Description
Factory Mercedes C Class C320 CDI 4Matic Workshop Manual (2008–2009)
This is the same dealer-grade repair software used by authorized Mercedes-Benz service centers to maintain and diagnose the W204 C320 CDI 4Matic — covering every system from the OM642 turbodiesel to the 4Matic all-wheel-drive transfer case.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | N/A |
| Diesel | 3.0L OM642 V6 turbodiesel (CDI) |
| Transmissions | 7G-TRONIC 7-speed automatic |
| Drive | 4Matic permanent AWD |
| Model Years | 2008–2009 |
| Badge Twins | N/A |
Common C320 CDI 4Matic Repairs Covered
| System | Procedures |
|---|---|
| OM642 Swirl Flap Failure | Intake manifold swirl flap inspection, removal, and replacement with updated components; torque specifications included |
| 7G-TRONIC Valve Body | Transmission conductor plate and valve body service, fluid specification, and adaptation reset procedures |
| 4Matic Transfer Case | Transfer case fluid service, front differential seal replacement, and AWD coupling diagnostics |
| DPF & Exhaust Aftertreatment | Diesel particulate filter regeneration, AdBlue system checks, and EGR valve cleaning procedures |
Format & Delivery
Dealer software — Mercedes VMware virtual machine (NOT a PDF). Compatible with Windows XP through 11, plus Mac and Linux. Instant download; lifetime re-downloads.
Frequently Asked Questions
Is the OM642 swirl flap issue documented with repair steps?
Yes. The OM642 V6 turbodiesel used in the C320 CDI is well known for swirl flap actuator and linkage failures that can result in engine damage if left unaddressed. The software includes full intake manifold disassembly procedures, updated component specifications, and torque values to carry out a proper repair.
Does this cover the W204 chassis specifically?
Correct — coverage is specific to the W204 generation C-Class in C320 CDI 4Matic configuration for the 2008–2009 model years. Both left-hand and right-hand drive variants are included within the software.
Are wiring diagrams and 4Matic AWD control systems included?
Yes. The software contains interactive wiring schematics for all electrical systems, including the 4Matic AWD control module, ABS/ESP, engine management, COMAND infotainment, and climate control. Connector locations and ground points are identified throughout.
What format is the manual?
This is professional Mercedes-Benz dealer software delivered as a VMware virtual machine — it is NOT a PDF. It runs on Windows (XP through 11), Mac, and Linux, and provides the same interactive diagnostic and repair environment used by authorized Mercedes dealerships.
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