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Hyundai · Known Issues

2022 Hyundai Elantra Problems: 8 Known Issues

2022 model year · 456+ owner reports · Updated September 2026

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Issue summary

According to Au7o's analysis of 456+ owner reports, the 2022 Hyundai Elantra has 8 documented known issues, with 5 rated critical. The most serious are Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229), Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge), Hybrid Motor Control Unit Software Error Causing Unintended Acceleration After Brake Release (Recall 23V589) ($0-$0 repair), Elantra N Fuel Pump Failure Causing Loss of Drive Power (Recall 24V528) ($0-$0 repair) and Phantom / False Automatic Emergency Braking and Forward Collision Activation ($0-$350 repair). The most commonly reported issue is IVT/CVT Transmission Failure and Power Loss with 456 owner reports. Across all issues with published estimates, repair costs range from $300 to $5,500. DIY maintenance guides at au7o.io.

In This Article

  • Elantra Electrical3
  • Elantra Safety/Recalls2
  • Elantra Fuel System1
  • Elantra Transmission1
  • Elantra Emissions1
  • Recalls13
  • FAQ
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In This Article

  • Electrical3
  • Safety/Recalls2
  • Fuel System1
  • Transmission1
Emissions1
  • Recalls13
  • FAQ
  • All 8 Known Issues

    Filter:
    ALL YEARS202620252024202320222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000

    On the 2011-2022 Hyundai Elantra, hyundai identifies certain 2011-2022 Elantra vehicles with traditional turn-key ignitions and without engine immobilizers as affected by theft methods that bypass the vehicles' security features. Vehicles with push-button start or an immobilizer indicator are not in this software-upgrade population, and eligibility must be confirmed by VIN.

    Common Symptoms

    • Vehicle has a traditional turn-key ignition
    • Vehicle has no push-button start or immobilizer indicator
    • VIN is eligible for a Hyundai anti-theft campaign

    How to Fix

    Use Hyundai's official VIN lookup or contact a dealer. Eligible vehicles receive Campaign 993's free body-control-module anti-theft software and window decals. The key fob must be used as directed to arm the ignition-kill feature. Hyundai provides other remedies, including steering-wheel locks, for certain vehicles that cannot receive the software.

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    Call to confirm they service Hyundai vehicles and check your VIN, recall eligibility, parts availability, and appointment options.

    Research This Issue

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    Manually Verified
    High ConfidenceVerifiedReviewed Aug 2026

    On the 2021-2023 Hyundai Elantra 1.6L Kappa Atkinson Hybrid, elantra Hybrids from the CN7 generation were recalled because a software error in the motor control unit can command drive torque from the traction motor when the driver lifts off the brake pedal, producing unintended acceleration. This is a hybrid-only defect: it lives in the MCU that arbitrates between the 1.6L Atkinson engine and the electric drive motor in the hybrid transaxle, and it does not exist on the conventional 2.0L Smartstream Elantra or on the Elantra N. Owners describe the car surging forward more strongly than expected when creeping in traffic or in a parking lot as the foot comes off the brake - a scenario where the car is close to other vehicles and pedestrians, which is what makes it a crash risk rather than a nuisance.

    Common Symptoms

    • Vehicle surges forward when the brake pedal is released
    • Unexpected acceleration when creeping in traffic or parking
    • Momentary lurch when transitioning from EV to engine drive

    How to Fix

    Free recall remedy. Under NHTSA campaign 23V589000 dealers reflash the motor control unit with corrected software at no charge. Check the VIN at nhtsa.gov/recalls; the campaign covers 2021-2023 Elantra HEV. Owners should not attempt to compensate by two-footing the pedals - get the reflash. If surging persists after the update, have the brake pedal position sensor and the hybrid control module data logged, because a separate sensor fault presents identically.

    Typical repair cost:$0 - $0

    Research This Issue

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    Community Reported
    High ConfidenceVerifiedReviewed Aug 2026

    On the 2021-2022 Hyundai Elantra, cN7-generation Elantras, Elantra Hybrids and the 2022 Elantra N were built with rearview cameras whose internal printed circuit board can be damaged, so the reversing image fails to display on the centre screen. The car then does not comply with FMVSS 111 'Rear Visibility'. Owners describe a black screen, a screen that shows only the parking guideline overlay with no picture, a badly distorted or lined image, or a picture that appears intermittently depending on temperature. Because the guideline overlay is drawn by the head unit rather than the camera, the presence of guidelines on a blank screen is a useful tell that the fault is in the camera module rather than the display. The defect raises the risk of a back-over collision, which is exactly what the standard exists to prevent.

