2014 Hyundai Sonata · symptom sheet
Battery dies or the car will not start
- 29owner reports
- 79,000median miles
- 1involved a crash
Newest report Feb 17, 2026 · checked Oct 2, 2026
131 of the 722 complaints on this car are about the electrical system. 29 of those describe dead battery.
Tick what matches of 29 reports
Dead battery on other Sonata years
No other Sonata model year has enough reports of dead battery for a sheet of its own. See every Sonata year.
What this problem usually is
These owners walk out to a car that's dead. Some find it drained after sitting only a day or two, some need a jump start every week, and some have had the battery replaced more than once without the problem going away. A good number describe the dealer testing the battery, calling it fine, and sending them home.
What got replaced
Owners who name the part that was replaced mention the battery (27 reports) and the module (4 reports).
Recalls and investigations
No recall on the electrical system covers the 2014 model year as of Oct 2, 2026.
NHTSA investigations into the electrical system on the Sonata
Non-crash vehicle fires. Closed dec 22, 2021, led to recall 20V-061.
Non-crash vehicle fires. Closed may 10, 2019, led to recall 18V-907.
Charging system failures. Closed oct 31, 1994.
When it happens
The middle half of failures fell between 39,000 and 100,146 miles, from the 18 reports that gave a mileage.
What owners wrote
“The electrical in the entire car is malfunctioning. Sometimes the brake lights donât work due to wiring, other times the seats control donât work and the cables to battery is not connected/firing correctly. Has an entire electrical issue”
Filed Jul 24, 2025
“I was driving and my car started beeping and the wheel jerked to the left and my car slowed down from 65mph to 20mph and almost caused me to have an accident. After I replaced the breaking module, my battery started shorting out and my car once again jerked off to the side and then slowed down abruptly from 65 mph to 20mph.”
Filed Nov 29, 2024
“Vehicle displaying "hybrid system warning! Safely stop and do not drive!" And "check brake" car will not drive over 15 mph. Also draining has And 12 volt battery. Took it to hyundai dealership and was told that the brake module was damaged and needed replacement. We are aware of the current ABS recall. And waiting for remedy”
Filed Dec 15, 2023
“The car warning lights turn on and the car shuts down. The problem is with the Hybrid battery that is malfunctioning. This is a serious life and death problem. After the vehicle stops it goes in neutral and rolls .”
Filed Dec 11, 2023
Should you keep driving it?
This page can't tell you that. 1 of 29 reports involved a crash. Owners who file are the ones who had a bad experience, and nobody checks their reports. If the problem affects steering, braking, power or a fire risk, treat it as a safety fault and have it inspected before a long or high-speed drive.
File your own report with NHTSA. Complaint counts are how a problem gets an investigation. How reports land on this sheet.
Guide Taking it to a shop? How to describe this problem so it gets found
Other problems on this car
- Engine stalls or loses power while driving 141 reports
- Engine failure, knocking or rod bearing 136 reports
- Check engine light or misfire 65 reports
- Brakes grind, pulse or wear early 56 reports
- Headlights too dim or fail 54 reports
- Tail lights or brake lights fail 52 reports
- Vehicle fire 35 reports
- Airbag warning light or recall 29 reports
- Seat belt or seat problems 27 reports
- Hybrid or EV system warning, loss of power 26 reports