10.0

really awful
Crashes / Fires:
0 / 1
Injuries / Deaths:
0 / 0
Average Mileage:
70,571 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.

2015 Hyundai Sonata engine problems

engine problem

Find something helpful? Spread the word.
Get notified about new defects, investigations, recalls & lawsuits for the 2015 Hyundai Sonata:

Unsubscribe any time. We don't sell/share your email.

2015 Hyundai Sonata Owner Comments

problem #8

May 102023

Sonata

  • 161,765 miles

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

The contact owns a 2015 Hyundai Sonata. The contact stated that after the vehicle was at the dealer for a routine oil change and an engine flush, the following day while driving at approximately 10 MPH in a stop-and-go school zone, the vehicle stalled and smoke emitted from underneath the hood. All the warning lights on the instrument panel were illuminated. The contact merged to the shoulder of the road and safely exited the vehicle. The vehicle was engulfed in flames. The police department was at the scene and attempted to extinguish the fire. The fire department later arrived and successfully extinguished the fire. The contact mentioned that the flames consumed the vehicle and only the framing was left but it was not determined destroyed yet. The vehicle was towed. A police report was filed. The VIN was included in NHTSA Campaign Number: 21V749000 ( Exterior Lighting, Electrical System) however the vehicle did not receive the recall remedy prior to the failure. A dealer was contacted. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was 161,765.

- Humble, TX, USA

problem #7

Jul 152023

Sonata

  • 104,000 miles
The contact owns a 2015 Hyundai Sonata. The contact stated that while decelerating and approaching a stop light, the vehicle suddenly experienced a loss of motive power and stalled. The vehicle could not be restarted and was later towed to the local dealer who diagnosed that the engine had seized and needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 104,000.

- Boca Raton, FL, USA

problem #6

Feb 012022

Sonata

  • 60,000 miles
The contact owns a 2015 Hyundai Sonata. The contact stated that the engine was consuming an excessive amount of engine oil. There was no warning light illuminated. The contact was frequently topping off the engine oil between scheduled oil change service. The vehicle was taken to a dealer and a 3,000-mile oil consumption test was performed. The test concluded that the vehicle was consuming an excessive amount of engine oil. The contact rejected the results. In addition, the contact stated that the brake pads were frequently replaced due to the vehicle shuddering upon the depression of the brake pedal. The manufacturer had been notified of the failure. The vehicle was not repaired. The failure mileage was approximately 60,000.

- Worcester, MA, USA

problem #5

Jul 012023

Sonata

  • 75,000 miles

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

The contact owns a 2015 Hyundai Sonata. The contact stated that the vehicle was consuming an excessive amount of engine oil. The contact added oil to the vehicle. There were no warning lights illuminated. The contact called an independent mechanic who referred her to the dealer. The vehicle was taken to the local dealer, where it was diagnosed that the ball bearing and valve cover gasket needed to be replaced. The rotors and brakes were metal-to-metal, and the vehicle was losing oil. The vehicle was repaired. The manufacturer was not contacted. The failure mileage was approximately 75,000. The VIN was not available.

- Fairfield, OH, USA

problem #4

Oct 012022

Sonata

  • 52,000 miles
The contact owns a 2015 Hyundai Sonata. The contact stated that the oil warning light was flashing on and off. Additionally, the vehicle was consuming an excessive amount of oil. The vehicle was taken to the dealer where it was diagnosed that the oil pressure switch failed, and oil had entered the ECU. The vehicle was consuming an excessive amount of oil and the spark plugs needed to be replaced. The vehicle was not repaired. The manufacturer was contacted and opened a case. The failure mileage was approximately 52,000.

- Naperville, IL, USA

problem #3

Nov 162022

Sonata

  • miles
2015 Hyundai Sonata. Consumer writes in regard to excessively burning oil. The consumer stated the vehicle is burning 1quart of oil much more frequently than each 1,000 miles and has to consistently check the oil level of the vehicle.

- Antioch, IL, USA

problem #2

Jan 102022

Sonata

  • 100,000 miles
The contact owns a 2015 Hyundai Sonata. The contact stated that while driving at a moderate rate of speed, the check engine warning light started flashing on the instrument panel. The vehicle then began to stall as the vehicle would not shift above the first gear. The contact was able to coast the vehicle to the nearest independent mechanic where he diagnosed the vehicle with engine failure. Despite the failure, the contact was able to drive the vehicle home. The contact then called several dealers in her area and each one informed her that there were no recalls on her vehicle. The contact then notified the manufacturer but received no assistance. The vehicle had yet to be repaired. The failure mileage was approximately 100,000.

- Rialto, CA, USA

problem #1

Aug 232021

Sonata

  • 11,800 miles
The contact's granddaughter owns a 2015 Hyundai Sonata. The contact stated that while his granddaughter was driving at an undisclosed speed, the vehicle lost motive power without warning. The vehicle was towed to the dealer and diagnosed with low engine compression. The dealer informed the contact that the failure was not related to NHTSA Campaign Number: 17V226000 (Engine and Engine Cooling). The vehicle was not repaired and remained at the dealer. The contact attempted to inform the manufacturer of the failure on four separate occasions, but a representative informed the contact that they could not hear the contact and disconnected the call. The failure mileage was approximately 118,000.

- Midland, TX, USA

Not what you are looking for?