🏷️ Basic Information Identification Make: BMW Model: 316i Chassis Code: E30 Generation Generation Code: E30 Codes Engine Code Primary: M40 B18 👋 Introduction Market Position E30 Market Segment: Compact Executive Car Competitive Analysis Key Competitors E30 Era: Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Ford Sierra Key Features E30 Design Philosophy: Rear-wheel drive dynamics, balanced chassis, driver-focused interior Manual Value Proposition: Empowers owners to perform essential maintenance and repairs, reducing reliance on external services 📋 Manual Details Coverage Areas Primary Coverage: Complete Service and Repair Procedures Page Count Estimated Page Count: 300-500 Manual Type Manual Type: Workshop Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, timing belt, valve adjustments, seals, gaskets, cooling system Engine Electrical: Ignition system, fuel injection system (Bosch Motronic), starter, alternator, wiring diagrams Transmission: Manual transmission (Getrag 260) repair, clutch replacement, fluid changes Suspension: Front struts, rear trailing arms, shock absorbers, springs, bushings, wheel alignment Brakes: Front disc brakes, rear drum brakes, hydraulic system, bleeding procedures, parking brake Steering: Steering rack, power steering system (if equipped), steering column Fuel System: Fuel pump, fuel filter, fuel injectors, fuel lines, fuel tank Exhaust System: Exhaust manifold, catalytic converter, muffler, exhaust pipes Electrical System Body: Lighting, wipers, horn, power windows, central locking, dashboard instruments, fuses and relays Climate Control: Heater core, blower motor, ventilation system Body And Chassis: Body panel repair, interior trim removal, glass replacement Procedures Included Scheduled Maintenance: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, air filter replacement Troubleshooting: Diagnostic procedures for common faults, error code interpretation (where applicable) Engine Repair: Complete engine rebuild, piston and ring replacement, crankshaft and bearing service, cylinder head repair Transmission Repair: Transmission removal and installation, internal component repair (e.g., synchros, gears) Brake Service: Brake pad and rotor replacement, caliper service, brake line repair Suspension And Steering Repair: Component replacement (struts, control arms, tie rods), steering rack overhaul Electrical Diagnostics: Wiring harness repair, component testing, diagnosing electrical faults Bodywork Procedures: Minor dent repair, rust prevention and repair, panel alignment Clutch Replacement: Detailed steps for clutch disc, pressure plate, and release bearing replacement Cooling System Service: Radiator replacement, water pump service, thermostat replacement, flushing Fuel Injector Cleaning And Replacement: Procedures for maintaining optimal fuel delivery Technical Depth Depth Of Coverage: Comprehensive, from basic maintenance to full engine and transmission rebuilds Diagnostic Capability: Detailed diagnostic information, including wiring diagrams and component testing procedures Rebuild Procedures: Includes specifications and procedures for rebuilding major mechanical components 📊 Manual Specifications File Format File Format: PDF Searchability: Searchable text content for quick information retrieval Print Quality Print Quality: High-resolution, suitable for printing Binding Type Binding Type: N/A (Downloadable) Paper Type Paper Type: N/A (Downloadable) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, DOHC Engine Displacement: 1.8 Liters (1796 cc) Engine Code Details: M40 B18, successor to the M10 family, featuring belt-driven camshaft Performance Horsepower Output: Approximately 113 HP (83 kW) at 5500 RPM (DIN) Torque Output: Approximately 164 Nm (121 lb-ft) at 4300 RPM (DIN) Fuel System Fuel Delivery: Bosch Motronic ML 4.1 Fuel Injection Fuel Type: Unleaded gasoline (RON 95 recommended) Timing System Timing Belt Replacement Interval: Typically every 40,000 - 60,000 km or 4-5 years (critical for M40 engine) 🔧 Transmission Standard Transmission Type: 5-speed Manual (Getrag 260) Optional Optional Transmission: 4-speed Automatic (ZF 4HP22) Features Manual Transmission Fluid Spec: GL-4 (e.g., Castrol EPX 80W-90) Automatic Transmission Fluid Spec: Dexron III or equivalent 📐 Dimensions Exterior E30 Body Styles: 2-door Sedan (Saloon), 4-door Sedan (Saloon), Convertible, Touring (Wagon - less common in some markets) E30 Wheelbase: Approx. 2570 mm (101.2 in) Weights E30 Curb Weight 316I: Approx. 1250 kg (2756 lbs) 🛡️ Safety Features Ratings E30 Safety Era Considerations: Designed to earlier safety standards; ABS was optional on some models/later years. Active Features Active Safety Features Typical: Four-wheel disc brakes (on some models), independent suspension Passive Features Passive Safety Features Typical: Crumple zones, reinforced passenger cell, seat belts 💡 Technology Features Infotainment E30 Infotainment Level: Basic, typically AM/FM radio with cassette player Driver Assistance Driver Assistance Features Optional: Anti-lock Braking System (ABS) Connectivity E30 Connectivity Features: None (pre-digital era) 🔧 Maintenance Service Intervals Oil Change Interval Typical: 10,000 - 15,000 km or 12 months, depending on oil quality and driving conditions Spark Plug Replacement Interval: Approximately 30,000 - 40,000 km (specific type dependent) Fluid Specifications Engine Oil Specification: API SG/SH, ACEA A2-96/A3-98 or equivalent, viscosity 10W-40 or 15W-40 recommended, 5W-30/5W-40 for colder climates Coolant Specification: BMW Blue Antifreeze/Coolant (G48 or equivalent), 50/50 mix with distilled water Brake Fluid Specification: DOT 4 Known Issues M40 Engine Common Issues: Timing belt tensioner failure (leading to catastrophic engine damage), valve cover gasket leaks, idle control valve issues E30 Chassis Common Issues: Rust (especially wheel arches, rocker panels, strut towers), worn suspension bushings, heater core leaks...