🏷️ Basic Information Identification Make: BMW Model: 318i Chassis Code: E30 Model Years Covered: 1984, 1985, 1986, 1987, 1988, 1989, 1990 Codes Engine Codes: M10B18 👋 Introduction Market Position Positioning: The BMW 318i (E30) represented BMW's entry-level luxury compact sedan and coupe, offering sporty handling and BMW's reputation for build quality and driving dynamics at a more accessible price point. Competitive Analysis Competitors: Competed with vehicles like the Mercedes-Benz 190E, Audi 80/90, and Cadillac Cimarron during its production run. Key Features Driving Dynamics: Renowned for its balanced chassis, rear-wheel drive, and responsive steering, contributing to its 'ultimate driving machine' reputation. Design: Iconic E30 design, characterized by clean lines and a driver-focused interior, penned by Claus Luthe. Manual Value Value Proposition: Essential for owners and mechanics needing to maintain, diagnose, and repair these classic BMWs, ensuring longevity and optimal performance. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive factory service and repair procedures for the BMW 318i (E30) models Secondary Coverage: Maintenance schedules, troubleshooting guides, electrical schematics, specifications Page Count Estimated Pages: Hundreds (specific number not provided in product info, but typical for factory manuals of this era) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, diagnosis, tune-up, cooling system, lubrication system, fuel system (injection), ignition system Transmission: Manual and Automatic transmission removal, installation, repair, fluid specifications Drivetrain: Driveshaft, differential, axles, wheel bearings Suspension: Front and rear suspension components, alignment specifications, shock absorbers, springs Steering: Steering rack, power steering system, components, diagnosis Brakes: Front and rear brake systems (disc/drum), hydraulic system, parking brake, ABS (if equipped) Electrical: Complete wiring diagrams, starter, alternator, battery, lighting, instrumentation, power windows, central locking Fuel System: Bosch LE2-Jetronic fuel injection system, fuel pump, injectors, fuel pressure regulator Body: Body panel removal and installation, interior trim, glass, doors, bumpers Procedures Included Maintenance: Oil changes, filter replacements, spark plug replacement, fluid checks and changes, timing belt inspection/replacement (if applicable for specific engines) Troubleshooting: Diagnostic flowcharts, symptom-based troubleshooting for all major systems Repair: Detailed step-by-step repair instructions for all components and systems Diagnostics: On-board diagnostics (OBD) information (early systems), component testing procedures, diagnostic trouble codes (DTCs) if applicable Special Tools: Identification and usage of BMW-specific and general automotive tools required for repairs Technical Depth Depth: Factory-level technical information, suitable for professional technicians and experienced DIY enthusiasts Accuracy: Official factory data ensuring accuracy and completeness 📊 Manual Specifications File Format Format Type: PDF (Portable Document Format) Searchability: Likely text-searchable if created from original electronic data or properly OCR'd Print Quality Quality: Printable at home or at a print shop; quality depends on source scanning/digitization Binding Type Type: N/A (Digital Download) Paper Type Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, SOHC (Single Overhead Camshaft) Displacement: 1.8 Liters (1766 cc) Bore X Stroke: 89.0 mm x 71.0 mm Compression Ratio: 8.8:1 (typical) Performance Horsepower: Approx. 101-105 hp @ 5800-6000 rpm (varies by market and year) Torque: Approx. 100-103 lb-ft @ 3200-3500 rpm (varies by market and year) Fuel System Injection System: Bosch LE2-Jetronic (Electronic Fuel Injection) Fuel Type: Unleaded Gasoline (Premium recommended) Ignition System Type: Electronic Ignition Engine Management ECU: Bosch Motronic (early variant) 🔧 Transmission Standard Type: 4-speed Manual Transmission Optional Type: 3-speed Automatic Transmission (ZF 3HP22) Features Clutch: Single dry plate, hydraulically operated (Manual) Final Drive: Rear Wheel Drive Fluid Type Manual Gearbox Oil: BMW MTF LT-2 or equivalent (refer to manual for specific viscosity, e.g., 75W-80 GL-4) Automatic Transmission Fluid: Dexron III or equivalent (refer to manual for specific) 📐 Dimensions Exterior Wheelbase: 2565 mm (101.0 in) Length: 4325 mm (170.3 in) Width: 1674 mm (65.9 in) Height: 1380 mm (54.3 in) Weights Curb Weight: Approx. 1150-1250 kg (2535-2756 lbs), varies by body style and options Gross Vehicle Weight Rating: Refer to vehicle data plate Wheel Specs Bolt Pattern: 5x120 mm Wheel Size Standard: 14 x 5.5 inches (steel or alloy) Tire Size Standard: 185/70 R14 🛡️ Safety Features Ratings NHTSA Rating: Not readily available for this era; focus on passive safety features. Active Features ABS: Optional on later models, standard on some higher trims. Passive Features Seatbelts: Three-point inertia reel seatbelts in front, two-point in rear (later models may have three-point rear) Structure: Reinforced safety cell, crumple zones front and rear Headlights: Halogen headlights (Euro-spec may have larger units) 💡 Technology Features Infotainment Radio: Factory AM/FM cassette radio, often with premium sound system option. Speakers: Multiple speaker configurations depending on trim and options. Driver Assistance ABS: As noted, optional but available. Connectivity Connectivity Features: Limited by era; primarily focused on vehicle mechanics and basic comfort features. No modern Bluetooth or USB connectivity from the factory. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000 - 7,500 miles or 6-12 months, depending on driving conditions and oil type...