10.0

really awful
Crashes / Fires:
0 / 7
Injuries / Deaths:
0 / 0
Average Mileage:
41,160 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2014 Hyundai Sonata electrical problems

electrical problem

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2014 Hyundai Sonata Owner Comments (Page 1 of 6)

problem #112

Jan 312024

Sonata

  • miles

A D V E R T I S E M E N T S

I am filing a complaint due to the lack of timely fix of this recall. It has been more than four months since the recall was issued (NHTSA Recall Number 23V651000) with no repair available.

- Eugene, OR, USA

problem #111

Dec 092023

Sonata

  • miles
ABS module is damaged. Car is not operable. Dealership did diagnostic on vehicle. And stated there is an ABS recall. But no remedy as of yet. Car will not operate.

- San Angelo , TX, USA

problem #110

Dec 122023

Sonata

  • miles
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

- San Angelo , TX, USA

problem #109

Nov 302023

Sonata

  • miles

A D V E R T I S E M E N T S

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.

- Houston , TX, USA

problem #108

Sep 212022

Sonata

  • miles
Brakes failed car did not stop once thrown in park I was going into oncoming traffic and could have been seriously hurt!!! afterwards car completely died. I have been having all sorts of issues with this vehicle 2 months after purchase. I have paid for labor several times and each time I get the vehicle back the next day the vehicle is completely dead and needs to be jumped for each use. The dealership really hasn't provided a fix, currently brake fluid sign is on. This car has been towed and serviced at least 10 times. I need help

- Philadelphia, PA, USA

problem #107

Oct 232023

Sonata

  • miles
when using the turn signals, either way, the headlights cut off. sometimes they flicker back on and sometimes they stay off.

- Miami Shores, FL, USA

problem #106

Oct 162023

Sonata

  • miles

A D V E R T I S E M E N T S

When I am driving with my headlights on auto, every time I use my turn signal (and sometimes spontaneously) my headlights flicker. Sometimes it-??s just for a second, but other times it has lasted more than 3 seconds which can be very dangerous while driving at night. It is also dangerous because other drivers may think I-??m flashing my brights at them when im not. During this the dash will flicker as well. This has been happening since I got the car in 2018 so it-??s not a battery issue.

- Garner, NC, USA

problem #105

Jun 112023

Sonata

  • miles
Over past 2 years, repeat alarm & message on dashboard, says, -??Hybrid System Warning! Safety Stop and Do not Drive.-?? During attempts to back vehicle from garage, brakes grind. Seemed to be on auto-stop, trying to stop the vehicle from moving. On 01/03/22, brought car to Laguna Niguel Hyundai. Invoice notes -??Caused by HISTORY CODES IN AHB C2112 C1102 C1237; NO CODES CURRENT CLEARED HISTORY CODES AND TEST DROVE VEHICLE NO CODES OR LIGHTS ON AT THIS TIME.-?? Was told history codes related to something about -??voltage too high-?? and -??Accelerator switch circuit [ABS switch]-?? and -??wheel rear input signal.-?? On 11/28/22, brought car to Laguna Niguel Hyundai to address the -??check engine light-?? that was on. Service manager said -??battery was not corresponding with the engine-??, something about -??HECU-?? and how it-??s needed to -??check brake reservoir for fluid -?" so I should pump it due to air bubble inside.-?? On 6/12/23, was driving more than 70mph; began losing speed, down to 0 mph. Stepping on gas did nothing. Drifted toward side of road & got alarm sound and message on dashboard, -??Hybrid System Failure.-?? Terrified. No control of vehicle, 4 passengers, stranded. Towed to La Quinta. Notes on Hyundai La Quinta invoice: -??VERIFIED CUSTOMER CONCERN SCANNED CODES P1B25 HIGH VOLTAGE PATH FAULT; P1B77 HIGH VOLTAGE PRECHARGE FAULT; POWER RELAY ASSEMBLY FALUTY SAFETY PLUG ASSEMBLY ARE FAULTY.-?? Notes also said BATTERY REPLACEMENT: BATTERY FAILED TEST Caused by BATTERY FAILED LOAD TEST. On 7/31, -??HYBRID WARNING MESSAGE-?? returned. Alarm sound, grinding brakes -?" car undriveable. Towed for service. Invoice: -??Caused by LOW BATTERY STATE OF HEALTH 53%. RECHARGE BATTERY TO 100% AND CLEAR DTC AND ROAD TEST.-?? While 7/31 work was covered under warranty, felt unsafe. Why battery health poor, when it was replaced 6 weeks before? Then came 8/30. Car disabled. Alarm sound & message says, -??Hybrid System Warning! Safety Stop and Do not Drive.-?? Service manager said -??hydraulic power unit failure-??.

- Mission Viejo, CA, USA

problem #104

Aug 312023

Sonata

  • miles
Lost power to vehicle while driving on the freeway, hybrid system warning was displayed as well as several lights to include engine, brake, and skid control. Had the dealer replace the knock sensor, 3 months later the exact same thing happened, in the same way. All the same obd2 codes were pulled both times.

