🏷️ Basic Information Identification Make: BMW Model: 3 Series Model Code: E30 Trim: 316i Production Years Covered: 1988-1991 Codes Engine Code Family: M40 👋 Introduction Market Position Positioning: The E30 3 Series, particularly the 316i, was positioned as a compact executive sports sedan, offering a blend of performance, luxury, and handling characteristic of BMW. Competitive Analysis Competitors: Competed with vehicles like the Mercedes-Benz 190E, Audi 80/90, and certain models from Alfa Romeo and Volvo. Key Features Handling: Renowned for its superb chassis balance, responsive steering, and engaging driving dynamics. Reliability: Generally considered reliable with proper maintenance, a hallmark of BMW engineering of the era. Build Quality: Known for excellent build quality and durable materials, contributing to its longevity. Manual Value Proposition Benefit: Enables owners and technicians to perform a wide range of service and repair tasks, saving on labor costs and ensuring correct procedures are followed. 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Maintenance, Diagnostics, Troubleshooting Body Styles Covered: Sedan (2-door and 4-door), Convertible, Touring (Wagon) Page Count Estimated Pages: Refer to actual manual for precise count, typically 500+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine: Engine mechanical, cooling system, lubrication system, fuel system, ignition system, exhaust system, emission controls Transmission: Manual transmission, clutch system, driveline, driveshafts, differential Brakes: Brake system hydraulics, front and rear brakes (disc/drum depending on model), parking brake, ABS (if equipped) Electrical: Battery, charging system, starting system, lighting system, instrument cluster, wipers, horns, power accessories, fuse box diagrams, wiring schematics Suspension Steering: Front and rear suspension, shock absorbers, springs, control arms, steering system, power steering Body Chassis: Body panel removal and installation, door mechanisms, interior trim, exterior trim, glass replacement, chassis components Climate Control: HVAC system, heating, ventilation, air conditioning (if equipped) Procedures Included Maintenance: Oil and filter changes, air filter replacement, spark plug replacement, coolant flush, brake fluid flush, belt replacement, battery testing Repair: Engine component rebuilds (e.g., cylinder head, pistons), transmission overhaul, brake caliper repair, electrical component replacement, suspension component replacement Diagnostics: Troubleshooting common problems, diagnostic codes (if applicable for the era), symptom-based diagnostics Specifications: Torque specifications, clearances, fluid capacities, timing specifications, electrical resistance values Technical Depth Depth: Comprehensive, covering everything from basic maintenance to major overhauls and diagnostics. 📊 Manual Specifications File Format File Type: PDF Searchable: Likely searchable text, enabling quick information retrieval. Print Quality Quality: Factory quality, with clear diagrams and instructions. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, SOHC (Single Overhead Camshaft) Engine Code: M40B16 Displacement: 1.6 Liters (1596 cc) Performance Horsepower Ps: Approx. 100 PS (98 hp) at 5800 rpm (depending on market and specific tuning) Torque Nm: Approx. 141 Nm (104 lb-ft) at 4000 rpm (depending on market and specific tuning) Fuel System Fuel Delivery: Bosch Motronic electronic fuel injection (EFI) Fuel Type: Unleaded gasoline Cooling System Coolant Type: BMW Blue or equivalent Ethylene Glycol based coolant Lubrication Oil Type: API SJ/SL or ACEA A3/B3, viscosity typically 5W-30 or 5W-40 (refer to manual for exact specification) Engine Management ECU: Bosch Motronic 🔧 Transmission Standard Type: Getrag 240 G (4-speed or 5-speed manual transmission) Optional Type: ZF 4HP22 (4-speed automatic transmission) Features Clutch Type: Hydraulically operated single dry plate clutch Fluid Specifications Manual Transmission Fluid: API GL-4, viscosity typically 75W-90 or 80W-90 (refer to manual for exact specification) Automatic Transmission Fluid: Dexron IIE or Dexron III equivalent 📐 Dimensions Exterior Length Mm: 4325 mm (Sedan) Width Mm: 1670 mm Height Mm: 1380 mm (Sedan) Weights Curb Weight Kg: Approx. 1100-1200 kg (depending on body style and equipment) Gross Vehicle Weight Rating Kg: Approx. 1600-1700 kg 🛡️ Safety Features Ratings Crash Test Results: E30 platform generally performed well for its era, though specific ratings are less common than modern standards. Refer to historical archives for detailed tests. Active Features ABS: Optional ABS (Anti-lock Braking System) available on some models. Traction Control: Not typically available on the 316i E30. Passive Features Airbags: Driver airbag optional on later models, passenger airbag not standard. Seatbelts: Three-point inertia-reel seatbelts, driver and front passenger. Body Structure: Reinforced safety cage, crumple zones designed for impact energy absorption. 💡 Technology Features Infotainment Radio: Factory-fitted radio/cassette player (e.g., BMW Bavaria C, RDS models). Upgrades common. Speakers: Typically 4 or 6 speakers, depending on trim and options. Driver Assistance Cruise Control: Optional cruise control available on some models. Connectivity Bluetooth Usb: Not factory-equipped. Aftermarket solutions are available. 🔧 Maintenance Service Intervals Oil Change: Typically every 10,000-15,000 km or 12 months, whichever comes first. Refer to manual for specific recommendation based on driving conditions. Air Filter: Replace every 30,000-40,000 km or as needed based on inspection. Spark Plugs: Replace every 40,000-60,000 km. Specific type (e.g., NGK BKR6EK) recommended. Coolant Flush:...