Description
Factory Mercedes CLS350 BlueEfficiency Workshop Manual (2011–2014)
Dealer-grade workshop software covering the C218-chassis CLS350 BlueEfficiency — the fuel-efficient V6 variant of Mercedes-Benz’s four-door coupe sold in the US and worldwide from 2011 through 2014. Sourced directly from Mercedes-approved repair systems and used by authorized service centers.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 3.5L M276 DE35 V6 BlueDirect (approx. 306 hp) |
| Diesel | N/A |
| Transmissions | 7G-Tronic Plus 7-speed automatic (722.9 series) |
| Drive | RWD |
| Model Years | 2011, 2012, 2013, 2014 |
| Badge Twins | Mercedes-Benz CLS-Class C218 (sedan/four-door coupe body style) |
Common CLS350 Repairs Covered
| System | Procedures |
|---|---|
| M276 Balance Shaft & Timing | Balance shaft sprocket wear diagnosis, timing chain tensioner inspection and replacement — a known concern on early M276 engines |
| 7G-Tronic Plus Transmission | Fluid and filter service, conductor plate replacement, valve body diagnostics and overhaul procedures |
| Air Suspension (AIRMATIC) | Compressor removal, strut replacement, ride-height sensor calibration, fault code diagnosis |
| Electrical & COMAND | Wiring diagrams, connector pinouts, infotainment system diagnostics, BlueEfficiency ECO start-stop system fault tracing |
Format & Delivery
Mercedes Workshop Software (dealer-grade). Instant download; lifetime re-downloads. Compatible with Windows XP, Vista, 7, 8, 10, 11, Mac, and Linux.
Frequently Asked Questions
Is the M276 timing chain issue covered in this manual?
Yes. The M276 DE35 V6 used in the CLS350 BlueEfficiency had documented early-production concerns with balance shaft sprocket wear and timing chain tensioner fatigue. The software includes full timing system disassembly, inspection tolerances, and step-by-step replacement procedures with proper torque values.
Does this cover both US-spec and European CLS350 BlueEfficiency models?
The manual covers the C218 chassis globally, including both left-hand and right-hand drive configurations. US-market CLS350 models share the same M276 engine and 7G-Tronic Plus transmission architecture, so all technical procedures and specifications are fully applicable.
Are AIRMATIC air suspension procedures included?
Yes. The manual covers the complete AIRMATIC suspension system fitted to C218 CLS models, including compressor testing, air strut R&R, ride-height sensor adjustment, and ABC-related fault code diagnostics via the software’s built-in search functionality.
What format is the manual?
This is Mercedes Workshop Software — the same dealer-level diagnostic and repair platform used by authorized Mercedes-Benz service centers. It is not a static PDF. The software is compatible with Windows XP through Windows 11, as well as Mac and Linux, and includes search by model, year, engine code, and gearbox code.
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