2014 Mercedes-Benz C-Class problems and complaints
Owners have filed 284 complaints with NHTSA about the 2014 Mercedes-Benz C-Class. The most-reported areas: Air Bags (156), Steering (35), Electrical System (26).
Key takeaways
- 284 owner complaints on file with NHTSA.
- 20 involve a crash, 4 a fire, 17 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Air Bags | 156 | 55% |
| Steering | 35 | 12% |
| Electrical System | 26 | 9% |
| Engine | 25 | 9% |
| Structure | 24 | 8% |
| Unknown Or Other | 23 | 8% |
| Fuel/Propulsion System | 15 | 5% |
| Service Brakes | 12 | 4% |
| Suspension | 12 | 4% |
| Vehicle Speed Control | 11 | 4% |
| Power Train | 9 | 3% |
| Wheels | 4 | 1% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2014 Mercedes-Benz C-CLASS 2 DR 4WD | Not rated | Not rated | Not rated | Not rated |
| 2014 Mercedes-Benz C-CLASS 2 DR RWD | Not rated | Not rated | Not rated | Not rated |
| 2014 Mercedes-Benz C-Class 4 DR AWD | 5/5 | 4/5 | 5/5 | 4/5 |
| 2014 Mercedes-Benz C-Class 4 DR RWD | 5/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Steering - filed 2026-05-06
The electronic steering lock (ESL) system on my 2014 Mercedes-Benz C250 failed without warning, leaving the vehicle completely unable to start. When attempting to start the vehicle, the key would insert but the vehicle would not crank or start, and the steering lock malfunction prevented normal operation of the vehicle...
Electrical System - filed 2026-03-11
The contact owns a 2014 Mercedes-Benz C250. The contact stated that the vehicle was difficult to start. Additionally, the steering wheel was difficult to turn to the left or the right. The vehicle was eventually started and driven to a dealer; however, after the vehicle was parked and turned off, the contact attempted ...
Steering,electrical System - filed 2026-02-23
Experiencing a failed Electronic Steering Lock (ESL). Car won’t crank or start even after verifying battery health and key fob. Symptoms point to a failed ESL, left stranded
Diagnose it yourself
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
More for the 2014 Mercedes-Benz C-Class
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.