🏷️ Basic Information Identification Make: Mercedes-Benz Model: W116 280 S Year: 1975-1976 Chassis Code: W116 Engine Code: M110 (Inline-6) 👋 Introduction Market Position Market Position: Essential technical documentation for owners and enthusiasts of the Mercedes-Benz W116 280 S, targeting those who perform their own maintenance and repairs. Target Audience: Mercedes-Benz W116 280 S owners, classic car restorers, independent workshops, and automotive technicians specializing in vintage Mercedes-Benz vehicles. Competitive Analysis Competitive Analysis: Distinguished by its authenticity as a genuine factory manual, offering superior accuracy and completeness compared to third-party or Haynes-style manuals. Emphasizes direct knowledge transfer from manufacturer to user. Key Features Key Features: Official factory content, step-by-step instructions, detailed illustrations/diagrams, advanced troubleshooting guide, printable format, search functionality, cost-saving potential on labor. Ease Of Use: Designed for ease of use, allowing users to print specific pages or the entire manual, with numbered instructions, bolded figure numbers, and an easy-to-use table of contents. Value Proposition: Empowers owners to perform their own maintenance and repairs, leading to significant savings on labor costs (estimated $50-$60 per hour) and a deeper understanding and connection with their vehicle. 📋 Manual Details Coverage Areas Coverage Areas: All styles and aspects of repair, maintenance, troubleshooting, and diagnostics for the Mercedes-Benz W116 280 S (1975-1976). Page Count Page Count: Hundreds of pages (exact count not specified, but described as 'COMPLETE official full factory service repair manual') Manual Type Manual Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Systems Covered: General Maintenance, Troubleshooting, Engine Service/Repair, Transmission Service/Repair, Brake System, Wiring Diagram, Electrical System, Suspension, Periodic Lubrication, Steering, Cooling System, Fuel Injection/Fuel System, Emission System, Heater/Air Conditioning, Engine Control System, Chassis/Body, Restraint System, Interior, Differential/Drive, Axle. Engine Control System Coverage: Detailed information on the Bosch D-Jetronic fuel injection system, including component testing, adjustment procedures, and troubleshooting for fuel delivery and mixture control. Wiring Diagram Coverage: Comprehensive, color-coded wiring diagrams for all electrical circuits, including engine management, lighting, instrumentation, comfort systems, and optional accessories, facilitating accurate diagnosis of electrical faults. Climate Control System: Service and repair of the heating, ventilation, and air conditioning (HVAC) system, including component diagnostics, refrigerant handling (if applicable), and ducting repairs. Chassis And Body Repair: Guidance on chassis components, body panel alignment, door mechanisms, window regulators, and interior trim removal/installation for repairs and restoration. Emission System Servicing: Information on emission control components and systems relevant to the 1975-1976 model years, including troubleshooting for any installed catalytic converters or secondary air injection systems. Procedures Included Procedures Included: Step-by-step repair procedures, diagnostic troubleshooting, maintenance, rebuilding, refurbishing, restoration, tuning, electrical system diagnosis and repair. Engine Rebuild Procedures: Complete engine overhaul instructions, including cylinder head removal and reconditioning, piston and connecting rod installation, crankshaft and bearing service, valve train adjustments, and torque specifications for all critical fasteners. Suspension And Steering Repair: Detailed guides for servicing and replacing suspension components such as ball joints, tie rod ends, control arms, shock absorbers, and springs. Includes steering box adjustments and power steering system maintenance. Fuel System Diagnostics: Detailed procedures for testing fuel pressure, diagnosing fuel pump issues, injector testing, and troubleshooting fuel delivery problems inherent to the D-Jetronic system. Brake System Overhaul: Comprehensive procedures for brake pad and disc replacement, caliper servicing, wheel cylinder inspection, brake line replacement, and bleeding the hydraulic system. Technical Depth Technical Depth: Comprehensive, detailed information equivalent to what factory-trained technicians possess, covering all aspects of repair from fundamentals to advanced diagnostics. Diagnostic Troubleshooting Guide: An advanced troubleshooting section designed to help pinpoint problems systematically, often using a symptom-based approach to identify faulty components or systems. Illustrations And Diagrams: Numerous detailed illustrations, exploded views, drawings, and photographs that visually guide the user through complex repair procedures and part identification. Torque Specifications: Precise torque values for all critical engine, chassis, and suspension fasteners, essential for correct assembly and preventing component failure. 📊 Manual Specifications File Format File Format: PDF Digital Compatibility: Compatible with all PC-based Windows operating systems and Mac OS. Can be saved to hard drive or burned to CD-ROM. Print Quality Print Quality: High Resolution, Printable (any page or entire manual) Searchability: Fully searchable PDF content allowing users to quickly locate specific information using keywords. Binding Type Binding Type: N/A (Downloadable PDF) Paper Type Paper Type: N/A (Digital format, printable on user-selected paper) ⚙️ Engine Specifications Primary Engine Primary Engine: 2.8 Liter (2778 cc) Inline-6 (M110) Performance Engine Performance 1975: Approx. 136-142 hp (DIN) / 183-192 Nm torque (specifics vary by market and exact tuning) Engine Performance 1976: Approx. 136-142 hp (DIN) / 183-192 Nm torque (specifics vary by market and exact tuning) Fuel System Fuel System: Bosch D-Jetronic Fuel Injection (Mechanical) Bore Stroke Bore Stroke: 86.0 mm x 78.8 mm Compression Ratio Compression Ratio: 8.0:1 (typical for 280 S) Engine Layout Engine Layout: SOHC Inline-6 Engine Block Material Engine Block...