Mercedes-Benz C300, Mercedes-Benz C400, model year 2015. Filed by Mercedes-Benz USA, LLC. and reported to NHTSA on 16 December 2015. 28,452 vehicles potentially affected.
What the notice says Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2015 C300 and C400 4matic sedans manufactured January 27, 2014, to December 1, 2014. Due to an error in the electric power steering control unit software, the affected vehicles may have a loss of electric power steering assist.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Mercedes-Benz's own number for this recall: 2015120006. That is the number on the owner letter and on the dealer paperwork. 15V845 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 15V845 cover?
- Mercedes-Benz C300, Mercedes-Benz C400, model year 2015.
- What is wrong with them?
- Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2015 C300 and C400 4matic sedans manufactured January 27, 2014, to December 1, 2014. Due to an error in the electric power steering control unit software, the affected vehicles may have a loss of electric power steering assist.
- What can happen if it is not put right?
- If the vehicle experiences a loss of power steering assist, extra steering effort will be required, especially at lower speeds, increasing the risk of a vehicle crash.
- Is there a fix yet?
- Yes, and it is free. MBUSA will notify owners, and dealers will update the power steering software, free of charge. The recall began in January 15, 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Mercedes-Benz calls this recall 2015120006, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “If the vehicle experiences a loss of power steering assist, extra steering effort will be required, especially at lower speeds, increasing the risk of a vehicle crash.”
affected
in the notice
caught
| Campaign | 15V845 |
|---|---|
| Filed by | Mercedes-Benz USA, LLC. |
| System at fault | Steering:Electric Power Assist System |
| Reported to NHTSA | 16 December 2015 |
| Model years | 2015-2015 |
| Vehicles named | MERCEDES-BENZ C300, MERCEDES-BENZ C400 |
What the notice says today
The consequence
If the vehicle experiences a loss of power steering assist, extra steering effort will be required, especially at lower speeds, increasing the risk of a vehicle crash.
The remedy
MBUSA will notify owners, and dealers will update the power steering software, free of charge. The recall began in January 15, 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 745 notices in the record whose component field names steering. Across that group the median wait before owners were written to was 39 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 15V845, wording as read on 16 September 2026. https://carsmultiverse.com/recall/15v845/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 15V845 on 23 August 2026, they were:
- Defect summary
e5d17a4a - Consequence
fa6aed79 - Remedy
e872a0ef
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 15V845 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Mercedes-Benz C300, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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