2012 Mercedes-Benz C350 Electrical system Problems
- Complaints
- 1about this part
- Share
- 3%of 35 total for the year
- Median mileage
- 47,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the electrical system of the 2012 Mercedes-Benz C350, 3% of the 35 complaints for this model year. Where a mileage was given, the median is 47,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The steering wheel locked could not start the car. Car was driven then turned off, when you return to the vehicle, it will not turn on.everything was unresponsive,which wont turn on engine. Had to tow to dealership it cost me 1800.00. So they said the electrical for car was bad. Then my fuel tank leaked, the componets to the fuel tank all were bad, and l could smell the gas in my car and garage. Cost me 805.00 to repair. Lucky it did not blow up”
NHTSA complaint #11221084, filed 2019-06, 47,000 milesRelated service bulletins
- 11017119Apr 21, 2025Complaint A popup is seen on the HU with the message "data connection temporarily not available". Potentially affected functionalities in NTG4.5, NTG5 1.Weather 2.Local Search…
- 11015640Mar 5, 2025Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party…
- 11008091Sep 28, 2024Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party…
- 11006658Aug 10, 2024Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) C-Class, E-Class, S-Class, G-Class, CL, CLS, ML, GL, GLE…
- 11008064Aug 9, 2024In our continuing efforts to ensure the proper performance and quality of your vehicle, we are writing to inform you that on certain Model Year 2011-2018 C-Class, E-Class…
- 10207198Jan 27, 2022Complaint The garage door hand transmitter cannot be initialized with the integrated garage door opener in the inside rearview mirror. Cause 1. The integrated garage door opener…
- 10207199Jan 9, 2022Complaint The range of the integrated garage door opener (GTO) is too short. Cause 1. Vehicles equipped with infrared windows and/or a heated windshield may suffer from…
- 10205790Aug 2, 2021After starting the engine, the instrument cluster shows the "EBD not available, diagnosis/test stand" message in yellow.
- 10186141Dec 10, 2020NTG5.5: Incorrect time shown on instrument cluster, COMAND display, and analog clock
- 10160738Apr 11, 2019Update engine electronics (ME-SFI) control unit software
Electrical system: other model years
Other parts of the 2012 Mercedes-Benz C350
27 complaintsFuel system
3 complaintsEngine
2 complaintsSuspension
2 complaintsBrakes
1 complaintsOther or unknown
1 complaintsBody and structure
1 complaintsTransmission and drivetrain
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2012 Mercedes-Benz C350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology