🏷️ Basic Information Identification Make: Mercedes-Benz Model: W115 Chassis Code: W115 Generation Generation Name: Stroke-8 (Strich-Acht) Codes Series Codes: 115.010, 115.012, 115.013, 115.014, 115.015, 115.016, 115.017, 115.018 👋 Introduction Market Position Segment: Mid-size luxury sedan and estate Competitive Analysis Competitors: BMW Neue Klasse, Audi 100, Ford Granada, Opel Rekord Key Features Design Philosophy: Robust engineering, reliability, comfort, sophisticated design Target Audience User Base: Mechanics, DIY enthusiasts, owners seeking detailed repair and maintenance information 📋 Manual Details Coverage Areas Applicable Years: 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976 Page Count Total Pages: >5000 Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Engine disassembly, assembly, diagnosis, repair of all variants Fuel System: Fuel injection (Bosch), Carburetor systems, fuel pumps, lines, tanks Cooling System: Radiator, fan, water pump, thermostat, hoses, coolant specifications Ignition System: Distributor, coil, spark plugs, timing adjustments Transmission Manual: Clutch, gearbox overhaul, repair, adjustments Transmission Automatic: Automatic transmission service, fluid changes, internal adjustments Drive Axle: Rear axle, differential, driveshafts, U-joints Suspension Front: Independent front suspension, control arms, ball joints, springs, shock absorbers Steering System: Steering box, linkages, power steering system Brake System: Front discs, rear drums, master cylinder, brake lines, parking brake Electrical System: Wiring diagrams, battery, alternator, starter, lighting, instruments Body And Trim: Body panel removal/installation, doors, windows, interior trim HVAC: Heating system, ventilation, optional air conditioning Suspension Rear Suspension Rear: Solid rear axle, trailing arms, shock absorbers, springs Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks Troubleshooting: Diagnostic procedures for common and uncommon faults Repair: Detailed step-by-step repair procedures for all components Disassembly Assembly: Complete procedures for removing and refitting components Adjustments: Carburetor, ignition timing, valve clearance, brake adjustments Diagnostics: Testing, checking, and diagnosing system faults Technical Depth Depth: Comprehensive from basic maintenance to complete engine rebuilds and component overhauls Pictorials Diagrams Illustrations: Detailed pictorial diagrams, exploded views, drawings, and photos Special Tools Tool References: Identification and usage of special service tools Specifications Technical Data: Service data, precautions, factory specifications, allowable limits, wear limits Torque Values Tightening Torques: Specific torque values for critical fasteners Wiring Diagrams Electrical Schematics: Comprehensive wiring diagrams 📊 Manual Specifications File Format Format: PDF Print Quality Printability: Yes, all pages are printable Binding Type Digital Binding: N/A (Digital Download) Paper Type Digital Paper Simulation: N/A (Digital PDF) Software Requirement Reader Software: Adobe Reader Compatibility Operating Systems: Windows, Mac, Linux OS Access Download Method: Instant Download ⚙️ Engine Specifications Primary Engine Engine Codes Examples: M115 (Inline-4 gasoline), M114 (Inline-6 gasoline), OM615 (Inline-4 diesel), OM616 (Inline-5 diesel) Performance Horsepower Range: 60-120 HP (approximate, varies by engine) Torque Range: 80-200 Nm (approximate, varies by engine) Fuel System Gasoline Injection Type: Bosch mechanical fuel injection (on some models) Carburetor Types: Solex, Zenith carburetors (on some models) Engine Type Cylinder Configurations: Inline-4 and Inline-6 Diesel Engines Diesel Variants: OM615 (2.2L), OM616 (2.4L) 🔧 Transmission Standard Standard Transmission Type: 4-speed or 5-speed manual Optional Optional Transmission Type: 3-speed automatic (e.g., 4G-Tronic) Features Clutch Type: Single dry plate clutch (manual) 📐 Dimensions Exterior Wheelbase: 2750 mm (108.3 in) Length: 4765 mm (187.6 in) for Sedan Weights Curb Weight: 1300-1500 kg (approximate, varies by model and equipment) 🛡️ Safety Features Ratings Safety Standard: Designed to meet contemporary safety standards of the era Active Features Braking System: Front disc brakes, rear drum brakes Passive Features Body Structure: Reinforced safety cage, crumple zones Steering Column: Collapsible steering column 💡 Technology Features Infotainment Audio System: Optional factory radio with analog tuning Driver Assistance Cruise Control: Optional cruise control system Connectivity Original Connectivity: N/A (Era appropriate technology) 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-10,000 km or annually, per manual Major Service Interval: Refer to periodic maintenance chart in manual for specific mileages/times Fluid Specifications Engine Oil Type: API SF/SG or equivalent, SAE 10W-40 or 15W-40 recommended (check manual for specifics) Coolant Type: Ethylene glycol based antifreeze, 50/50 mix with distilled water Brake Fluid Type: DOT 3 or DOT 4 (check manual for exact specification) Transmission Fluid Manual: Gear oil, SAE 80W-90 GL-4 Transmission Fluid Automatic: Dexron II or equivalent (refer to specific auto transmission type) Known Issues Common Wear Items: Ball joints, tie rod ends, control arm bushings, rubber seals, exhaust system, fuel pump diaphragm Rust Prone Areas: Wheel arches, sills, floor pans, door bottoms Maintenance Philosophy Preventative Maintenance: Emphasis on adhering to service schedules and rectifying issues promptly 📚 Vehicle History Brand Heritage Manufacturer Legacy: Mercedes-Benz's reputation for quality, durability, and engineering excellence Model Evolution Predecessor: W114/W115 (pre-facelift) / Ponton Mercedes-Benz Successor: W123 Series Production Production Period: 1968-1976 Manufacturing Locations: Germany, South Africa, and other global Mercedes-Benz plants Total Units Produced: Over 2 million units across all W114/W115 variants 🏆 Awards & Recognition Recognitions Industry Standing: Widely recognized for its durability and longevity, a...