🏷️ Basic Information Identification Make: BMW Model: 316i Year: 1989 Codes Chassis Code: E30 Engine Code: M40B16 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe Target Audience: Enthusiasts, DIY mechanics, and owners seeking to maintain or restore their E30 316i. Competitive Analysis Competitors 1989: Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Ford Sierra XR4i, Opel Vectra Key Features Driving Dynamics: Renowned for its balanced chassis, rear-wheel-drive dynamics, and precise steering. Build Quality: Typical BMW build quality of the era, emphasizing durability and driver engagement. 📋 Manual Details Coverage Areas Coverage Scope: Full Service and Repair Page Count Estimated Pages: Extensive (typically 500+ pages for this era of BMW manuals) Manual Type Type: Service and Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed disassembly, inspection, repair, and reassembly of all engine components (cylinder head, block, pistons, crankshaft, camshaft, valves, etc.) Engine Management And Fuel: Bosch Motronic fuel injection system, ignition system, diagnostic procedures, sensors, actuators, fuel pump, injectors, throttle body Transmission: Manual transmission (Getrag 260/5) repair, clutch service, driveline components (driveshaft, CV joints) Brakes: Front disc brakes (ATE or Lucas Girling), rear drum brakes (or optional rear discs for some trims), hydraulic system, ABS (if equipped), bleeding procedures, component replacement Suspension And Steering: Front MacPherson struts, rear semi-trailing arms, ball joints, control arms, bushings, steering rack, power steering system Electrical System: Wiring diagrams, starter, alternator, battery, fuses, relays, lighting system, instrumentation, power windows, central locking Body And Chassis: Body panel repair, rust prevention, door mechanisms, interior trim, bumper systems Heating And Air Conditioning: HVAC system diagnosis and repair, refrigerant handling (R12) Procedures Included Routine Maintenance: Oil and filter changes, spark plug replacement, air filter replacement, coolant flush, brake fluid flush Troubleshooting: Diagnostic flowcharts for common problems (engine performance, starting issues, electrical faults) Component Replacement: Step-by-step instructions for replacing major and minor components Rebuilding And Reconditioning: Detailed guides for rebuilding engine, transmission, and other major sub-assemblies Diagnostics: Procedures for using diagnostic tools (if applicable for the era), reading fault codes, sensor testing Technical Depth Depth: Comprehensive, covering everything from basic fluid checks to full engine and transmission overhauls. Illustrations: Detailed diagrams, exploded views, and photographs to illustrate procedures. Specifications: Torque specifications, clearances, timing settings, diagnostic values. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text for quick information retrieval. Print Quality Resolution: High-resolution scans for clear readability of text and diagrams. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, DOHC Displacement: 1.6 Liters (1596 cc) Bore X Stroke: 80.0 mm x 79.0 mm Compression Ratio: 8.8:1 Performance Horsepower: 101 hp (75 kW) at 5500 rpm Torque: 140 Nm (103 lb-ft) at 4300 rpm Fuel System Injection System: Bosch Motronic M1.3 Electronic Fuel Injection Fuel Type: Unleaded Gasoline (Octane Rating 91 RON / 87 AKI recommended) Ignition System: Electronic Ignition System 🔧 Transmission Standard Type: 5-speed Manual Transmission (Getrag 260/5) Optional Type: 4-speed Automatic Transmission (ZF 4HP22) Features Clutch: Single dry plate, hydraulically actuated 📐 Dimensions Exterior Length: 4325 mm (170.3 in) Width: 1640 mm (64.6 in) Height: 1380 mm (54.3 in) Wheelbase: 2570 mm (101.2 in) Weights Curb Weight: Approx. 1160 kg (2557 lbs) 🛡️ Safety Features Ratings Crash Safety Era: Designed to contemporary safety standards for its era, with a robust safety cage. Active Features ABS: Optional Anti-lock Braking System (ABS) available on some models. Passive Features Airbags: Driver's airbag not standard, optional on later E30 models. Seatbelts: Three-point seatbelts front and rear. Body Structure: Reinforced safety cell and crumple zones. 💡 Technology Features Infotainment Audio System: Factory AM/FM radio with cassette player, often with optional amplifier and upgraded speaker systems. Driver Assistance ABS: Optional ABS system provides anti-lock braking for improved control. Connectivity Connectivity Features: Limited by modern standards; primarily focused on analog systems. External connectivity usually via aftermarket stereo upgrades. 🔧 Maintenance Service Intervals Oil Change: Every 10,000 - 15,000 km (6,000 - 9,000 miles) or annually, whichever comes first. Air Filter: Replace every 30,000 - 40,000 km (18,000 - 25,000 miles). Spark Plugs: Replace every 40,000 - 60,000 km (25,000 - 37,000 miles). Coolant Flush: Every 2-3 years or 40,000 km (25,000 miles). Fluid Specifications Engine Oil: API SG or higher, SAE 10W-40 or 15W-40 recommended (check owner's manual for exact specifications based on climate). Engine Oil Capacity: Approximately 4.25 Liters (4.5 US Quarts) with filter change. Coolant: BMW Blue Antifreeze/Coolant (or equivalent ethylene glycol-based coolant with corrosion inhibitors), mixed 50/50 with distilled water. Brake Fluid: DOT 3 or DOT 4 brake fluid. Transmission Fluid Manual: API GL-4, SAE 75W-90 or 80W-90 gear oil. Transmission Fluid Automatic: Dexron II (or equivalent). Known Issues Engine Seals: Oil leaks from crank seals (front and rear), valve cover gasket, oil pan gasket are common due to age....