Vehicle Data Hub

2018 Mercedes-Benz CLA250 problems

The 2018 Mercedes-Benz CLA250 has 56 complaints on file with NHTSA. The largest share (18%) concerns electrical system. After that come air bags (16%) and engine (12%).

At a glance

Complaints
56 filed with NHTSA
Most reported
Electrical system 18% of complaints
Crashes and fires
2 and 2
Injuries and deaths
2 and 0
Typical mileage
41,000 miles 12 complaints with mileage

Source: NHTSA owner complaints

Where the complaints are

Share of this model year's complaints by the part of the car involved. One complaint can name more than one part, so the shares can add up to more than 100%.

  • Electrical system 18%
  • Air bags 16%
  • Engine 13%
  • Body & structure 11%
  • Fuel system 5%
  • Drivetrain & axles 4%
  • Lane departure 4%
  • Seats 4%
  • Steering 4%
  • Communications & infotainment 2%

When problems show up

Complaints by mileage, 2018 Mercedes-Benz CLA250 Complaints by odometer reading in 20,000-mile steps. The median is about 41,000 miles. 0k to 20k miles: 3 complaints 20k to 40k miles: 3 complaints 40k to 60k miles: 1 complaints 60k to 80k miles: 2 complaints 80k to 100k miles: 0 complaints 100k to 120k miles: 3 complaints 120k to 140k miles: 0 complaints 140k to 160k miles: 0 complaints 160k to 180k miles: 0 complaints 180k to 200k miles: 0 complaints 200k+ miles: 0 complaints 040k80k120k160k200k miles Typical: 41,000 miles
Based on 12 complaints that include mileage. 58% 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 miles3
20k to 40k miles3
40k to 60k miles1
60k to 80k miles2
80k to 100k miles0
100k to 120k miles3
120k to 140k miles0
140k to 160k miles0
160k to 180k miles0
180k to 200k miles0
200k+ miles0

What the data shows

Among the 12 complaints that report mileage, the typical (median) problem appeared at about 41,000 miles.

Safety-related details: 2 complaints mention a crash; 2 complaints mention a fire; 2 injuries reported.

Looking only at complaints filed within five years of the model year (so older and newer years are comparable), the 2018 ranks 4th most-complained-about out of 7 model years of the Mercedes-Benz CLA250 with enough data (31 complaints in that window). It is also covered by 9 safety recall campaigns.

What owners wrote

A few complaints as filed, shortened and with personal details removed. The first ones are among the most serious reports for this model year; the rest are typical.

Tl* the contact owned a 2018 mercedes-benz cla250c. While driving 45 MPH, the contact's vehicle was rear ended by a speeding vehicle. The contact's vehicle then crashed into another vehicle. The air bags did not deploy. The contact suffered headaches, hip pain, whiplash, and vision issues. Medical attention was received. A police report was filed. The vehicle was towed and deemed totaled by the contact's insurance company. The dealer and manufacturer were not notified. The cause of the failure was not diagnosed.

Reported at 20,460 miles, January 2018 CrashInjury

After a hard impact car continued to go then when came to a stop the air bags deployed which resulted in injuring my left arm

July 2026 CrashInjury

My car randomly caught on fire, it was parked in my apartment garage for a week while I was out of town. I came back to use my car and my car remote wasn’t unlocking the car so i unlocked it manually. When I opened the car it wreaked of smoke, the windows were covered in soot, the visors were bubbled up, the passenger seat had a chunk missing. It was investigated by a car shop for My insurance and the car shop Said they felt like the fire started from the wires under the passenger seat.

November 2022 Fire

The contact owns a 2018 Mercedes-Benz CLA250. The contact stated while driving at various speeds, there was a ticking sound coming from the steering wheel. Additionally, there was a knocking sound coming from the front end of the vehicle. The vehicle was taken to the local dealer who diagnosed that the control arms were faulty and needed to be replaced. The control arms were replaced but the failure persisted. The manufacturer was also notified of the failure. The failure mileage was 27,000.

Reported at 27,000 miles, December 2020

The contact owns a 2018 Mercedes-Benz CLA250. The contact stated while driving an undisclosed speed, an abnormally strong fuel odor was detected. Additionally, the fuel odor was also detected when the defroster and heat were activated. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure but informed the contact that there was no recall associated with the VIN.

Reported at 55,000 miles, November 2023

Other model years of the CLA250

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