Basic Information Identification Make: Mercedes-Benz Model: 220D Chassis Codes: W114/W115 Production Years Covered: 1968-1973 Introduction Market Position Positioning: Targeted at Mercedes-Benz owners and independent repair shops seeking professional-level service information for the W114/W115 series Competitive Analysis Advantage: Provides factory-level accuracy and detail, directly equivalent to what authorized Mercedes-Benz technicians utilize Key Features Features: Authoritative source, detailed illustrations and diagrams, comprehensive repair procedures, essential for restoring and maintaining vintage Mercedes-Benz vehicles Manual Details Coverage Areas General Coverage: Comprehensive factory workshop service and repair Specific Systems: Engine, brakes, suspension, steering, electrical, body, interior, drivetrain, fuel system, cooling system, exhaust system, clutch, transmission, rear axle, climate control Page Count Estimated Page Count: Extensive, likely over 1000 pages (typical for factory manuals of this era) Manual Type Type: Factory Workshop Service Repair Manual Language Language: English Format Digital Format: HTML/Flash menu with PDF embedded files Operating System Compatibility: Windows (95/98/ME/XP/Vista/7), Linux, macOS Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, overhaul, component specifications, torque values, timing, lubrication, cooling system (radiator, water pump, thermostat), fuel system (injection pump, injectors, filters), exhaust system Brakes: Hydraulic system, disc brake specifications, drum brake adjustments, parking brake, brake fluid types, bleeding procedures, component replacement (pads, shoes, calipers, wheel cylinders) Suspension And Steering: Front and rear suspension components, shock absorbers, springs, ball joints, control arms, steering box, steering linkage, wheel alignment specifications Electrical System: Wiring diagrams, component testing (alternator, starter, battery, ignition system), lighting, gauges, switches, fuses, relays, diagnostic procedures Body And Interior: Body panel removal and installation, door mechanisms, window regulators, seat adjustment and repair, interior trim, weatherstripping, soundproofing Procedures Included Maintenance: Routine service, oil changes, filter replacements, fluid checks and changes, lubrication points, tune-ups, belt adjustments Repair: Component overhaul (engine, transmission, differential), replacement of wear items, bodywork, interior refurbishment, electrical component repair, troubleshooting of common malfunctions Diagnostics: Step-by-step troubleshooting guides for various systems, symptom-based diagnostics, electrical fault finding Technical Depth Depth: Comprehensive, from basic maintenance to complete vehicle rebuilds, including detailed technical specifications and diagrams Manual Specifications File Format Primary Format: PDF (embedded within HTML/Flash menu) Searchability: Likely searchable if the embedded PDFs are text-based Print Quality Print Recommendation: Printable for workshop use Binding Type Binding Type: Digital (not physically bound) Paper Type Paper Type: N/A (Digital) Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder Diesel Engine Displacement: 2.2 Liters (2197 cc) Engine Code Variants: OM615 (e.g., OM615.913 for 220D) Performance Horsepower Approx: 65-70 HP (depending on specific model and market) Torque Approx: 130-140 Nm (96-103 lb-ft) Fuel System Fuel Injection: Bosch inline injection pump Fuel Type: Diesel Cooling System Coolant Type: Ethylene Glycol based antifreeze (e.g., MB-Approval 325.0 equivalent) Lubrication Oil Type: API CD or higher, SAE 10W-30 or 10W-40 (check manual for exact spec) Transmission Standard Type: 4-speed manual transmission Optional Type: Optional 4-speed automatic transmission (e.g., BorgWarner or Mercedes' own) Features Clutch Type: Dry single-plate clutch (for manual) Transmission Fluid Manual: GL-4 gear oil (e.g., SAE 75W-90 or 80W-90) Transmission Fluid Automatic: Dexron III or equivalent (check manual for exact spec) Dimensions Exterior Wheelbase: Approx. 2710 mm (106.7 inches) Length: Approx. 4680 mm (184.3 inches) Width: Approx. 1750 mm (68.9 inches) Height: Approx. 1470 mm (57.9 inches) Weights Curb Weight Approx: 1350-1450 kg (2976-3197 lbs) Gross Vehicle Weight Rating Approx: 1800-1900 kg (3968-4189 lbs) Safety Features Ratings Crash Test Data: No standardized crash test data available for this era; relied on inherent structural integrity and passive safety features of the time. Active Features Braking System: Front disc brakes, rear drum brakes Steering Type: Recirculating ball steering system Passive Features Seat Belts: Standard front seat belts, optional rear seat belts Body Structure: Reinforced passenger cell, crumple zones (early implementation) Technology Features Infotainment Infotainment Features: Basic analog radio (optional), mechanical clock. Driver Assistance Driver Assistance Systems: None in the modern sense. Primarily focused on mechanical systems and driver control. Connectivity Connectivity Features: N/A Maintenance Service Intervals Oil Change Interval: Typically every 5,000-10,000 km (3,000-6,000 miles) or annually, depending on usage and oil quality (refer to manual for precise interval). Filter Replacement: Oil filter with every oil change. Fuel filter typically every 20,000-30,000 km (12,000-18,000 miles). Fluid Specifications Brake Fluid: DOT 3 or DOT 4 brake fluid (check manual for specific MB approval) Coolant Capacity: Approx. 7-8 liters (check manual) Steering Fluid: ATF Type A or Dexron II (if power steering equipped, check manual) Known Issues Common Wear Items: Rubber suspension bushings, ball joints, tie rod ends, exhaust system components, fuel injectors, glow plugs, engine mounts, transmission seals. Diesel Specific: Injection pump sealing, air in fuel lines, premature wear of pre-chamber inserts if maintained poorly. Technical Data Valve Lash Adjustment: Required periodically for optimal performance and longevity (specific settings in manual). Ignition Timing: Not applicable for diesel engines, but injection timing is critical and detailed in the manual. Vehicle History Brand Heritage Heritage: Mercedes-Benz, known for engineering...