2018 Hyundai Ioniq Hybrid
Only 13 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 13 complaints on file — too few for a fair verdict. The data below is complete but unranked.
- Complaints
- 13
- Recalls
- 2
- Investigations
- 1
- Top problem
- —
Too few to rank
Campaigns on file for 2018
Opened by NHTSA
Not enough data
Complaints per year
2018: 13 complaints
View as data table
| Year | Complaints |
|---|---|
| 2017 | 42 |
| 2018 | 13 |
| 2019 | 16 |
| 2020 | 17 |
| 2021 | 13 |
| 2022 | 24 |
Known problem areas
Only 13 complaints on file for this model year — too few to rank by share. Raw counts only, below.
Power train
3 of 13 total reports mention: power train.
Show complaint excerpts
The car shifts from drive mode into sport mode by itself without the driver manually moving the gear shift from drive to sport. This happens randomly, but always when the car is in motion and always in a low gear( Usually first gear ).
NHTSA ODI report, 2019-05-17
The clutch failed and the clutch and I believe the clutch actuator had to be replaced. It was not available for inspection upon request.
NHTSA ODI report, 2024-10-11
Engine
3 of 13 total reports mention: engine.
Show complaint excerpts
The car engine started to stall, the engine light came on and advised me to shut off engine then I pulled over and smoke immidiatley filled the cabin and outside the hood. My engine could have blown up.
NHTSA ODI report, 2024-04-08
Electrical system
3 of 13 total reports mention: electrical system.
Vehicle speed control
2 of 13 total reports mention: vehicle speed control.
Show complaint excerpts
While driving this morning (Smart cruise control disabled by the weather), I set the cruise control and everything was working ok. I cancelled due to traffic and reengaged without issue.
NHTSA ODI report, 2018-06-19
I am very concerned about the cruise control. While driving this morning (Smart cruise control disabled by the weather), I set the cruise control and everything was working ok. I cancelled due to traffic and reengaged without issue.
NHTSA ODI report, 2018-01-30
Visibility/wiper
1 of 13 total reports mentions: visibility/wiper.
Safety timeline
2 recalls · 1 investigation · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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2019-02-28Hybrid propulsion system18V704000 Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Hyundai Ioniq Hybrid and 2018 Ioniq Plug-In Hybrid vehicles.
Remedy: Hyundai will notify owners, and dealers will inspect the Power Relay Assembly (PRA) for damage. If no damage is found, the main relay will be replaced. If damage is found, the PRA will be replaced. These repairs will be performed free of charge.
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2022-08-23Hybrid propulsion system22V459000 Hyundai Motor America (Hyundai) is recalling certain 2017-2018 Ioniq HEV and Ionic PHV vehicles previously recalled under recall number 18V-704. The Power Relay Assembly (PRA) located underneath the rear seat may overheat.
Remedy: Dealers will inspect and replace the main relay or PRA, as necessary, free of charge. Owner notification letters were mailed August 23, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 232.
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2023-01-27Defect petitionClosed 2023-08-07 Pedestrian alert sounds
Buy-smart checklist
2018 Hyundai Ioniq Hybrid — pre-purchase inspection
Inspect
- Power train: 3 reports on file for this year.
- Engine: 3 reports on file for this year.
- Electrical system: 3 reports on file for this year.
Verify these recalls were completed
- Recall 18V704000 · Hybrid propulsion system
- Recall 22V459000 · Hybrid propulsion system
FAQ
- Is the 2018 Hyundai Ioniq Hybrid reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2018 Hyundai Ioniq Hybrid?
- The most-reported component is power train, accounting for 23% of complaints on file.
- How many recalls does the 2018 Hyundai Ioniq Hybrid have?
- 2 recalls on file for this model year.
Data updated 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.