🏷️ Basic Information Identification Make: BMW Model: 528i Year: 1984 Codes Chassis Code: E28 Engine Code Prefix: M30 👋 Introduction Market Position Segment: Executive Sedan / Luxury Sports Sedan Target Audience: Discerning buyers seeking performance, luxury, and engineering prowess; enthusiast owners and professional technicians. Competitive Analysis Primary Competitors: Mercedes-Benz W124 E-Class, Audi 100, Jaguar XJ, Volvo 700 Series. Key Features Vehicle Strengths: Renowned BMW driving dynamics ('The Ultimate Driving Machine'), robust inline-six engine, sophisticated engineering, high-quality interior materials, timeless styling. Manual Value Proposition Benefit To Owner: Empowers owners to perform in-depth maintenance and repairs, diagnose issues accurately, and maintain the vehicle's performance and longevity, saving significant costs over dealership servicing. 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English Format: Downloadable PDF Page Count Estimated Pages: Hundreds (specific count not provided, typical for factory manuals) 📖 Manual Coverage Systems Covered Engine: Comprehensive coverage of M30B28 engine: disassembly, assembly, specifications, troubleshooting, fuel injection (Bosch L-Jetronic/Motronic), ignition system, cooling system, lubrication. Transmission: Detailed procedures for manual (Getrag 260) and automatic (ZF 4HP22) transmissions: removal, installation, overhaul, fluid specifications, troubleshooting. Drivetrain: Rear axle (differential, half-shafts), driveshaft, universal joints: inspection, service, specifications. Suspension: Front and rear suspension components: McPherson struts, control arms, anti-roll bars, bushings, shock absorbers. Alignment specifications, troubleshooting, component replacement. Brakes: Front and rear disc brakes (likely vented front), ABS (if equipped): system components, hydraulic circuits, bleeding procedures, caliper and rotor service, troubleshooting. Steering: Power assisted steering system: pump, steering rack, fluid specifications, troubleshooting, tie rod end service. Electrical: Complete electrical system: wiring diagrams, component testing, fuse and relay locations, battery, alternator, starter motor, lighting system, instrumentation, comfort systems (e.g., power windows, mirrors). Fuel System: Fuel tank, pump, lines, injectors, fuel pressure regulator, fuel filter. Diagnosis and repair of fuel delivery issues. Exhaust System: Exhaust manifolds, catalytic converter (if applicable for market), mufflers, pipes. Inspection and replacement procedures. Bodywork: Exterior body panel removal/installation, doors, hood, trunk lid, bumpers, trim. Glass replacement procedures. HVAC: Heating, ventilation, and air conditioning system: components, refrigerant handling (R12 for this era), diagnosis, repair of blower motor, evaporator, condenser, controls. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plug service, coolant flushes, brake fluid changes, lubrication points. Troubleshooting: Systematic diagnostic procedures for common and uncommon faults across all major vehicle systems, including symptom-based troubleshooting charts. Repair: Step-by-step instructions for component removal, overhaul, repair, and reinstallation for all major mechanical and electrical systems. Diagnostics: Information on diagnostic procedures, including checking for fault codes (though limited OBD-I for this era), voltage and resistance checks, pressure tests. Technical Depth Depth Level: Comprehensive Factory Level: Covers basic adjustments to complete engine and transmission overhauls, electrical system diagnosis, and body repair. 📊 Manual Specifications File Format Type: PDF Searchability: Likely text-searchable (if OCR'd properly), facilitating quick information retrieval. Print Quality Resolution: Typically high-resolution scans suitable for clear printing of text and diagrams. Readability: Designed for clarity of technical illustrations, schematics, and text. Binding Type Physical Manual Analogy: Equivalent to a professionally bound factory manual (e.g., spiral-bound or perfect-bound). Paper Type Physical Manual Analogy: Comparable to the heavy-duty paper stock used in original BMW service documentation. ⚙️ Engine Specifications Primary Engine Engine Code: M30B28 Configuration: Inline 6-cylinder, SOHC Displacement: 2788 cc (2.8 Liters) Bore X Stroke: 86 mm x 80 mm Compression Ratio: 8.8:1 Performance Horsepower: 181 hp @ 5800 rpm (approx.) Torque: 240 Nm (177 lb-ft) @ 4000 rpm (approx.) Fuel System Injection Type: Bosch L-Jetronic or Motronic (depending on specific market/production date) Fuel Type: Unleaded Gasoline (Premium) Lubrication Oil Capacity: 6.5 Liters (6.9 US Quarts) with filter (refer to manual for exact type/grade) 🔧 Transmission Standard Type: 4-speed Manual (Getrag 260) Optional Type: 3-speed Automatic (ZF 4HP22) Features Clutch: Hydraulically actuated single dry plate clutch Automatic Features: Torque converter, typically with sport/economy modes. 📐 Dimensions Exterior Length: 4620 mm (181.9 in) Width: 1700 mm (66.9 in) Height: 1410 mm (55.5 in) Wheelbase: 2795 mm (110.0 in) Weights Curb Weight: 1440 kg (3175 lbs) approx. (Manual Transmission) Gross Vehicle Weight Rating: Not specified in product info, typically around 1900-2000 kg. Wheels Tires Wheel Bolt Pattern: 5 x 120 mm Standard Tire Size: 205/70 VR 14 or 205/60 VR 15 (depending on trim/options) 🛡️ Safety Features Ratings Crash Test Data: No specific official crash test ratings available for this era from NHTSA/Euro NCAP. Based on contemporary engineering standards. Active Features Braking System: Four-wheel disc brakes, optional Anti-lock Braking System (ABS) on later models/specific markets. Passive Features Seatbelts: 3-point front seatbelts with pre-tensioners (likely), 3-point rear seatbelts. Construction: Reinforced safety cage, crumple zones. 💡 Technology Features Infotainment Audio System: Typically an AM/FM stereo radio with cassette player, often from brands like Blaupunkt or Bavaria. Optional premium sound systems may have been available. Driver Assistance ABS: Anti-lock Braking System (ABS) was an optional feature, becoming more common later in the...