- Daly City , CA, USA

problem #103

Jun 282023

Sonata

  • miles
On the dashboard showing " Hybrid system warning. Safely park and do not drive" sign while the vehicle is being driven and slowly loose its power till completely stall. After I turn off the engine and try to turn on again, the "Ready" sign keeps blinking. I was twice stall by the exit of a freeway. It's very dangerous. I also found a few recalls related to this issue in the past.

- Stockton, CA, USA

problem #102

May 292023

Sonata

  • miles

A D V E R T I S E M E N T S

Im not aware what is malfunctioning or failing but I get a warning to not drive the vehicle and I start hearing a beeping sound, when I try to break it makes a harsh screeching sound and tugs the car a bit. It-??s putting my safety at risk bc I drive for work and I can-??t keep having this problem happen on the freeway. I-??m afraid my brakes will fail and not break. Idk what the cause to this is, I-??ve had two different mechanics take a look at this and no codes pop up. No warnings pop up either. This has been going on for almost 3 months. I can-??t drive this vehicle with this problem and it-??s the only one I rely on for work and my everyday needs. If you guys can please help me out or look into it I will be waiting for a response. Thank you

- Las Vegas , NV, USA

problem #101

Mar 032023

Sonata

  • miles
My tail lights, brake lights and head lights continue to go out. I have replaced them many times myself and have taken it to the Hyundai dealership. They temporarily fixed them but couldn-??t promise how long they would work. They said to fix them would cost over 1000$. This is a safety hazard as not having brake lights could cause serious accidents. This doesn-??t seem Normal as I have never In my entire time I have been driving had to continually replace lights. Sounds like a manufacturer defect and I feel like the dealership should have to pay, not out of my pocket. I have been pulled over by the police and have had to explain why my lights don-??t work. It-??s scary because I never know if they are working or not. I did not get any warnings on my dashboard that lights were out. I have also googled this problem and it seems like a lot of the same year of Hyundai vehicles are having the same issues.

- Wichita , KS, USA

problem #100

Jul 162023

Sonata

  • miles
While driving the vehicle the lights on the dash start to flash, stating that there is a Charging system warning. It says to pull over and not to drive. It becomes very difficult to brake, or steer, almost like the vehicle has lost power. It blew warm air and the check engine light also came on. This can be extremely dangerous if one was on the highway or at an intersection or any place where they needed to pull over to safety. My 12v battery was checked and found to be fine. I called multiple mechanics to come take a look at the vehicle and the codes that were read were P1B77, P1B96, P1B70, P0A0D. The 150 Amp fuse was said to be blown, and was replaced. Sometimes the car will start back up, and sometimes it won't. Currently, it's sitting in my yard. The engine and interior look pristine, but there is something going on with these vehicles that isn't being addressed. This car is dangerous and there are many, many, MANY people that I'm finding on Reddit, YouTube, and the Hyundai forums who are having the exact same issues. I unfortunately cannot afford to continue to keep hiring mechanics, nor to have it towed to the dealership, only for them to do what they are doing with countless other people. They do not seem to understand the issue either and are grasping at straws to replace expensive parts, only to have the issue reoccur. Something needs to be done about this before someone is killed.

- Tucson, AZ, USA

problem #99

May 012022

Sonata

  • 186,073 miles
Left driver side rear and front headlamps would burn out, after time noticed the left headlamp flickering 9n and off while driving at night in auto mode, also inside dash lights dimming, also left driver side seat will not adjust, this is a Hazzard for myself and others while driving at night, with lights malfunctioning, was pulled over by highway patrol, and given a warning to fix headlamp.Issue has not been inspected by anyone and the vehicle can be inspected upon request, no dash or warning lights have came on.

- Manteca , CA, USA

problem #98

Jun 202023

Sonata

  • miles
Wiring harness shorted causing vehicle to go into idle mode

- Indianapolis, IN, USA

problem #97

Mar 272023

Sonata

  • miles
Check Charging system warning pops on and the car slowly loses power. Steering and braking are effected. So many people with this issue. It's scary. No highway driving for me!

- Tucson, AZ, USA

problem #96

Mar 092023

Sonata

  • miles
Vehicle caught fire.

- Daytona Beach , FL, USA

problem #95

Jun 012021

Sonata

  • miles
Similar to other complaints here and in other forums: Faulty lights: flickering off and on while driving at night, unable to use the lights in -€œauto-€ mode or else they flicker/battery drains and flickering with use of turn signals. Has been reoccurring since at least 2021 and has worsened over time

- Pt Orange, FL, USA

problem #94

Jun 012022

Sonata

  • miles
Right taillight working intermittently.

- Lansdale , PA, USA

problem #93

Nov 192022

Sonata

  • miles
Engine died on the interstate at 65 mph, then the dash lights started going crazy. Shortly followed by smoke coming from the engine compartment. I opened the hood and could see a short casing the fire which I could not put out with my extinguisher.

- Erie, CO, USA

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