Hyundai Kona Electrical Problems

Electrical complaints by model year

Which parts fail

• Horn
  8
• 12V/24V/48V battery
  3
• Instrument cluster/panel
  3
• Instrument panel › Speedometer/odometer
  2
• Propulsion system › Traction battery
  1
• Ignition › Coil
  1
• ADAS
  1
• ADAS › Driver monitoring › Alarm
  1

Components named in complaints (battery, alternator, wiring, ignition, instrument cluster, infotainment).

Mileage when the problem started

• Under 25k
  1886%
• 25k–50k
  15%
• 50k–75k
  15%
• 75k–100k
  00%
• 100k–150k
  15%
• 150k+
  00%

What owners report

The contact owns a 2025 Hyundai Kona. The contact stated while driving 38 MPH, the exterior lights, taillights, daytime running lights, and interior lights became inoperable for two and a half seconds. The seat belt light flashed. Additionally, the seat heater and steering buttons were switched off and then reset. The vehicle was taken to the local dealer, who was unable to duplicate the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 2,060.

The contact owns a 2025 Hyundai Kona. The contact stated that while upon starting the vehicle, the vehicle failed to respond as intended, and the vehicle needed to be jump-started. The vehicle was taken to a dealer to be diagnosed; however, the diagnostic result was unknown. The vehicle was not repaired. The failure had occurred on several occasions. The manufacturer was notified of the failure and informed the contact that the vehicle did not fall under the Lemon Law. The failure mileage was 12,000.

The contact owns a 2024 Hyundai Kona. The contact stated while driving approximately 40 MPH and following a right curve in the roadway, the message "Unit will Turn off" was displayed. The contact was unable to read the rest of the message. The contact stated that the vehicle started to lose motive power. The contact depressed the accelerator pedal, but the vehicle failed to respond as needed and stalled. The contact was able to pull over and after several attempts the vehicle restarted. The contact stated that she drove the vehicle directly to a local dealer. The vehicle was diagnosed by the dealer, and it was determined that the ECM and computer needed to be replaced. The vehicle was repaired. Additionally, the contact stated that the key fob was not opening the door locks and that the vehicle was not starting occasionally. The contact returned the vehicle to the same dealer. …

The contact owns a 2024 Hyundai Kona. The contact was away from the residence for several weeks, and after returning, while attempting to start the vehicle, the vehicle failed to start. The contact called for Roadside Service who was also unable to start the vehicle. The contact had the vehicle towed to a local dealer. The dealer determined that the battery had failed and needed to be replaced, along with the battery terminals and electrical wiring harnesses. The vehicle was repaired. The contact stated that the vehicle had started to exhibit electrical failures. The contact stated that while starting the vehicle, the instrument cluster failed to boot up properly. Additionally, the contact became aware that the fan was blowing air independently. The contact had taken the vehicle to another dealer. …

The contact owns a 2023 Hyundai Kona. The contact stated that when starting the vehicle, the system check lights were illuminated normally; however, all the system symbols had a red "exclamation mark" next to the symbols. Additionally, the contact stated that the horn and many safety features were no longer operable. The contact stated that the Lane Departure warning, Blind Spot warning, and the radio were inoperable. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the main computer was not interfacing with the safety systems. The contact was advised by the dealer that there was no remedy for the failure. The vehicle was not repaired. The manufacturer was informed of the failure. The failure mileage was approximately 3,000.

The contact owns a 2023 Hyundai Kona. The contact stated that while pressing the horn pad, the horn failed to produce a sound. The vehicle was taken to the dealer, and the horn was replaced; however, the failure persisted. The contact stated that the horn had been replaced four times and was scheduled for a fifth horn replacement. The manufacturer was informed of the failure and opened a case. The failure mileage was approximately 12,000.

The contact owns a 2022 Hyundai Kona. The contact stated while the vehicle was parked, he noticed while starting the vehicle and switching the headlights from automatic to manual, that the headlights failed to operate as needed. The contact stated that when the headlight switch was placed in the OFF position, the headlights would activate. The contact stated that the switch was working in reverse order. Additionally, the headlights operated properly while using the auto-headlights feature activated. The contact stated that while shifting from Reverse to Drive, the sensor failed to recognize that the vehicle was in Drive. The Reverse audible beep would activate for several seconds. There was no warning light illuminated. The contact called the local dealer but was not able to schedule an immediate appointment for the vehicle to be diagnosed. The vehicle was not diagnosed or repaired. …

The contact owns a 2022 Hyundai Kona. The contact stated that the vehicle stalled while at a complete stop and would restart independently while shifting into park(P). There was no warning light illuminated. Additionally, the contact stated that while driving 65 MPH, a chime sounded, and the message "Think About Taking a Rest" was displayed. The dealer was notified of the failure via email. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 19,842.

Related recalls (2)

NHTSA investigations