757,750 mi). Out-of-warranty repairs benchmark at $280 – $850 .

Hyundai Elantra PlatformHyundai Elantra Series
DLC Port: Behind fuse cover panel on driver left knee dashboard

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

MazicBay Reliability Index
7.3 / 10

4 complaints / 10k sold

NHTSA Owner Complaints
52

Verified US federal records

Safety Severity Grade
Critical Risk

Crash, fire & stall audit

Federal Safety Recalls
1

1 Active / Free Remedies

Switch Elantra Model Year (2014–2025)
Defect Clustering

Top Reported Problem Clusters (6)

Ranked by NHTSA Complaint Frequency
#1 ELECTRICAL SYSTEM & BATTERYCritical Severity83% Match Confidence

Electrical Parasitic Drain, Infotainment & Harness Reports

19
Federal Complaints
Failure Mileage (Median):3,000 milesIQR: 1,8757,750 mi
Estimated Repair Cost:$280 – $850 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA 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 #11742737 • Filed: 06/08/2026

The contact owns a 2024 Hyundai Elantra. The contact stated that while driving 40 MPH, the tachometer, the odometer, and the power steering became inoperable, nearly causing the contact to drive off the road. Additionally, the turn signal lights were not functioning. All the w...

ODI #11706638 • Filed: 12/22/2025

I randomly get warning lights that my camera is disabled for Lane Departure Warning, Blind Spot Warning, Forward Collision warning, Lane Assist Warning. Each warning message I get comes one after the other stating CAMERA disabled. After a few minutes of driving, all the orange...

ODI #11703722 • Filed: 12/08/2025Odometer: 2,000 mi

The vehicle has less than 2,000 miles on it being a 2024 model (hybrid limited) and on more than 2 occasions without warning the car will be dead while parked. No accessories left plugged in to cause drainage, no warning from the MyHyundai bluelink app, and the dealers are com...

#2 ENGINE & COOLINGCritical Severity76% Match Confidence

Engine Stalling, Oil Consumption & Cooling Defect Reports

14
Federal Complaints
Failure Mileage (Median):5,050 milesIQR: 2,5758,250 mi
Estimated Repair Cost:$950 – $3,200 MazicBay Repair Intelligence Model
Recall Status:Under Investigation / Recall AuditNHTSA 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 #11741490 • Filed: 06/02/2026

The contact owns a 2024 Hyundai Elantra. The contact stated that while driving, check engine light illuminated, with a loss of power when accelerating. The vehicle was taken to the dealer where it was diagnosed with power train failure and received diagnostic code P040100. The...

ODI #11719249 • Filed: 02/19/2026

ON FEBUARY 8 TH 2026 WAS DRIVEING ON HIGHWAY AT 65MPH SPEED AND CAR SUDENLY WAS DROPPING SPEED AND CHECK ENGINE LIGHT CAME ON CAR WOULD NOT PICK UP SPEED KEPT ON DROPPING SO I PULLED OVER THE CLOSET PLACE WAS SCARY IF IT HAD STALLED IN MIDDLE OF HIGHWAY COULD HAVE BEEN IN MAJO...

ODI #11703440 • Filed: 12/06/2025

The Gas pedal, would not work as I was trying to accelerate when going from the ramp onto the freeway. The pedal had no pump in it, it just went all the way down as I was trying to press and the car started slowing down. I had to pull over on the side of the freeway and restar...

#3 STEERING & SUSPENSIONCritical Severity75% Match Confidence

Electric Power Steering Assist & Suspension Noise Reports

13
Federal Complaints
Failure Mileage (Median):35,000 milesIQR: 35,00035,000 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 #11742737 • Filed: 06/08/2026

The contact owns a 2024 Hyundai Elantra. The contact stated that while driving 40 MPH, the tachometer, the odometer, and the power steering became inoperable, nearly causing the contact to drive off the road. Additionally, the turn signal lights were not functioning. All the w...

ODI #11727255 • Filed: 03/26/2026Odometer: 35,000 mi

The vehicle experienced significant vibration at highway speeds and during braking within the first 6 months of ownership. The issue was confirmed by a dealership, and the rotors were resurfaced as a corrective action. The problem has now returned, and the rear brakes have wor...

ODI #11699588 • Filed: 11/15/2025

Horn is not working. After I hit 10k miles it suddenly no longer has worked, I am currently at 34250k miles and received a recall letter from hyundai themselves in case of any issues with the car but I don't have the paper. I went to dealer one time to give it a look but they ...

