Mercedes-Benz CLS400d 4Matic C257 2018-2022 workshop manual covering 3.0L OM656 inline-6 turbo diesel engine with repair procedures and wiring diagrams dealer software download

Mercedes CLS400d 4Matic Workshop Service Repair Manual 2018-2022 Download

Mercedes CLS400d 4Matic Workshop Manual Download

Years Covered: 2018, 2019, 2020, 2021, 2022

Languages Available: English, German

Compatibility: Windows — see included guide for supported versions

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Mercedes CLS400d 4Matic Workshop Manual Download

Mercedes CLS400d 4Matic workshop manual download 2018-2022 includes detailed illustrations and step-by-step instructions of Repair, service, wiring diagrams etc. Contains all information required for professional level Repair & Maintenance of Mercedes CLS400d 4Matic.

As used by Mercedes Main Dealer Garages.

Covers Models: CLS Class CLS400d 4Matic

Engine: All engine variants.

Transmission: All Transmission Variants

Years Covered: 2018, 2019, 2020, 2021, 2022

Left and right hand drive

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Frequently Asked Questions

What Mercedes models are covered?

This comprehensive workshop manual covers the Mercedes-Benz CLS400d 4Matic from 2018 to 2022. The manual specifically addresses the C257 chassis generation CLS-Class, including all CLS400d variants equipped with the 4Matic all-wheel-drive system. Coverage includes both standard and AMG Line trim levels, Sport packages, and all regional specifications including European, UK, and international market variants. Whether you own an early 2018 model or the updated 2022 version, this manual provides complete technical documentation for your luxury four-door coupe.

What engines/transmissions are covered?

This manual provides complete coverage for the OM656 3.0-liter inline-six turbocharged diesel engine found in the CLS400d. This powerplant produces approximately 340 horsepower and 700 Nm of torque, featuring Mercedes advanced EQ Boost mild-hybrid technology with integrated starter-generator. The manual includes detailed specifications, repair procedures, and maintenance intervals for the 9G-TRONIC nine-speed automatic transmission paired with the 4Matic permanent all-wheel-drive system. Complete torque specifications, fluid capacities, and diagnostic procedures are included for all drivetrain components.

Does this include wiring diagrams?

Yes, this workshop manual includes comprehensive electrical system documentation for the Mercedes CLS400d 4Matic. You will find detailed wiring diagrams covering the complete vehicle electrical architecture, including the advanced MBUX infotainment system, LED Multibeam headlight systems, comfort access modules, and driver assistance systems. The electrical section covers component locations, connector pinouts, ground point locations, and CAN bus network diagrams. Troubleshooting flowcharts and diagnostic procedures help identify electrical faults quickly and accurately throughout all vehicle systems.

What format is this Workshop Manual provided in?

This is professional OEM Mercedes dealer software, the same diagnostic and repair system used by authorized Mercedes-Benz dealerships worldwide. Unlike static documents, this interactive software features searchable databases, component locators, step-by-step guided diagnostics, and dynamic wiring diagram navigation. The software provides dealer-level functionality including parts cross-referencing, labour time estimates, and technical service bulletin integration. This professional-grade tool delivers an experience far superior to traditional workshop manuals.

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