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Fuel systemPart report

2019 Hyundai Ioniq Plug-In Hybrid Fuel system Problems

Complaints
2about this part
Share
18%of 11 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the fuel system of the 2019 Hyundai Ioniq Plug-In Hybrid, 18% of the 11 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“While driving the transmission started driving rough and the car was stuck in ev mode. Wouldnt even go back to hybrid mode. I kept driving until all my battery range was exhausted and lost acceleration and had to pull over the side of the highway. It was late at night so there was no one around or behind me, otherwise I would have been hit. Once stopped the car would not move at all so I called a tow to get me off the highway. I was away from home and had to tow it 120 miles back to the local dealer. …”

NHTSA complaint #11677139, filed 2025-07

“Many times, when I back out of my driveway into the intersection in front of my house the vehicle hesitates for several seconds when shifted from Reverse to Drive. I am in a situation where I cannot accelerate if needed out of the intersection. This is a safety issue in my opinion. The dealer was not able to replicate the problem, even though it happens frequently and has not provided a solution. One time, on a long road trip, while climbing a grade the vehicle could not achieve normal highway speeds (could only get to 20-30 mph). …”

NHTSA complaint #11578030, filed 2024-03

Fuel system: other model years

YearComplaintsShare of year
2019218%

Other parts of the 2019 Hyundai Ioniq Plug-In Hybrid

Electrical system
5 complaints
Transmission and drivetrain
4 complaints
Other or unknown
2 complaints
Seat belts
2 complaints
Vehicle speed control
2 complaints
Air bags
1 complaints
Engine
1 complaints
Body and structure
1 complaints

← All problems reported for the 2019 Hyundai Ioniq Plug-In Hybrid

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology