2010-2018 Mercedes-Benz Relay / Fuse Box Module (SAM) Rear 2129005001
OEM Part #: 212-900-50-01 (2129005001)
Actual photo
The exact part you’ll receive — not a stock photo.
$63.49
Side: Rear
Used
Donor2011 Mercedes-Benz E350 · 3.0L
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Programming required: this module must be coded to your VIN by a dealer or with the proper diagnostic tool before it will work.
Only 1 in stock — no guaranteed restock
Genuine OEM Used
SKU: 690971
Donor Vehicle: 2011 Mercedes-Benz E350 · 3.0L
2 photos
$63.49
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Used Mercedes-Benz SAM Rear Relay / Fuse Box Module, OEM part number 2129005001. This genuine used module also replaces part numbers 2129000004, 2129001406, 2129003702, 2129004001, 2129004022, 2129006419, 2129009722, and 2129060605. The SAM (Signal Acquisition Module) controls and distributes power to rear electrical systems like lighting and fuel pump. When this module fails, you may experience intermittent or non-functioning rear lights, power locks, or trunk release. This unit must be programmed/coded to your specific vehicle VIN by a qualified shop or dealer upon installation.
Specifications
| Fits Vehicle Model | CLS400, CLS550, CLS63 AMG, CLS63 AMG S, E250, E350, E400, E550, E63 AMG, E63 AMG S |
| Fits Vehicle Make | Mercedes-Benz |
| OEM Part No | 212-900-50-01 (2129005001) |
| Compatible OEM Part No | 212-900-00-04, 212-900-14-06, 212-900-37-02, 212-900-40-01, 212-900-40-22, 212-900-64-19, 212-900-97-22, 212-906-06-05 |
| Side | Rear |
| Category | Relay / Fuse |
Compatible Vehicles
Fits 78 vehicle configurations across 1 make, 2010-2018.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 78 vehicle configurations — 78 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2012 | Mercedes-Benz | E350 | Wagon | 3.5L V6 | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2014 | Mercedes-Benz | E350 | Wagon | 3.5L V6 | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2013 | Mercedes-Benz | E350 | Wagon | 3.5L V6 | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2015 | Mercedes-Benz | E350 | Wagon | 3.5L V6 | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2011 | Mercedes-Benz | E350 | Wagon | 3.5L V6 | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2017 | Mercedes-Benz | E400 | Wagon | 3.0L V6 Turbo | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2016 | Mercedes-Benz | E63 AMG S | Wagon | 5.5L V8 Turbo | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2015 | Mercedes-Benz | E63 AMG S | Wagon | 5.5L V8 Turbo | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2014 | Mercedes-Benz | E63 AMG S | Wagon | 5.5L V8 Turbo | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2016 | Mercedes-Benz | E350 | Wagon | 3.5L V6 | PART MUST BE CHECKED AFTER INSTALLATION FOR CURRENT FLASHWARE |
| 2011 | Mercedes-Benz | E63 AMG | Sedan | 6.3L V8 | sedan, rear |
| 2011 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | sedan, rear |
| 2011 | Mercedes-Benz | E350 | Sedan | 3.0L V6 Diesel Turbo | sedan, rear |
| 2011 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2010 | Mercedes-Benz | E63 AMG | Sedan | 6.3L V8 | sedan, rear |
| 2010 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | sedan, rear |
| 2010 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2017 | Mercedes-Benz | E550 | Coupe | 4.7L V8 Turbo | COUPE, TRUNK |
| 2017 | Mercedes-Benz | E400 | Coupe | 3.0L V6 Turbo | COUPE, TRUNK |
| 2017 | Mercedes-Benz | CLS63 AMG S | Sedan | 5.5L V8 Turbo | rear |
| 2017 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2017 | Mercedes-Benz | CLS400 | Sedan | 3.0L V6 Turbo | rear |
| 2018 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2018 | Mercedes-Benz | CLS63 AMG S | Sedan | 5.5L V8 Turbo | rear |
