Battery being drained, the car does not start, water inside the vehicle on the floor at the drivers side
2017 mercedes-benz E-Class electrical problems
severe 21 complaints filed with NHTSA · avg repair $850
What owners are reporting 2 most recent
I STOPPED FOR A RED LIGHT, I SAW A POP UP ON THE DASHBOARD THAT READ 'BRAKE ASSIST DISENGAGED'. AT THAT POINT THE CAR SHUT ITSELF OFF. I TRIED TO RESTART WITH NO SUCCESS, IT WOULDN'T EVEN TRY TO TURN OVER. AFTER SITTING IN TRAFFIC FOR ABOUT THREE MINUTES UNABLE TO RESTART THE CAR, I JUST KEPT HITTING THE START / STOP BUTTON AND IT FINALLY TURNED OVER AND STARTED. I REPORTED THIS INCIDENT TO THE DE…
Common questions
How serious is the electrical problem on the 2017 mercedes-benz E-Class?
It's a meaningful issue. 21 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.