    Common Symptoms

    • Black or blank screen when reverse is selected
    • Parking guidelines display but no camera picture
    • Distorted, striped or flickering backup image
    • Backup image works only intermittently or after warm-up

    How to Fix

    Free recall remedy. Under NHTSA campaign 24V879000 dealers replace the rearview camera assembly at no charge; owner notification letters were mailed 14 January 2025. Before paying for a diagnosis, check the VIN at nhtsa.gov/recalls, because the symptom is easily mistaken for a head-unit fault and independent shops have replaced screens and harnesses for this. If the image is only intermittent it still qualifies - do not wait for total failure.

    Typical repair cost:$0 - $0

    Research This Issue

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    Community Reported
    High ConfidenceVerifiedReviewed Aug 2026

    On the 2021-2022 Hyundai Elantra, nHTSA recall 22V354 includes certain 2021-2022 Hyundai Elantra and Elantra HEV vehicles. A driver- or passenger-side pyrotechnic pretensioner may deploy abnormally in a crash because its pipe can over-pressurize, allowing metal fragments to enter the occupant compartment and injure occupants.

    Common Symptoms

    • The condition may have no warning before a crash
    • An abnormal pretensioner deployment can send metal fragments into the cabin

    How to Fix

    Check the VIN for the applicable Hyundai seat-belt recall and arrange the free dealer repair. Hyundai's remedy secures the pretensioner's micro gas generator and delivery pipe with a cap; vehicles repaired under superseded campaigns may require the newer remedy.

    Research This Issue

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    Manually Verified
    High ConfidenceVerifiedReviewed Aug 2026

    On the 2021-2024 Hyundai Elantra, the Forward Collision-Avoidance Assist (FCA) and Blind-Spot Collision-Avoidance systems can trigger hard automatic emergency braking when no real obstacle is present. Owners report sudden, unprompted braking at 40-65 mph on open road, plus false activation when a vehicle passes closely from behind in an adjacent lane (with Blind Spot set to Active Assist). The abrupt deceleration can cause tire skid and create a rear-end collision hazard. NHTSA has logged dozens of FCA/AEB complaints across 2021-2024 Elantras.

    Common Symptoms

    • Sudden hard braking with no obstacle ahead
    • Red FCA warning flashes on dash
    • Braking triggered by a car passing from behind in an adjacent lane
    • Tires skid from abrupt deceleration
    • Adaptive cruise braking for nonexistent threats
    • Dealer cannot reproduce the fault

    How to Fix

    No full recall as of mid-2026; Hyundai addresses cases individually with radar/front-camera recalibration and FCA control-unit software updates via TSB. Sensitivity can be reduced or FCA temporarily disabled in settings, but it re-enables each key cycle. Document incidents and file an NHTSA complaint; persistent units may qualify under state lemon law. Calibration/software updates are typically warranty-covered.

    Typical repair cost:$0 - $350

    Research This Issue

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    Community Reported
    High ConfidenceVerifiedReviewed Jun 2026

    On the 2022-2023 Hyundai Elantra 2.0L Theta III T-GDI, the 2022-2023 Elantra N with the 2.0L Theta III turbocharged engine was recalled because the fuel pump can fail, cutting fuel delivery and causing a loss of drive power while the car is being driven. On a 276 hp turbo car this is more than an inconvenience - a stall in traffic or at highway speed with no warning is a crash risk. The typical progression owners describe with this class of fault is a hot restart that cranks but will not fire, then intermittent stumbling and power loss under load as the pump's output falls below what the high-pressure side demands, then a hard stall. This is specific to the Elantra N's fuel system and is separate from the fuel pump module and level-sender failures seen on earlier Elantra generations.

    This issue also affects: Genesis G70, Genesis G90, Genesis GV70

    Common Symptoms

    • Engine stalls while driving
    • Loss of drive power with no warning
    • Extended cranking or no-start, especially when hot
    • Stumbling or hesitation under hard acceleration
    • Check engine light with fuel pressure codes

    How to Fix

    Free recall remedy. Under NHTSA campaign 24V528000 dealers update the engine control software - which adds detection and protection logic - and replace the fuel pump assembly where necessary, at no charge. Verify the VIN at nhtsa.gov/recalls. If the car has already been stalling, insist that the pump be replaced rather than accepting the software flash alone, and ask for the fuel pressure test results. Do not keep driving a car that has stalled at speed.

