My 2017 Hyundai Sonata Sport Limited 2.4 has a known engine defect causing excessive oil consumption. The vehicle was at an authorized Hyundai dealership for the oil consumption test and had been approved for a new engine replacement. Prior to the repair, I completed $2,300 in maintenance, specifically an oil combustion cleaning and spark plug replacement, which the dealership said was required t…
2017 hyundai Sonata engine problems
moderate 284 complaints filed with NHTSA · avg repair $3,100
Complaints
284
Recalls
0
Crashes
2
Avg fix
$3,100
What owners are reporting 9 most recent
In winter of 2018, my husband and I purchased a certified pre-owned 2017 Hyundai Sonata, and from the moment we drove it off the lot, it had an oil consumption problem. Then, in 2023, the spark plugs began failing. Each time this happens, the whole car shakes and stops running. We found out that Hyundai and Kia engines from 2009-2022 have major problems and that there are many class-action lawsuit…
The contact owns a 2017 Hyundai Sonata. The contact stated while driving 45 MPH and depressing the accelerator pedal, the RPMs revved up however, the vehicle failed to respond. The contact stated that the vehicle decelerated, lost motive power and stalled in the middle of the road. The contact's newborn and two other young children were occupying the rear seats at the time the failure occurred. Th…
WHILE I WAS DRIVING I HAD COME TO A STOP AT THE STOP LIGHT. WHEN IT TURNED GREEN I BEGAN TO MAKE A LEFT TURN. HALFWAY THROUGH THE TURN AT A FEW MILES AN HOUR MY ENGINE LIGHT AND TRACTION CONTROL LIGHTS CAME ON. AT THE SAME TIME THE ENGINE BEGAN TO REV TO ABOUT 4500 RPM. IT DIED DOWN QUICKLY. I THEN HAD NO RESPONSE FROM THE ACCELERATOR. LUCKILY I WAS ABLE TO PULL OVER TO THE SIDE OF THE ROAD AS I H…
CAR IS LEAKING OIL AND BURNING OIL ..HAD OIL CHANGED RECENTLY AND IT IS BELOW THE FULL MARK
Se consume el aceite en periodo de 8 días, Se quemas las bujias El carro tiembla Sale en pantalla el botón amarillo del motor que hay falla Ya me ha pasado varias veces ando con mis dos hijos menores de edad en autopista y ya he quedado varada en varias oportunidades y esto me está generando un gran riesgo estoy hubicada en jacksonville florida
Excessive oil consumption Engine light stays on. Noise in Engine GDI 2.4
2017 Hyundai Sonata with Theta II engine received knock sensor detection software update 7/30/19. Engine knock increased substantially during August and September of 2022 with periodic, partial loss of power at idling and significant oil consumption. Dealership initiated oil consumption testing 9/24/22. On 11/2/22, vehicle fully stalled with blue smoke from exhaust during slow-speed turn in normal…
I HAVE A RECALL HYUNDAI DOESNT WANT TO FIX DID A TOTAL OF 10 OIL CONSUMPTION TEST BUT MY CAR KEEPS BURNING OIL ALSO MY CAR HAS ALSO SHUT OFF IN THE MIDDLE OF DRIVING IT. MULTIPLE TIMES I ALSO FOUND OUT MY VEHICLE HAD A RECALL THIS YEAR NOT LAST YEAR THEY CLAIMED THAT THEY PUT A DEVICE ON MY VEHICLE BUT I WAS UNAWARE OF IT
Common questions
How serious is the engine problem on the 2017 hyundai Sonata?
It's a documented issue but not catastrophic. 284 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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