🏷️ Basic Information Identification Make: Mercedes-Benz Model: W123 280CE Chassis Code: W123 Body Style: Coupe (C123) Generation Generation Code: First Generation W123 Codes Engine Code Common: M110 👋 Introduction Market Position Target Audience: DIY enthusiasts, experienced mechanics, W123 owners Competitive Analysis Advantage Over Print: Cost-effective, convenient access, instant download, searchable content, easy printing of specific pages Key Features Documentation Source: Official full factory service repair manual Visual Aids: Hundreds of photos and illustrations Accessibility: Compatible with Windows, Mac, smartphones, tablets via web browser 📋 Manual Details Coverage Areas Applicable Years: 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985 Page Count Estimated Pages: Hundreds (as described in product info) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Service: Yes Transmission Service: Yes Brake System: Yes Wiring Diagrams: Yes Electrical System: Yes Suspension: Yes Steering: Yes Cooling System: Yes Fuel Injection: Yes Fuel System: Yes Emission System: Yes Heater Ac: Yes Engine Control System: Yes Chassis Body: Yes Restraint System: Yes Interior: Yes Differential Drive: Yes Axle: Yes Procedures Included General Maintenance: Yes Troubleshooting: Yes Periodic Lubrication: Yes Technical Depth Depth: Complete disassembly and reassembly instructions, detailed diagnostics, repair procedures 📊 Manual Specifications File Format File Type: PDF Searchable Text: Implied by PDF format, highly likely Print Quality Printability: Printable (individual pages or entire manual) Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Model: M110 Engine Type: Inline 6-cylinder, SOHC (Single Overhead Camshaft) Displacement Cc: 2746 Bore X Stroke Mm: 86.0 x 78.7 (approximate) Performance Horsepower Ps: 185 PS (DIN) / 180 PS (SAE) depending on year and emissions Torque Nm: 240 Nm (DIN) / 235 Nm (SAE) depending on year and emissions Fuel System Fuel Delivery: Bosch K-Jetronic (CIS) Fuel Injection Fuel Type: Unleaded Gasoline (premium recommended) 🔧 Transmission Standard Transmission Type: 4-speed Manual (typically) Optional Transmission Type: 4-speed Automatic (optional, highly common) Features Fluid Type: MB Spec 236.2 / ATF Dexron II (for automatic) 📐 Dimensions Exterior Wheelbase Mm: 2710 Length Mm: 4725 Width Mm: 1790 Height Mm: 1430 Weights Curb Weight Kg: 1450 - 1550 (approximate, depending on equipment) 🛡️ Safety Features Ratings Crash Test Era: Designed for 1970s/1980s safety standards Active Features Brakes: Front Disc Brakes, Rear Disc Brakes Suspension: Independent front suspension (double wishbone), semi-trailing arm rear suspension Passive Features Seat Belts: Standard 3-point front seatbelts, some models with rear belts Body Structure: Reinforced safety cage, crumple zones (early implementation) 💡 Technology Features Infotainment Radio Type: Optional AM/FM radio, often with cassette player in later years Driver Assistance Cruise Control: Optional Connectivity Connectivity Features: None (pre-digital era) 🔧 Maintenance Service Intervals Oil Change: Typically every 10,000 km or 6,000 miles (consult manual for precise interval and oil type) Major Service: Varies, but often around 40,000 - 60,000 km (includes valve adjustment, spark plugs, etc.) Fluid Specifications Engine Oil: API SF/SG, SAE 10W-40 or 20W-50 (specific viscosity depends on climate, consult manual) Coolant: Mercedes-Benz Specification 325.0 (Ethylene Glycol based) Brake Fluid: DOT 3 or DOT 4 Known Issues Common Problem 1: Cracked dashboard (VLC syndrome - Vinyl Leather Cracking) Common Problem 2: Rust, particularly around wheel wells, door bottoms, and sunroof Common Problem 3: Vacuum system leaks (affecting door locks, climate control, etc.) Common Problem 4: M110 engine timing chain wear/stretch 📚 Vehicle History Brand Heritage Manufacturer Reputation: Known for build quality, engineering, durability, and luxury Model Evolution W123 Era: Introduced in 1976 as a successor to the W114/W115, known for exceptional durability and over-engineering 280Ce Positioning: Top-tier gasoline coupe model, offering performance and refinement Production Production Period: 1976-1985 (for the W123 platform, 280CE specifically within this range) 🏆 Awards & Recognition Recognitions General Reputation: Often cited as one of the most durable and well-built Mercedes-Benz models ever produced