🏷️ Basic Information Identification Make: Mercedes-Benz Model: E-Class (W124) Year: 1986 Generation Chassis Code: W124 Codes Product Code Identifier: 1986 W124 E Service and Repair Manual 👋 Introduction Market Position Target Audience: Mercedes-Benz W124 owners, DIY enthusiasts, independent repair shops Luxury Segment Competitors: Competed with vehicles like the BMW 5 Series (E28/E34), Audi 100/200, Volvo 740/760, and Cadillac Sedan de Ville. Competitive Analysis Advantage: Provides exact dealer-level information, comprehensive coverage, digital convenience Key Features Feature 1: Vehicle-specific, not generic Feature 2: Step-by-step instructions with diagrams and illustrations Feature 3: Includes wiring schematics and technical specifications Feature 4: All-inclusive A-Z repair coverage Feature 5: Digital format offers convenience, searchability, and selective printing 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Maintenance, Diagnostics, Troubleshooting Model Scope: All W124 E-Class models for 1986 Page Count Estimated Pages: Extensive (exact count not specified, but described as 'complete' and 'everything you will ever need') Manual Type Type: Factory Service and Repair Manual (FSM) Language Language: English Format Format: Digital (PDF) Accessibility: Easy-to-use PDF format, allowing users to print only necessary pages. 📖 Manual Coverage Systems Covered Engine: Engine mechanical, control system, fuel service, emission control, intake, exhaust, cooling, lubrication, ignition, starting, charging Transmission: Automatic transmission, manual transmission, clutch, transfer case (if applicable), propeller shaft, drive shaft, differential, axle Suspension Steering: Axle suspension, steering column, power steering, wheel alignment Brakes: Brake control, brake systems (including ABS if equipped on 1986 models), parking brake Electrical Body: Electrical system, lighting, instrumentation, power accessories, climate control (air conditioning), supplemental restraint system (SRS), seat belts, bodywork (doors, hood, glass, mirrors), interior trim, door locks, wiper/washer systems, horn, audio/visual systems, cruise control Diagnostics: Advanced diagnostics and troubleshooting procedures for all systems Body And Frame: Body shell construction, chassis components, repair of structural elements, door mechanisms, hood and trunk latches. Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, tune-ups, inspections Repair: Component removal, disassembly, inspection, repair, reassembly, and installation for all major systems Diagnostics Troubleshooting: Step-by-step diagnostic flowcharts, symptom analysis, fault code interpretation (if applicable) Wiring Schematics: Comprehensive electrical wiring diagrams for all vehicle systems Engine Rebuild: Comprehensive procedures for engine disassembly, inspection, repair, and reassembly, including valve adjustments, piston ring replacement, and bearing service. Suspension Overhaul: Detailed instructions for replacing ball joints, control arms, bushings, springs, and shock absorbers. Brake System Overhaul: Procedures for brake caliper service, rotor replacement, brake line replacement, and ABS component diagnosis/replacement. Technical Depth Depth: Vehicle-specific, dealer-level technical information for comprehensive repair and maintenance Diagnostic Tools Required: Likely specifies the use of specialized Mercedes-Benz diagnostic tools of the era, but also provides methods for non-specialized tool users. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text content within the PDF Print Quality Printability: All pages printable, with option to enlarge images Binding Type Binding: N/A (Digital format, no physical binding) Paper Type Paper Type: N/A (Digital format, no physical paper type) Software Requirements Software: Adobe PDF Reader, Winzip (free) Operating System Compatibility: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac compatible ⚙️ Engine Specifications Primary Engine Engine Options 1986: Likely covers multiple engine variants available in 1986, including petrol and diesel. Common W124 engines for this period include M102 (2.3L, 2.6L) and OM601/OM602 (2.0L Diesel, 2.3L Diesel). Performance Horsepower Torque Data: Detailed specifications for horsepower and torque for each covered engine variant will be present. Fuel System Fuel System Details: Coverage of fuel injection systems (e.g., K-Jetronic, KE-Jetronic), carburetion (less common on later 1986 models), fuel pump, injectors, and fuel pressure specifications. Engine Management Engine Control Unit Diagnosis: Information on ECU operation, sensor inputs, and diagnostic procedures related to engine control. Ignition System Details: Information on electronic ignition systems, coil packs, distributor, spark plugs, and timing specifications. 🔧 Transmission Standard Standard Transmission Type: Likely includes coverage for the 4-speed automatic transmission (e.g., 722.3) which was common, and potentially the 5-speed manual transmission. Optional Optional Transmission Type: Details on manual transmission options if available for the 1986 model year. Features Transmission Fluid Specifications: Specific Mercedes-Benz approved transmission fluid types and capacities (e.g., ATF Dexron II). Transmission Repair Torque Converter Service: Procedures for service and replacement of the torque converter. Gearbox Overhaul: Detailed instructions for the overhaul of both manual and automatic transmissions, including torque specifications for internal components. 📐 Dimensions Exterior Wheelbase: Approximately 2795 mm (110 inches) for most W124 sedans. Length: Approximately 4740 mm (186.6 inches) for sedans. Width: Approximately 1740 mm (68.5 inches). Height: Approximately 1420 mm (55.9 inches). Weights Curb Weight: Varies by engine and equipment, typically around 1400-1600 kg (3086-3527 lbs). Gross Vehicle Weight Rating: Will be specified for each model variant. 🛡️ Safety Features Ratings Crash Test Data: While formal crash test ratings were less standardized in 1986, the W124 was known for its robust body structure and safety features for the era. The manual will...