🏷️ Basic Information Identification Make: BMW Model: 318i Chassis Code: E30 Generation Generation Designation: First Generation (E30) Codes Engine Code Primary: M10B18 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe (E-segment competitor within its class). Target Audience: Enthusiasts, DIY mechanics, and professional workshops specializing in BMW vehicles. Competitive Analysis Key Competitors: Mercedes-Benz W201 (190E), Audi 80/90, Alfa Romeo 75, Ford Sierra. Key Features Vehicle Philosophy: Sporty handling, driver-focused cockpit, and build quality synonymous with BMW. Manual Value Proposition: Provides in-depth technical knowledge to maintain and repair the E30 318i, essential for preserving its classic status and performance. 📋 Manual Details Coverage Areas Model Years Covered: 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991 Specific Models Covered: BMW 318, BMW 318i Page Count Page Count: 227 Manual Type Manual Type: Workshop Service Manual for Repair Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, including cylinder head, block assembly, timing, lubrication, cooling, fuel injection, and ignition systems. Transmission: Manual and Automatic transmission service, repair, and overhaul procedures. Drivetrain: Driveshaft, differential, axle, and clutch assembly service. Suspension: Front and rear suspension components, alignment, shock absorbers, springs, and bushings. Steering: Steering rack, linkage, and power steering system service and repair. Brakes: Disc brake systems (front and rear), hydraulic system, parking brake. Electrical: Full electrical system diagnostics, wiring diagrams, battery, charging system, starting system, lighting, instrumentation, and accessories. Fuel System: Bosch LE-Jetronic fuel injection system, fuel pump, injectors, fuel lines, and fuel tank. Exhaust System: Exhaust manifold, catalytic converter (where applicable), muffler, and pipe replacement. Body And Chassis: Body panel repair, interior trim, glass, doors, hood, trunk, and chassis component repair. Heating And Ventilation: HVAC system diagnosis and repair. Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt adjustments, brake pad replacement. Repair Procedures: Detailed step-by-step instructions for component removal, overhaul, and installation across all major vehicle systems. Troubleshooting Guidelines: Diagnostic flowcharts and symptom-based troubleshooting for common mechanical and electrical issues. Engine Rebuilding: Complete engine disassembly, inspection, component replacement (pistons, rings, bearings, valves), and reassembly procedures. Transmission Overhaul: Manual and automatic transmission disassembly, parts identification, replacement of seals, bearings, and gearsets. Brake System Repair: Brake caliper rebuilding, rotor replacement, brake line repair/replacement, and bleeding procedures. Electrical Component Testing: Testing and replacement of alternators, starters, ignition coils, fuel injectors, sensors, and ECUs. Bodywork Procedures: Panel alignment, rust repair techniques, welding procedures (basic), and trim installation. Technical Depth Depth Of Information: Comprehensive, covering routine maintenance to complete vehicle overhauls and diagnostics. Diagnostic Capabilities: Detailed diagnostic procedures and specifications for troubleshooting engine performance, electrical faults, and drivability issues. Component Specifications: Tightening torques, clearances, measurements, and wear limits for critical components. Wiring Diagrams: High-quality, detailed electrical wiring diagrams for all vehicle systems. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: Printable pages with clear text and legible diagrams. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Searchability Searchable Text: Typically searchable PDF, allowing for quick keyword lookups. Version Version Details: Comprehensive workshop manual covering the specified model years and variants. ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, naturally aspirated Displacement: 1.8 Liters (1766 cc) Bore X Stroke: 89.0 mm x 71.0 mm Compression Ratio: 8.8:1 (typically) Performance Horsepower: Approx. 105 hp @ 5800 rpm (varies slightly by market and year) Torque: Approx. 107 lb-ft @ 3200 rpm (varies slightly by market and year) Fuel System Fuel Delivery: Bosch LE-Jetronic mechanical fuel injection Fuel Type: Unleaded Gasoline (Premium recommended) Ignition System Ignition Type: Electronic Ignition System Cooling System Cooling Type: Liquid-cooled Lubrication System Oil Capacity: Approx. 4.5 Liters (4.8 US Quarts) with filter change 🔧 Transmission Standard Transmission Type Standard: 4-Speed Manual Transmission (Getrag 245) Optional Transmission Type Optional: 3-Speed Automatic Transmission (ZF 3HP22) Features Clutch Type: Single dry plate, hydraulically operated diaphragm spring clutch. Fluid Specifications Manual Transmission Fluid: BMW recommends specific gear oil meeting specifications like SAE 75W-90 GL-4 or GL-5. Automatic Transmission Fluid: Dexron-III (or equivalent) ATF. 📐 Dimensions Exterior Body Styles: 2-door Sedan, 4-door Sedan, Convertible, (and later) Touring Wagon (though 318i was predominantly sedan). Weights Curb Weight: Approx. 2500-2700 lbs (1134-1225 kg), depending on body style and equipment. 🛡️ Safety Features Ratings Crash Test Data: Limited official crash test data available for this era by modern standards; E30 chassis known for robust construction for its time. Active Features Braking System: Front ventilated discs, rear solid discs (standard on most 318i models). Passive Features Seat Belts: 3-point front seat belts, 2-point rear seat belts (optional 3-point rear available). Body Construction: Unibody construction with integrated safety cage elements. 💡 Technology Features Infotainment Audio System: Factory-installed AM/FM radio with cassette player, often with basic speaker systems. Upgrade options common. Driver Assistance ABS: Anti-lock Braking System (ABS) was an optional...