    Typical repair cost:$0 - $0

    Research This Issue

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    Community Reported
    High ConfidenceVerifiedReviewed Aug 2026
    Community reported
    456 owners

    On the 2019-2023 Hyundai Elantra, the Smart Stream IVT (Intelligent Variable Transmission) in newer Elantras has experienced early failures, sometimes before reaching 20,000 miles. Issues include sudden power loss, check engine lights, and RPM fluctuations. Hyundai issued TSB 20-01-047H addressing transmission control module calibration issues.

    This issue also affects: Hyundai Accent, Hyundai Genesis Coupe, Hyundai Kona

    Common Symptoms

    • Check engine light illumination
    • Sudden uncommanded acceleration
    • Random power loss while driving
    • Massive RPM fluctuations
    • Shuddering during acceleration
    • Hesitation from stop

    How to Fix

    Transmission control module (TCU) software update per TSB 20-01-047H. Complete IVT unit replacement if software update fails. Check warranty coverage.

    Owner tips & cautions

    • TipGet a proper diagnosis before replacing parts - similar symptoms can have different causes
    • TipSearch Hyundai Elantra forums and owner groups for real-world experiences and DIY guides
    • TipGet multiple quotes from independent mechanics - dealer prices can be 2-3x higher for the same repair
    Typical repair cost:$0 - $5,500

    Research This Issue

    Based on 456 owner reports

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    Community Reported
    High Confidence456 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026

    On the 2011-2022 Hyundai Elantra, p0420 on the Elantra means the downstream (post-cat) oxygen sensor sees the catalytic converter no longer scrubbing efficiently. On the 2017-2020 Nu 2.0L engine this frequently is not just an aged cat — it is a symptom of the well-documented Nu 2.0L piston-ring/oil-consumption defect (addressed by NHTSA recall campaign 21V722000 for certain 2019-2020 2.0L cars). Oil burned in the combustion chamber poisons and clogs the catalyst, so a converter replaced without fixing oil consumption is quickly re-destroyed. On older Beta/Nu cars P0420 is more commonly a simple worn converter or a lazy/failed downstream O2 sensor.

    This issue also affects: Hyundai Sonata, Hyundai Genesis Coupe, Hyundai Palisade

    Common Symptoms

    • Check engine light on
    • Failed emissions/smog test
    • Rotten-egg (sulfur) smell in some cases
    • Reduced power if converter is clogged
    • Blue exhaust smoke / low oil level if tied to oil consumption

    How to Fix

    Before condemning the converter, run an oil-consumption test (and check for the piston-ring recall if a 2019-2020 2.0L). Rule out a lazy rear O2 sensor and any exhaust leak before the cat first — replace the downstream O2 sensor if switching is sluggish. If the converter is genuinely spent, replace it, but only after the oil-consumption/engine issue is corrected so the new cat survives.

    Typical repair cost:$300 - $1,800

    Research This Issue

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    Community Reported
    High ConfidenceVerifiedReviewed Jul 2026
    NHTSA Recalls13 recalls

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

    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.

    Campaign #24V30800001/05/2024

    SEAT BELTS:FRONT

    Hyundai Motor America (Hyundai) is recalling certain 2021 Elantra, Elantra HEV, Venue, Genesis GV80 and 2022 Genesis GV70 vehicles. In the event of a crash, the front driver-side and/or passenger-side seat belt pretensioner(s) may explode upon deployment.

    Campaign #21V79600013/10/2021

    VISIBILITY:WINDSHIELD

    Hyundai Motor America (Hyundai) is recalling certain 2020-2021 Santa Fe, 2021 Sonata, and Elantra vehicles. During manufacturing, the windshield may not have been properly bonded to the vehicle, allowing it to detach in a crash.

    Campaign #21V00M00028/12/2021

    SEATS:FRONT ASSEMBLY:RECLINER

    Hyundai Motor America (Hyundai) is recalling certain 2021 Elantra vehicles. The driver and front passenger seat back recliners may have been improperly welded.

    Campaign #21V30200028/04/2021

    SEAT BELTS:FRONT

    Hyundai Motor America (Hyundai) is recalling certain 2021-2022 Elantra and 2020 Accent vehicles. In the event of a crash, the front driver and passenger-side seat belt pretensioners may explode upon deployment.

    Campaign #22V21800001/04/2022

    + 8 more recalls. Check all on NHTSA.gov

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    Other Hyundai Models

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    Frequently Asked Questions

    What are the most common Hyundai Elantra problems?

