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Other or unknownPart report

2015 Hyundai Sonata Hybrid Other or unknown Problems

Complaints
6about this part
Share
11%of 54 total for the year
Median mileage
22,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the other or unknown of the 2015 Hyundai Sonata Hybrid, 11% of the 54 complaints for this model year. Where a mileage was given, the median is 22,500 miles.

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 my car started alarming saying check charging system...it immediately went to 15 miles and hour while I was on i95 where speed limit is 65 MPH. By the time I got home and turned the car off it would not turn back on. Ive had this car for a year and a half. I bought it new.”

NHTSA complaint #10969997, filed 2017-04, 60 miles

“This vehicle has electric power steering. When driving on the highway, it is impossible to keep the car tracking straight. It is not a tire issue, nor is it a crown in the road issue. The vehicle must continuously be corrected to keep in a straight line. Windy conditions cause the vehicle to radically respond to adjustments, so does a large truck in front of my vehicle. Hyundai states there is nothing wrong with my vehicle. …”

NHTSA complaint #10765129, filed 2015-09, 20 miles

“I was driving in the rain on 1/16/19 with my son, all of a sudden my car starts beeping and my dash board says stop driving now and check your charger system and after one hour it completely died, had to get towed home, now the dealer says the problem was the high voltage relay and connector that goes to the high voltage battery on the car that caused the battery to fail and charger system. Now I'm told I need to buy a new battery and I feel this should be covered b the warranty since this issued caused my battery to drain.”

NHTSA complaint #11171748, filed 2019-01, 55,000 miles

“I was driving the car and all of a sudden is just died. Not sure what problem was. Can't be a battery problem cause the car was running. Roadside assistance tried to start the battery but that is not the problem. I have read all over the internet with complaints of this hybrid car just shutting down while driving. This is a serious safety risk and a ongoing problem. The car is a death trap and I refuse to drive it anymore. The car acceleration is met with a pause when taking off as well. I was explained its when the car switches from battery to engine for power. …”

NHTSA complaint #11123390, filed 2018-08, 52,000 miles

“A few months ago the vehicle stalled at a red light. I found complaints of the same make, year and model stalling on other owners on the internet. Went to dealer and after numerous hours in the shop they could not find the problem. Today my 19 year old daughter was on a four lane highway with no pull off lanes, only cement barriers. The vehicle stalled at 60 MPH. She almost died from being hit by a tractor trailer. She was missed by only a few inches. The vehicle did start again and she got off the highway. Made complaint with Hyundai consumer affairs.”

NHTSA complaint #10958901, filed 2017-03, 15,000 miles

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
2025327%
2024111%
202317%
2022526%
2021713%
2020425%
2019120%
2018111%
20171114%
20161914%
2015611%
201414%
2013109%
20121510%
201199%

Other parts of the 2015 Hyundai Sonata Hybrid

Electrical system
24 complaints
Engine
19 complaints
Brakes
14 complaints
Transmission and drivetrain
7 complaints
Vehicle speed control
4 complaints
Engine cooling
2 complaints
Fuel system
2 complaints
Hybrid propulsion system
2 complaints
Suspension
2 complaints
Air bags
1 complaints
Electronic stability control
1 complaints
Seat belts
1 complaints

← All problems reported for the 2015 Hyundai Sonata Hybrid

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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