YearToAvoid

2019 Hyundai Ioniq Hybrid Reliability Data: Problems & Recalls

Avoid The 2019 Hyundai Ioniq Hybrid ranks worst of the 6 model years covered, with a complaint index of 100 and 16 complaints tied mainly to engine problems (56% share). It carries one recall for wheel lug nuts and is rated Avoid relative to other Ioniq Hybrid years.

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

YearToAvoid Scorecard

Complaint Index
100/100
#1 of 6 Ioniq Hybrid years
Verdict
Avoid
vs. other years of this model
Complaints
16
unique NHTSA reports
Recalls
1
distinct NHTSA campaigns
Crashes
5
reported in complaints
Fires
1
Injuries
4
Top issue
Engine
Best nearby year
2018
rated Best

Top 2019 Hyundai Ioniq Hybrid problems

Share of this year’s NHTSA complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine9 (56%)
  2. Electrical System4 (25%)
  3. Brakes3 (19%)
  4. Collision Avoidance & Cameras2 (13%)
  5. Fuel System2 (13%)
  6. Other2 (13%)
  7. Transmission & Powertrain2 (13%)
  8. Airbags1 (6%)
  9. Lane Departure1 (6%)
  10. Steering1 (6%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

What owners report

  • Engine stalls repeatedly on cold mornings, sometimes triggering a check hybrid system warning.
  • Vehicle reportedly accelerates unexpectedly in reverse or forward while the brake is depressed, in some cases failing to stop before hitting an object.
  • Engine has overheated and produced smoke from the rear after prior recall repair work, according to one owner.
  • All exterior and interior lights went out while driving at night, leading to a road departure.
  • Airbags failed to deploy during a head-on collision.
  • Uncontrolled braking events occurred at highway speed with all dashboard warning lights illuminating.
2019 Hyundai Ioniq Hybrid complaints: complaints filed per month2Mar 2019Dec 2021Jun 2022Mar 2023May 2023Aug 2023Oct 2025Jun 2026
16 complaints filed with NHTSA from Mar 2019 to Jun 2026; peak Oct 2025 (2).

2019 Hyundai Ioniq Hybrid recalls

1 NHTSA recall campaign list this model year.

  1. NHTSA 19V720000Oct 9, 2019Suspension, Wheels & Tires48 vehicles

    Wheels:lugs/nuts/bolts/studs

    Hyundai Motor America (Hyundai) is recalling certain 2019 Ioniq Hybrid and 2020 Elantra vehicles. The right-side rear wheel lug nuts may have been insufficiently tightened, allowing the wheel to detach from the vehicle.

    Risk: A wheel detaching from the vehicle increases the risk of a crash.

    Remedy: Hyundai will notify owners, and dealers will inspect and, if necessary, tighten the lug nuts, free of charge. The recall began November 15, 2019. Owners may contact Hyundai customer service at 1-800-251-0871. Hyundai's number for this recall is 184.

2019 compared with other Ioniq Hybrid years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100201720182019202020212022
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2017Avoid80413—
2018Best20132—
2019Avoid100161—
2020Good40170—
2021Best0130—

All Hyundai Ioniq Hybrid years: best and worst →

Frequently asked questions

Is the 2019 Hyundai Ioniq Hybrid reliable?
Compared with other Ioniq Hybrid model years, 2019 has the highest complaint index (100) and ranks worst of the 6 years with data, so it is rated Avoid relative to the rest of the lineup.
What are the most common problems with the 2019 Ioniq Hybrid?
NHTSA complaints point mostly to the engine, which accounts for 9 of 16 complaints (56%), followed by electrical system issues (25%) and brakes (19%).
Does the 2019 Ioniq Hybrid have any recalls?
Yes, one recall (campaign 19V720000) covers right-side rear wheel lug nuts that may have been insufficiently tightened, allowing a wheel to detach; it is not a do-not-drive recall.
Which Ioniq Hybrid model years are better than 2019?
2018 and 2021 both carry a Best verdict with lower complaint indexes (20 and 0), and 2020 is rated Good with an index of 40, all lower risk than the 2019 model year.
At what mileage do 2019 Ioniq Hybrid problems typically show up?
The median mileage at failure for engine complaints is 23,441.5 miles, while electrical system complaints show a median of 33,500 miles.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.