    According to Au7o's analysis of 456+ owner reports, the 2022 Hyundai Elantra has 8 documented issues. The most frequently reported are: Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229), Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge), Hybrid Motor Control Unit Software Error Causing Unintended Acceleration After Brake Release (Recall 23V589). Of these, 5 are rated critical and should be addressed promptly.

    Is the Hyundai Elantra reliable?

    The 2022 Hyundai Elantra has 8 known issues documented across 456+ owner reports. 5 issues are rated critical: Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229) and Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge) and Hybrid Motor Control Unit Software Error Causing Unintended Acceleration After Brake Release (Recall 23V589) and Elantra N Fuel Pump Failure Causing Loss of Drive Power (Recall 24V528) and Phantom / False Automatic Emergency Braking and Forward Collision Activation. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

    How much does it cost to fix common Hyundai Elantra problems?

    Repair costs for known Hyundai Elantra issues range from $0 to $5,500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

    What is the 2021-2022 Hyundai Elantra Front Seat Belt Pretensioner May Explode and Project Metal Fragments (Recall 229)?

    NHTSA recall 22V354 includes certain 2021-2022 Hyundai Elantra and Elantra HEV vehicles. A driver- or passenger-side pyrotechnic pretensioner may deploy abnormally in a crash because its pipe can over-pressurize, allowing metal fragments to enter the occupant compartment and inju… Severity: high.

    What is the 2011-2022 Hyundai Elantra Theft Vulnerability — Missing Engine Immobilizer ('Kia Boyz' / TikTok Challenge)?

    Hyundai identifies certain 2011-2022 Elantra vehicles with traditional turn-key ignitions and without engine immobilizers as affected by theft methods that bypass the vehicles' security features. Vehicles with push-button start or an immobilizer indicator are not in this software… Severity: high.

    What is the 2021-2023 Hyundai Elantra Hybrid Motor Control Unit Software Error Causing Unintended Acceleration After Brake Release (Recall 23V589)?

    Elantra Hybrids from the CN7 generation were recalled because a software error in the motor control unit can command drive torque from the traction motor when the driver lifts off the brake pedal, producing unintended acceleration. This is a hybrid-only defect: it lives in the MC… Repairs typically run $0-$0. Severity: high.

    What is the 2022-2023 Hyundai Elantra Elantra N Fuel Pump Failure Causing Loss of Drive Power (Recall 24V528)?

    The 2022-2023 Elantra N with the 2.0L Theta III turbocharged engine was recalled because the fuel pump can fail, cutting fuel delivery and causing a loss of drive power while the car is being driven. On a 276 hp turbo car this is more than an inconvenience - a stall in traffic or… Repairs typically run $0-$0. Severity: high.

    What is the 2021-2024 Hyundai Elantra Phantom / False Automatic Emergency Braking and Forward Collision Activation?

    The Forward Collision-Avoidance Assist (FCA) and Blind-Spot Collision-Avoidance systems can trigger hard automatic emergency braking when no real obstacle is present. Owners report sudden, unprompted braking at 40-65 mph on open road, plus false activation when a vehicle passes c… Repairs typically run $0-$350. Severity: high.

    What is the 2019-2023 Hyundai Elantra IVT/CVT Transmission Failure and Power Loss?

    The Smart Stream IVT (Intelligent Variable Transmission) in newer Elantras has experienced early failures, sometimes before reaching 20,000 miles. Issues include sudden power loss, check engine lights, and RPM fluctuations. Hyundai issued TSB 20-01-047H addressing transmission co… Repairs typically run $0-$5,500. Severity: medium.

    What is the 2021-2022 Hyundai Elantra Rearview Camera Printed Circuit Board Damage Causing Loss of Backup Image (Recall 24V879)?

    CN7-generation Elantras, Elantra Hybrids and the 2022 Elantra N were built with rearview cameras whose internal printed circuit board can be damaged, so the reversing image fails to display on the centre screen. The car then does not comply with FMVSS 111 'Rear Visibility'. Owner… Repairs typically run $0-$0. Severity: medium.

    What is the 2011-2022 Hyundai Elantra P0420 — Catalyst Efficiency Below Threshold (Bank 1), Often Downstream of Nu 2.0L Oil Consumption?

    P0420 on the Elantra means the downstream (post-cat) oxygen sensor sees the catalytic converter no longer scrubbing efficiently. On the 2017-2020 Nu 2.0L engine this frequently is not just an aged cat — it is a symptom of the well-documented Nu 2.0L piston-ring/oil-consumption de… Repairs typically run $300-$1,800. Severity: medium.

    Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.

    Data sourced from 456+ owner reports, NHTSA recalls, TSBs, and automotive forums.