#4 BRAKING SYSTEM & ABSCritical Severity67% Match Confidence

Service Brakes, ABS Actuator & Master Cylinder Reports

6
Federal Complaints
Failure Mileage (Median):25,500 milesIQR: 20,75030,250 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 #11727255 • Filed: 03/26/2026Odometer: 35,000 mi

The vehicle experienced significant vibration at highway speeds and during braking within the first 6 months of ownership. The issue was confirmed by a dealership, and the rotors were resurfaced as a corrective action. The problem has now returned, and the rear brakes have wor...

ODI #11701567 • Filed: 11/25/2025

When I am using cruise control, my car will just randomly slam on its breaks. I have taken my car into the dealer multiple times, and they have written it off everytime. They have said it’s “direct sunlight” yet I can prove it’s not happening in the sunlight. It happened again...

ODI #11695151 • Filed: 10/22/2025

The mounted brake light went out 3 days after my purchase. It worked again after i turned the off the car and turned it back on. However, this kept happening that past two years. I noticed it has to do something with the wiring. It is a dangerous issue and will be sending it t...

#5 TRANSMISSION & DRIVETRAINLow Severity85% Match Confidence

Transmission Hesitation, Hard Shifting & Slipping Reports

3
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 (3)
ODI #11741490 • Filed: 06/02/2026

The contact owns a 2024 Hyundai Elantra. The contact stated that while driving, check engine light illuminated, with a loss of power when accelerating. The vehicle was taken to the dealer where it was diagnosed with power train failure and received diagnostic code P040100. The...

ODI #11682274 • Filed: 08/21/2025

While it may sound bizarre, I can definitively demonstrate that whenever I am present inside a car, the car become very unstable and bouncy and unsafe to operate. Not only does it not steer straight the car also becomes incapable of coasting smoothly and is constantly racing o...

ODI #11595178 • Filed: 06/18/2024

Vehicle shut off 8 times on my wife while driving. Check engine light did come on with a warning from the vehicle stating a possible issue with our Engine Control System. Shortly after, while ON the roadway, at about 35-40 mph, the car completely shut off. Luckily my wife was ...

#6 AIRBAGS & SAFETY RESTRAINTSCritical Severity66% Match Confidence

Airbag Occupant Detection & Inflator Defect Reports

3
Federal Complaints
Failure Mileage (Median):20,000 milesIQR: 20,00020,000 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 #11695597 • Filed: 10/25/2025Odometer: 20,000 mi

2024 Hyundai Elantra horn failed, and has to be replaced at under 20,000 miles. Safety of myself and occupants was put at risk when another oncoming vehicle was not paying attention and veered in my lane going 75 mph and my horn would not work to call their attention back to t...

ODI #11652401 • Filed: 04/02/2025

The contact owned a 2024 Hyundai Elantra. The contact stated that while stopped in traffic on a three-lane highway, another vehicle with a distracted driver crashed into the rear driver’s side and side-swiped the vehicle up to the front driver’s side door of the contact’s vehi...

ODI #11647170 • Filed: 03/08/2025

Towards the end of January, my car computer was reset because the car was telling me that I needed an oil change early and the dealership told me it could just be a computer issue. I then took my car to get an oil change and full vehicle inspection on February 24th, 2 days aft...

Safety Enforcement

Official NHTSA Safety Recalls (1)

100% Free Dealer Repair
NHTSA Campaign #24V308000Reported: 01/05/2024

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

Summary: Hyundai Motor America (Hyundai) is recalling certain 2024 Elantra, Venue, and Kona vehicles. An electrical short circuit may occur in the exhaust gas recirculation (EGR) valve assembly, which can result in a loss of drive power.

Safety Consequence: A loss of drive power increases the risk of a crash.
Manufacturer Remedy: Dealers will replace the exhaust gas recirculation valve assembly, free of charge. Owner notification letters were mailed June 28, 2024. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 260.

Pre-Purchase Inspection Checklist for 2024 Hyundai Elantra

Before purchasing a used 2024 Hyundai Elantra, 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 1 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: 2024 Hyundai Elantra

Is the 2024 Hyundai Elantra a reliable used car?

The 2024 Hyundai Elantra earns a 7.3/10 MazicBay Reliability Index based on 52 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 2024 Hyundai Elantra?

The leading complaint category is Electrical Parasitic Drain, Infotainment & Harness Reports, with a median failure point around 3,000 miles (IQR: 1,8757,750 mi).

Are there free recall repairs available for the 2024 Hyundai Elantra?

Yes, the NHTSA records 1 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.