🏷️ Basic Information Identification Make: BMW Model: 528i Year: 1984 Market Segment: Luxury Mid-Size Sedan 👋 Introduction Market Position Market Position: The BMW 5 Series (E28 chassis) represented BMW's entry into the executive sedan segment, competing with Mercedes-Benz E-Class, Audi 100, and Jaguar XJ. The 528i offered a blend of performance and luxury. Competitive Analysis Competitive Analysis: Competed against established German luxury marques, differentiating itself with superior handling dynamics and a more driver-focused experience. Key Features Key Features: Rear-wheel drive, independent suspension, refined inline-six engine, robust build quality, and driver-oriented interior. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Workshop Manual Language: English Format: Digital (likely PDF, though not explicitly stated) 📖 Manual Coverage Systems Covered Engine: Comprehensive coverage of the M30B28 engine, including disassembly, assembly, tuning, and troubleshooting. Fuel System: Bosch L-Jetronic fuel injection system diagnostics, component testing, and repair. Ignition System: Distributor-based ignition system servicing and troubleshooting. Transmission: Repair and maintenance for both the Getrag 265 5-speed manual and ZF 4HP22 4-speed automatic transmissions. Drivetrain: Rear-wheel drive system, driveshaft, differential, and axle service. Suspension: Front MacPherson strut and rear semi-trailing arm suspension system, including component replacement and alignment specifications. Brakes: Front ventilated discs and rear solid discs, ABS (Anti-lock Braking System) diagnostics and repair, brake system bleeding. Steering: Hydraulic power steering system, steering rack and linkage service. Electrical System: Complete wiring diagrams, fuse and relay identification, starter, alternator, battery service, lighting, and accessory troubleshooting. Bodywork: Body panel removal and installation, door, hood, trunk latch mechanisms, glass replacement. HVAC: Heating, ventilation, and air conditioning system servicing and repair. Procedures Included Maintenance: Routine maintenance procedures, oil changes, filter replacements, spark plug service, and fluid checks. Diagnostics: Systematic troubleshooting guides for common and complex issues, diagnostic trouble codes interpretation (where applicable). Repair: Step-by-step instructions for component removal, overhaul, and installation. Adjustments: Valve lash adjustment, idle speed control, ignition timing adjustments. Technical Depth Depth Level: Comprehensive, suitable for professional mechanics and experienced DIY enthusiasts, covering everything from basic maintenance to complete engine and transmission overhauls. 📊 Manual Specifications File Format File Format: PDF (Assumed based on typical modern digital manual offerings) Searchability: Likely text-searchable if a well-digitized PDF. Printability: Typically printable for offline use. Print Quality Image Resolution: Variable, but ideally high enough for clear illustration reproduction. Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) Page Count Estimated Page Count: Estimated 500-1000+ pages, typical for a comprehensive workshop manual of this era. ⚙️ Engine Specifications Primary Engine Engine Code: M30B28 Engine Type: Naturally Aspirated Inline-6 Cylinder Displacement: 2.8 Liters (2784 cc) Bore X Stroke: 86 mm x 80 mm Compression Ratio: 8.8:1 Performance Horsepower: 182 hp @ 5800 RPM (approximate) Torque: 245 Nm (181 lb-ft) @ 4200 RPM (approximate) Fuel System Fuel Delivery: Bosch L-Jetronic Electronic Fuel Injection Fuel Type: Unleaded Gasoline Engine Management Engine Control Unit: BMW ECU for L-Jetronic system 🔧 Transmission Standard Standard Transmission: Getrag 265 5-speed Manual Optional Optional Transmission: ZF 4HP22 4-speed Automatic Features Clutch Type: Single Dry Plate (Manual Transmission) Torque Converter: Yes (Automatic Transmission) Transmission Fluid Type: BMW recommends ATF Dexron II for the 4HP22 automatic. Manual transmission typically uses GL-4 gear oil. 📐 Dimensions Exterior Wheelbase: 104.3 inches (2649 mm) Length: 188.2 inches (4780 mm) Width: 68.9 inches (1750 mm) Height: 54.9 inches (1394 mm) Weights Curb Weight: Approximately 3200-3400 lbs (1450-1540 kg), depending on equipment. Gross Vehicle Weight Rating: Not explicitly stated, but typical for segment. Wheels Tires Wheel Bolt Pattern: 5 x 120 mm Standard Tire Size: 195/70R14 Optional Wheel Size: 15-inch alloy wheels were common upgrades. 🛡️ Safety Features Ratings Crash Test Ratings: No official NHTSA or IIHS ratings for this specific model year, as testing standards were less rigorous then. Active Features Active Safety Features: ABS (Anti-lock Braking System) was a significant optional safety feature for 1984. Passive Features Passive Safety Features: Three-point seat belts, impact-absorbing steering column, reinforced passenger cell. Lighting Lighting System: Halogen headlamps for improved visibility. 💡 Technology Features Infotainment Infotainment System: Basic AM/FM stereo with cassette player. Optional premium sound systems available. Climate Control: Manual climate control, with optional automatic climate control in later models or higher trims. Driver Assistance Driver Assistance Features: Cruise control, power steering, ABS (optional). Connectivity Connectivity Features: Minimal by modern standards; primarily power windows, locks, and mirrors. 🔧 Maintenance Service Intervals Oil Change Interval: Recommended every 5,000-7,500 miles or 6-12 months, depending on driving conditions. Consult manual for specifics. Major Tune Up: Typically around 30,000 miles, involving spark plugs, fuel filter, air filter, and ignition system checks. Fluid Specifications Engine Oil Specification: API SF/SG classification, SAE 20W-50 or 10W-40 depending on climate. Consult manual for precise BMW approvals. Coolant Type: Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio). Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Fluid Capacities Engine Oil...