🏷️ Basic Information Identification Make: BMW Model: 318i Year: 1987 Chassis Code: E30 Generation Generation Name: Second Generation (E30) Generation Years: 1982-1994 Codes Engine Code: M10B18 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe/Convertible Target Audience: Enthusiasts, DIY mechanics, and professional technicians seeking in-depth knowledge of the E30 318i. Competitive Analysis Competitors 1987: Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Volvo 240, Acura Integra, Ford Sierra Key Features Vehicle Philosophy: Driver-focused, balanced handling, durable engineering, premium build quality. 📋 Manual Details Coverage Areas Vehicle Coverage: All 1987 BMW 318i models, engines, trim levels, and transmission types Page Count Estimated Page Count: 800-1200 (typical for comprehensive workshop manuals) Manual Type Manual Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals (M10B18), fuel injection (Bosch L-Jetronic/Motronic), ignition, exhaust, cooling, lubrication Drivetrain: Manual and automatic transmissions, clutch, driveshafts, differential, axles Chassis: Suspension (front MacPherson struts, rear semi-trailing arm), steering, brakes (front discs, rear drums or discs), wheel alignment Electrical: Battery, charging system, starter, lighting, instrumentation, HVAC controls, power accessories, wiring diagrams Body And Interior: Body panel repair, doors, windows, seats, trim, HVAC system (mechanical and electrical components) Procedures Included Maintenance: Oil changes, filter replacements, spark plug service, fluid checks and changes (coolant, brake fluid, transmission fluid, differential fluid), belt adjustments/replacement, chassis lubrication Troubleshooting: Diagnostic procedures for common drivability issues, electrical faults, starting problems, cooling system malfunctions, brake system issues Repair: Engine component replacement (e.g., head gasket, water pump, alternator, starter), transmission overhaul, brake system repair (calipers, master cylinder), suspension component replacement (shocks, bushings), fuel system component repair/replacement Diagnostics: Fault code interpretation (where applicable), electrical testing procedures, component testing (e.g., fuel injectors, ignition coil), mechanical engine diagnostics Technical Depth Depth: Comprehensive, covering routine maintenance, detailed diagnostics, component-level repair, and full rebuild procedures for all major vehicle systems. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable (if professionally scanned/created), enabling quick access to specific topics. Print Quality Image Resolution: Variable, depends on source scan quality. Aim for clear, legible diagrams and text. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder, Naturally Aspirated Engine Code: M10B18 Displacement: 1.8 Liters (1766 cc) Bore X Stroke: 89.0 mm x 71.0 mm Compression Ratio: 8.8:1 or 9.5:1 (depending on market/specific tune) Performance Horsepower: 101 hp @ 5800 rpm (approx.) Torque: 106 lb-ft @ 3500 rpm (approx.) Fuel System Fuel Delivery: Bosch Fuel Injection (L-Jetronic or Motronic depending on production date) Fuel Type: Unleaded Gasoline (Octane rating specified in manual) Ignition Ignition System: Electronic Ignition (Breakerless) Cooling Cooling System Type: Water-Cooled Lubrication Oil Capacity: 4.5 Liters (4.8 US Quarts) with filter (verify in manual) Recommended Oil Viscosity: 10W-40 or 15W-40 (refer to manual for specific climate recommendations) 🔧 Transmission Standard Transmission Type: 4-Speed Manual Optional Transmission Type: 3-Speed Automatic (e.g., ZF 3HP22) Features Clutch Type: Single dry plate, hydraulic actuation Manual Transmission Fluid: GL-4 Gear Oil (e.g., Castrol EPX 80W-90 - verify specific BMW spec) Automatic Transmission Fluid: Dexron III or equivalent (verify specific BMW spec for ZF unit) 📐 Dimensions Exterior Length: 4300 mm (169.3 in) Width: 1680 mm (66.1 in) Height: 1380 mm (54.3 in) Wheelbase: 2570 mm (101.2 in) Weights Curb Weight: Approx. 1200-1300 kg (2645-2866 lbs) depending on body style and equipment Gross Vehicle Weight Rating: 1700 kg (approx.) 🛡️ Safety Features Ratings Safety Standards Era: Designed to meet 1980s safety standards. Active Features Braking System: Front: Ventilated Disc, Rear: Disc or Drum (depending on model variant). ABS was an option on later E30s but less common on the '87 318i. Steering System: Power-assisted recirculating ball or rack-and-pinion (depending on specific market build). Passive Features Seatbelts: Three-point seatbelts with pretensioners (front seats). Body Structure: Reinforced passenger cell, crumple zones. 💡 Technology Features Infotainment Audio System: Factory AM/FM radio with cassette player, optional premium sound system (e.g., Blaupunkt). Display: Analog gauges for speedometer, tachometer, fuel level, coolant temperature. Warning lights for system status. Driver Assistance ABS: Optional on some late 1987 models, primarily four-wheel ABS on M3/M5 but less common on 318i. Cruise Control: Optional feature. Connectivity Connectivity Features: None (pre-digital era). 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000-7,500 miles or 6-12 months (verify in manual for specific driving conditions). Spark Plug Replacement: Every 20,000-30,000 miles (depends on plug type). Timing Belt Replacement: M10B18 uses a timing chain, not a belt, so no replacement interval for the chain itself, but tensioner/guides should be inspected. Fluid Specifications Coolant Type: Ethylene Glycol based, BMW Blue or Green coolant (50/50 mix with distilled water). Brake Fluid Type: DOT 3 or DOT 4 (refer to manual for specific recommendation and change interval). Known Issues Common Problems Engine: Oil leaks (valve cover gasket, oil pan gasket), coolant leaks (hose connections, water pump...