Description
Factory Mercedes B-Class W246 Workshop Manual (2011–2019)
This is the official factory-level repair resource for the second-generation Mercedes B-Class W246 Sports Tourer, covering every petrol and diesel variant sold in the US and worldwide from 2011 through 2019. Step-by-step procedures, wiring diagrams, torque values, and manufacturer specifications are all included.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 1.6L M270 turbo, 2.0L M270 turbo |
| Diesel | 1.5L OM607, 1.8L OM651, 2.2L OM651 |
| Transmissions | 6-speed 711.6 manual, 7-speed 724.0 dual-clutch |
| Drive | FWD; AWD (4MATIC on B220 4Matic variants) |
| Model Years | 2011–2019 |
| Badge Twins | N/A |
Common B-Class W246 Repairs Covered
| System | Procedures |
|---|---|
| 7G-DCT Dual-Clutch Transmission | Shudder diagnosis, clutch pack replacement, TCU adaptation reset on 724.0 unit |
| M270 Engine Timing | Timing chain tensioner inspection and replacement, camshaft adjuster service |
| OM651 Diesel Injectors | Piezo injector removal, coding, and high-pressure fuel system bleeding |
| SRS & Electrical Systems | Airbag module replacement, wiring harness diagnosis, COMAND unit fault finding |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Why does my W246 B-Class dual-clutch transmission shudder at low speeds?
The 7-speed 724.0 dual-clutch gearbox is known for low-speed shudder caused by clutch pack wear or contaminated transmission fluid. The manual covers full TCU adaptation procedures, clutch pack inspection, and the correct Dexron VI-equivalent fluid specification to resolve this issue.
Does this manual cover the 4MATIC all-wheel-drive variants?
Yes. The B220 4Matic and B220 4Matic BlueEFFICIENCY are fully covered, including the rear-axle drive unit, transfer case, and AWD control module diagnostics specific to the W246 platform.
Are complete wiring diagrams included for the electrical systems?
Full electrical coverage is included — engine management, ABS/ESP, SRS airbags, climate control, COMAND infotainment, 4MATIC system, and all body circuits with connector pinout details for every W246 variant.
What format is the manual?
The manual is provided as a PDF file, compatible with Windows, Mac, Linux, Android, and iOS devices. After purchase, the file is available for instant download and can be re-downloaded at any time.
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