Vehicle Data Hub

2018 Hyundai Elantra engine problems

146 complaints about engine have been filed for the 2018 Hyundai Elantra, which is 36% of all its NHTSA complaints. It is the most reported problem area for this model year.

At a glance

Complaints
146 36% of this year's complaints
Typical mileage
38,000 miles 41 complaints with mileage
Crashes and fires
3 and 7
Injuries and deaths
1 and 0

Source: NHTSA owner complaints

When engine problems show up

Engine complaints by mileage, 2018 Hyundai Elantra Complaints by odometer reading in 20,000-mile steps. The median is about 38,000 miles. 0k to 20k miles: 16 complaints 20k to 40k miles: 5 complaints 40k to 60k miles: 6 complaints 60k to 80k miles: 4 complaints 80k to 100k miles: 3 complaints 100k to 120k miles: 3 complaints 120k to 140k miles: 2 complaints 140k to 160k miles: 1 complaints 160k to 180k miles: 0 complaints 180k to 200k miles: 0 complaints 200k+ miles: 1 complaints 040k80k120k160k200k miles Typical: 38,000 miles
Based on 41 complaints that include mileage. 66% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles16
20k to 40k miles5
40k to 60k miles6
60k to 80k miles4
80k to 100k miles3
100k to 120k miles3
120k to 140k miles2
140k to 160k miles1
160k to 180k miles0
180k to 200k miles0
200k+ miles1

What the data shows

Of the 41 engine complaints that report mileage, the median is about 38,000 miles, and 66% were reported before 60,000 miles.

These complaints mention 3 crashes, 7 fires, 1 injury.

What owners wrote

The engine seized while I was driving on the road and it started smoking. The car just stopped and the engine could not be started again. The car did not warning of over heating or of the car needing to be serviced. I brought the car used and it was two months after I made the purchase that this happened.

Reported at 14,000 miles, January 2020 Fire

Tl* the contact owns a 2018 hyundai elantra. While driving various speeds, the vehicle stalled without warning. The contact stated that the vehicle would not accelerate intermittently when the contact depressed the accelerator pedal. Also, when the steering wheel was turned left or right, it vibrated. The vehicle was taken to several dealers including tony hyundai waipahu (94-1299 ka ulka blvd, waipahu, hi 96797), but was not diagnosed or repaired. The manufacturer was contacted, but did not assist.

Reported at 3,400 miles, May 2018

Other problems reported for the 2018 Hyundai Elantra

Engine problems in other years

Engine problems across all Hyundai models