Mercedes-Benz E400 Hybrid: problems, complaints, bulletins
Summary for the Mercedes-Benz E400 Hybrid across 2 model years: 3 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
| Year | Owner complaints | involving a crash | Technical service bulletins (TSB) | YouTube repair videos |
|---|---|---|---|---|
| 2014 | 1 | 0 | 0 | 0 |
| 2013 | 2 | 1 | 0 | 0 |
What fails most often
- 1 Electrical system 33% of all complaints
- 2 Powertrain 33% of all complaints
- 3 Service brakes 33% of all complaints
- Electrical system: 1 complaints (33% of all).
- Powertrain: 1 complaints (33% of all), 1 of them with a crash reported by the owner.
- Service brakes: 1 complaints (33% of all).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 1 | 0 | 0 |
| Powertrain | 1 | 1 | 0 |
| Service brakes | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
My car was parked in our garage which is level. My son and I got into the car, and I attempted to put the car in reverse to leave. After several attempts, the car would not go into gear.
Collision prevention assist presents false positives (dash indicator lights and beeps) when passing cars in adjacent lane on left. This has happened at least twice a month when driving in heavy traffic. At no time has it proved helpful and is in fact distracting and dangerous.
Tl* the contact owns a 2013 mercedes-benz e400 hybrid. The contact stated that while driving approximately 70 mph, she depressed the brake pedal but the brakes did not respond. The contact continued to depress the brake pedal in order to come to a stop. The failure occurred five different times.
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
- Service brakes. Pedal feel, ABS operation, leaks, discs and hoses.
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.