2014 Mercedes-Benz E-Class problems and complaints
Owners have filed 304 complaints with NHTSA about the 2014 Mercedes-Benz E-Class. The most-reported areas: Air Bags (58), Service Brakes (55), Electrical System (41).
Key takeaways
- 304 owner complaints on file with NHTSA.
- 11 involve a crash, 15 a fire, 9 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Air Bags | 58 | 19% |
| Service Brakes | 55 | 18% |
| Electrical System | 41 | 13% |
| Suspension | 31 | 10% |
| Steering | 29 | 10% |
| Unknown Or Other | 28 | 9% |
| Structure | 27 | 9% |
| Fuel/Propulsion System | 25 | 8% |
| Engine | 23 | 8% |
| Power Train | 16 | 5% |
| Fuel System | 13 | 4% |
| Gasoline | 13 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2014 Mercedes-Benz E-CLASS SW 4WD | 4/5 | 4/5 | 5/5 | 5/5 |
| 2014 Mercedes-Benz E-CLASS SW RWD | 4/5 | 4/5 | 5/5 | 5/5 |
| 2014 Mercedes-Benz E-CLASS 2 DR 4WD | Not rated | Not rated | Not rated | Not rated |
| 2014 Mercedes-Benz E-CLASS 2 DR RWD | Not rated | Not rated | Not rated | Not rated |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Service Brakes, Hydraulic,structure - filed 2026-09-14
The contact owns a 2014 Mercedes-Benz E350. The contact stated that the brake pedal was spongy while depressed, with the "Brake System" and "Low Brake Fluid" warning lights displayed. The vehicle was taken to a dealer, and the brake fluid was topped off; however, the failure reoccurred in less than 24 hours, and the sa...
Suspension,service Brakes,forward Collision Avoidance - filed 2026-07-24
The failure was when I hit the brakes hard in an emergency braking situation and the car very eratically and violently veered to the left. There was no warning and thank God there was no car coming in the left lane otherwise it would have been a broad side hit. I was doing 55 mph. We had the car inspected at a local...
Structure - filed 2026-07-21
Rear subframe rotted / corroded. Rear brake lines rotted and rear springs broken from corrosion . Mercedes refuses to address the issues under warranty except the subframe issue . Almost crashed on i-84 with child in vehicle due to rear control arm being rotted from subframe .
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More for the 2014 Mercedes-Benz E-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.