🏷️ Basic Information Identification Make: BMW Model: 3 Series Model Variant: 316 Model Variant Engine: 316i Codes Chassis Code: E30 Engine Code Primary: M10B18 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe Reputation: The E30 generation is renowned for its driving dynamics, build quality, and sporty heritage. Competitive Analysis Competitors 1986: Mercedes-Benz W201 (190E), Audi 80/90, Alfa Romeo 75, Saab 900. Key Features Driving Dynamics: Rear-wheel drive, near-perfect 50/50 weight distribution, independent suspension. Build Quality: Typical BMW robust construction and attention to detail for its era. 📋 Manual Details Coverage Areas Covered Models: All BMW 316 and 316i models Covered Years: 1986 Covered Engines: All engine variants for 316/316i Covered Transmissions: All transmission types (manual and automatic) Covered Trims: All trim levels Page Count Estimated Page Count: Varies, typically 500+ pages for comprehensive workshop manuals of this era. Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine overhaul, cylinder head, block, pistons, crankshaft, camshaft, timing, lubrication system, cooling system. Engine Management: Fuel injection (Bosch Motronic), ignition system, sensor diagnostics, ECU. Transmission Manual: Clutch, gearbox overhaul, gear selection, driveshafts. Transmission Automatic: Automatic gearbox overhaul, torque converter, shifting mechanisms, cooling. Suspension: Front and rear suspension, struts, shocks, springs, control arms, bushings, alignment specifications. Steering: Steering rack, power steering pump, tie rods, steering column, universal joints. Brakes: Brake system overhaul, calipers, master cylinder, brake lines, ABS (if equipped), parking brake, rotor and pad specifications. Electrical System: Wiring diagrams, battery, alternator, starter motor, fuses, relays, lighting systems, horn. Body And Interior: Body panel removal and installation, door mechanisms, window regulators, seats, dashboard, trim components. Climate Control: HVAC system, heater core, blower motor, air conditioning (if equipped), refrigerant handling. Exhaust System: Exhaust manifold, catalytic converter, muffler, pipes, hangers. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plug replacement, fluid checks. Troubleshooting: Diagnostic procedures for common issues, fault finding for engine, electrical, and mechanical systems. Repair Overhaul: Step-by-step instructions for component removal, disassembly, repair, reassembly, and installation. Diagnostics: Identification of symptoms, diagnostic flowcharts, interpretation of error codes (where applicable). Specifications: Torque values, clearances, fluid capacities, pressure specifications, alignment angles. Technical Depth Depth: Comprehensive technical information suitable for professional mechanics and experienced DIY enthusiasts. Covers from basic maintenance to complete engine and transmission rebuilds. 📊 Manual Specifications File Format File Type: Digital PDF Searchability: Likely text-searchable, allowing quick access to specific information. Print Quality Quality: Digital reproductions of original factory manuals, quality can vary but generally high for technical data. Binding Type Binding: N/A (Digital format) Paper Type Paper: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Name: BMW M10B18 (1.8L) Engine Type: Inline-4 Cylinder, Naturally Aspirated Displacement: 1766 cc (1.8 Liters) Performance Horsepower Hp: Approx. 99-105 hp (depending on market and specific tune) Torque Lb Ft: Approx. 101-105 lb-ft Fuel System Injection System: Bosch L-Jetronic or Motronic (fuel injection) Fuel Type: Unleaded Gasoline Engine Features Block Material: Cast Iron Head Material: Aluminum Alloy Valvetrain: SOHC (Single Overhead Camshaft), 8 Valves 🔧 Transmission Standard Transmission Type Standard: 4-speed Manual Optional Transmission Type Optional: 3-speed or 4-speed Automatic (ZF) Features Drive Type: Rear-Wheel Drive (RWD) 📐 Dimensions Exterior Length Mm: Approx. 4325 mm (Sedan) Width Mm: Approx. 1677 mm Height Mm: Approx. 1380 mm (Sedan) Wheelbase Mm: Approx. 2570 mm Weights Curb Weight Kg: Approx. 1150-1250 kg (depending on transmission and equipment) 🛡️ Safety Features Ratings Crash Test Era: Era-appropriate safety standards. No official modern ratings available. Active Features ABS: Optional, but increasingly common on later E30 models. Passive Features Seat Belts: Standard front seat belts, rear optional. Crumple Zones: Designed with front and rear crumple zones. 💡 Technology Features Infotainment Audio System: Typically a basic AM/FM radio with cassette player, often with upgraded speaker options. Driver Assistance Cruise Control: Optional on some models. Connectivity Connectivity Features: N/A by modern standards. Focus is on mechanical and electrical systems. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-7,500 miles (8,000-12,000 km) or annually, consult manual for specifics. Timing Belt Chain: M10 engine uses a timing chain, which generally does not require periodic replacement but should be inspected for wear/noise. Major Service: Commonly around 60,000 miles (100,000 km) including spark plugs, filters, and thorough inspection. Fluid Specifications Engine Oil: API SG or SH, SAE 15W-40 or 20W-50. Refer to manual for exact BMW specification (e.g., BMW High Performance) and viscosity based on temperature. Coolant: BMW Blue Coolant or equivalent ethylene glycol-based antifreeze with corrosion inhibitors. Typically a 50/50 mix with distilled water. Transmission Fluid Manual: GL-4 Hypoid Gear Oil, SAE 75W-90 or 80W-90. Transmission Fluid Automatic: Dexron II or III automatic transmission fluid (ATF). Brake Fluid: DOT 3 or DOT 4 brake fluid. Known Issues Rust Prone Areas: Wheel arches, rocker panels, jacking points, battery tray, rear shock towers. Engine M10: Can suffer...