Engine And Engine Cooling Related Problems of the 2018 Hyundai Sonata

Table 1 shows 13 common engine and engine cooling related problems of the 2018 Hyundai Sonata. The number one most common problem is related to the engine and engine cooling (190 problems). The second most common problem is related to the check engine light on (six problems).


Recently reported Engine And Engine Cooling problems of the 2018 Hyundai Sonata

The Engine And Engine Cooling problem

I bought a 2018 Hyundai Sonata a few years back. No warranty. Used. 110,000 miles. A few short months after I purchased it, it stopped working. I took it back to the same dealership where I purchased it and they said they had to replace the coil packs and spark plugs and clean something in the   Read details...

The Check Engine Light On problem

I was driving my car at about 45mph on my way to work on a highway road and out of no where it jerked and the check engine light started flashing. Car would not accelerate above 2,000 rpms. When the car jerked, it was so sudden it injured my lower back.   Read details...

The Car Stall problem

Tl- the contact owns a 2018 hyundia sonota hybrid. The contact stated that while driving at various speeds the message "hybrid system failure" would suddenly display and the vehicle would loose power and stall.   Read details...


Engine And Engine Cooling related problems in other Hyundai Sonata model year vehicles:



Sonata Service Bulletins
Sonata Safety Recalls
Sonata Defect Investigations