| 2016 | Mercedes-Benz | CLS63 AMG S | Sedan | 5.5L V8 Turbo | rear |
| 2016 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2012 | Mercedes-Benz | E350 | Sedan | 3.0L V6 Diesel Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E550 | Coupe | 4.7L V8 Turbo | COUPE, TRUNK |
| 2016 | Mercedes-Benz | E400 | Coupe | 3.0L V6 Turbo | COUPE, TRUNK |
| 2014 | Mercedes-Benz | E250 | Sedan | 2.1L l4 Diesel Turbo | sedan, rear |
| 2016 | Mercedes-Benz | E250 | Sedan | 2.1L l4 Diesel Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E250 | Sedan | 2.1L l4 Diesel Turbo | sedan, rear |
| 2013 | Mercedes-Benz | E550 | Sedan | 4.7L V8 Turbo | sedan, rear |
| 2013 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2013 | Mercedes-Benz | E350 | Sedan | 3.0L V6 Diesel Turbo | sedan, rear |
| 2012 | Mercedes-Benz | E63 AMG | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2012 | Mercedes-Benz | E550 | Sedan | 4.7L V8 Turbo | sedan, rear |
| 2012 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2016 | Mercedes-Benz | E63 AMG S | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2016 | Mercedes-Benz | E400 | Sedan | 3.0L V6 Turbo | sedan, rear |
| 2016 | Mercedes-Benz | E400 | Convertible | 3.0L V6 Turbo | sedan, rear |
| 2016 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2016 | Mercedes-Benz | E550 | Coupe | 4.7L V8 Turbo | COUPE, TRUNK |
| 2014 | Mercedes-Benz | E550 | Sedan | 4.7L V8 Turbo | sedan, rear |
| 2016 | Mercedes-Benz | CLS400 | Sedan | 3.0L V6 Turbo | rear |
| 2013 | Mercedes-Benz | E350 | Coupe | 3.5L V6 | rear, COUPE |
| 2012 | Mercedes-Benz | E550 | Coupe | 4.7L V8 Turbo | rear, COUPE |
| 2012 | Mercedes-Benz | E350 | Coupe | 3.5L V6 | rear, COUPE |
| 2011 | Mercedes-Benz | E550 | Coupe | 5.5L V8 | rear, COUPE |
| 2011 | Mercedes-Benz | E350 | Coupe | 3.5L V6 | rear, COUPE |
| 2010 | Mercedes-Benz | E550 | Coupe | 5.5L V8 | rear, COUPE |
| 2010 | Mercedes-Benz | E350 | Coupe | 3.5L V6 | rear, COUPE |
| 2014 | Mercedes-Benz | E550 | Coupe | 4.7L V8 Turbo | COUPE, TRUNK |
| 2014 | Mercedes-Benz | E350 | Coupe | 3.5L V6 | COUPE, TRUNK |
| 2014 | Mercedes-Benz | CLS63 AMG S | Sedan | 5.5L V8 Turbo | rear |
| 2014 | Mercedes-Benz | CLS63 AMG | Sedan | 5.5L V8 Turbo | rear |
| 2014 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2013 | Mercedes-Benz | CLS63 AMG | Sedan | 5.5L V8 Turbo | rear |
| 2013 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2012 | Mercedes-Benz | CLS63 AMG | Sedan | 5.5L V8 Turbo | rear |
| 2012 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2013 | Mercedes-Benz | E550 | Coupe | 4.7L V8 Turbo | rear, COUPE |
| 2013 | Mercedes-Benz | E63 AMG | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2014 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2015 | Mercedes-Benz | CLS400 | Sedan | 3.0L V6 Turbo | rear |
| 2015 | Mercedes-Benz | CLS63 AMG S | Sedan | 5.5L V8 Turbo | rear |
| 2015 | Mercedes-Benz | CLS550 | Sedan | 4.7L V8 Turbo | rear |
| 2014 | Mercedes-Benz | E63 AMG | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2014 | Mercedes-Benz | E400 | Sedan | 3.5L V6 | sedan, rear |
| 2015 | Mercedes-Benz | E63 AMG | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E400 | Sedan | 3.0L V6 Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E400 | Coupe | 3.0L V6 Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E400 | Sedan | 3.5L V6 | sedan, rear |
| 2015 | Mercedes-Benz | E63 AMG S | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E350 | Sedan | 3.5L V6 | sedan, rear |
| 2013 | Mercedes-Benz | E400 | Sedan | 3.5L V6 | sedan, rear |
| 2014 | Mercedes-Benz | E63 AMG S | Sedan | 5.5L V8 Turbo | sedan, rear |
| 2015 | Mercedes-Benz | E400 | Convertible | 3.0L V6 Turbo | sedan, rear |