🏷️ Basic Information Identification Make: BMW Model: 318i Generation Chassis Code: E30 Codes Model Years Covered: 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991 👋 Introduction Market Position Vehicle Segment: Compact Executive Sedan/Coupe/Convertible Competitive Analysis Key Competitors Era: Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Ford Sierra, Opel Vectra (European market) Key Features Vehicle Strengths: Sporty handling, robust build quality, driver-focused interior, rear-wheel drive dynamics. Manual Value Proposition: Empowers owners to maintain and repair their classic E30 318i with confidence. 📋 Manual Details Coverage Areas Language: English Manual Type: Full Service Repair Manual Page Count Estimated Pages: 500+ Format Primary Format: Digital (PDF) Print Option: Printable 📖 Manual Coverage Systems Covered Engine Mechanical: Yes Engine Electrical: Yes Fuel System: Yes Cooling System: Yes Ignition System: Yes Exhaust System: Yes Transmission Manual: Yes Transmission Automatic: Yes Drivetrain: Yes Suspension Front: Yes Suspension Rear: Yes Steering System: Yes Braking System: Yes Electrical System Lighting: Yes Electrical System Accessories: Yes Body Panels And Trim: Yes HVAC System: Yes Interior Components: Yes Procedures Included Routine Maintenance: Yes Troubleshooting Diagnostics: Yes Component Repair Rebuild: Yes Electrical Diagnosis Wiring Diagrams: Yes Torque Specifications: Yes Special Tools Recommendations: Yes Fluid Capacities And Types: Yes Technical Depth Coverage Scope: Comprehensive Diagnostic Detail: In-depth, including schematics and fault code interpretation (where applicable to the era). Repair Complexity: Suitable for DIY enthusiasts to professional technicians. 📊 Manual Specifications File Format Digital Format: PDF Searchability: Searchable text content for quick information retrieval. Print Quality Image Resolution: High-resolution diagrams and illustrations. Binding Type Physical Format If Applicable: Not applicable (digital product). Paper Type Physical Format If Applicable: Not applicable (digital product). ⚙️ Engine Specifications Primary Engine Engine Code Common: M40 Engine Type: Inline 4-cylinder, SOHC Displacement: 1.8 Liters (1796 cc) Performance Horsepower Est: 100-115 hp (depending on market and specific tuning) Torque Est: 103-114 lb-ft (depending on market and specific tuning) Fuel System Fuel Delivery: Bosch Motronic Fuel Injection Fuel Type: Unleaded Gasoline Other Bore X Stroke: 81.0 mm x 86.4 mm 🔧 Transmission Standard Transmission Type Std: Getrag 260 5-Speed Manual Optional Transmission Type Opt: ZF 4HP22 4-Speed Automatic Features Drivetrain: Rear-Wheel Drive (RWD) 📐 Dimensions Exterior Length: Approx. 170.5 inches (4330 mm) Width: Approx. 66.5 inches (1690 mm) Height: Approx. 54.5 inches (1385 mm) Weights Curb Weight Est: 2600-2800 lbs (1180-1270 kg) 🛡️ Safety Features Ratings Crash Safety Era Context: Reflects safety standards of the 1980s; significantly less advanced than modern vehicles. Active Features Brakes: Front Disc, Rear Drum (later models may have rear discs on some variants) Passive Features Airbags: Driver airbag introduced on later models/facelifts, not standard across all 1983-1991 E30 318i. Seatbelts: Three-point front and rear seatbelts. 💡 Technology Features Infotainment Radio System: Factory-installed AM/FM cassette radio, often with upgraded aftermarket units in surviving examples. Driver Assistance ABS: Available on some later models, not standard across all 1983-1991 318i. Connectivity Connectivity Features: Limited to basic analog systems; no digital connectivity features expected for the era. 🔧 Maintenance Service Intervals Oil Change Interval Est: Every 5,000-7,500 miles or 6-12 months (refer to manual for exact spec). Spark Plug Replacement Est: Every 20,000-30,000 miles. Fluid Specifications Engine Oil Type Est: API SF/SG, Viscosity 15W-40 or 10W-40 (consult manual for precise BMW spec). Coolant Type Est: Ethylene glycol-based antifreeze (BMW Blue or similar). Transmission Fluid Manual Est: GL-4 Gear Oil (e.g., Castrol EP 75W-90). Transmission Fluid Automatic Est: Dexron II or III compatible fluid (e.g., Pentosin ATF). Known Issues Common E30 Issues: Coolant flange leaks, fuel distributor diaphragm issues (M10 engine), vacuum leaks, idle control valve issues, rear subframe mounts cracking, worn suspension bushings, blower motor resistor failure. Common Issues Manual Coverage Troubleshooting Guides: Detailed guides for diagnosing and resolving common issues listed above and more. 📚 Vehicle History Brand Heritage Bmw Philosophy: Known for performance, luxury, and engineering precision in the sport sedan segment. Model Evolution E30 Generation: Second generation of the 3 Series, a significant evolution from the E21, popularizing the compact sports sedan. Production Production Years E30: 1982-1994 (globally) Manufacturing Locations: Germany (Main), South Africa, USA (CKD) 🏆 Awards & Recognition Recognitions E30 Generation Recognition: Consistently ranked among the best driver's cars of its era; praised for handling and build quality.