🏷️ Basic Information Identification Make: BMW Model: 528i Generation: E28 Production Years Covered: 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988 Codes Chassis Code: E28 👋 Introduction Market Position Segment Positioning: The BMW 528i (E28) represented a benchmark in the executive sedan market, offering a blend of performance, luxury, and advanced engineering. Competitive Analysis Key Competitors: Competed with models such as the Mercedes-Benz W123/W124 E-Class, Audi 5000/100, and Jaguar XJ6. Key Features Unique Selling Points: Renowned for its inline-six engine smoothness, sophisticated chassis dynamics (often referred to as 'The Ultimate Driving Machine'), and build quality. Manual Value Proposition Owner Benefit: Empowers owners and independent mechanics to perform accurate diagnostics, preventative maintenance, and complex repairs, saving time and money compared to dealership service. 📋 Manual Details Coverage Areas Primary Coverage: Mechanical, Electrical, Body, and Maintenance Specific Systems Covered: Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Fuel System, Cooling System, Exhaust System, Electrical System, Climate Control, Bodywork, Interior Page Count Estimated Pages: Approximately 1000+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Digital (likely PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed disassembly, inspection, and reassembly of the M30 engine block, cylinder head, crankshaft, pistons, connecting rods, camshafts, valve train. Engine Management Fuel Injection: Bosch L-Jetronic or Motronic fuel injection system diagnostics, component testing, fuel pump, injectors, sensors (e.g., AFM, TPS, O2 sensor), ECU troubleshooting. Transmission Drivetrain: Manual (Getrag 260) and Automatic (ZF 4HP22) transmission repair, clutch service, driveshaft, differential, axle shaft maintenance and repair. Brakes: Front and rear brake system repair (disc brakes), hydraulic system bleeding, brake caliper, rotor, and pad replacement, ABS system troubleshooting (if equipped). Suspension Steering: Front and rear suspension component replacement (struts, shocks, control arms, ball joints, bushings), power steering system maintenance and repair, steering rack. Electrical System: Comprehensive wiring diagrams, component testing, alternator, starter motor, battery, lighting system, fuses, relays, ignition system, starter circuit troubleshooting. Climate Control HVAC: Air conditioning system service, refrigerant handling, blower motor, evaporator, condenser, heater core, climate control panel diagnostics. Bodywork Interior: Door panel removal, window regulator repair, seat adjustment mechanisms, exterior trim, bumper repair, corrosion prevention. Procedures Included Scheduled Maintenance: Detailed service intervals for oil changes, filter replacements, spark plugs, coolant flushes, brake fluid changes, belt inspections and replacements. Troubleshooting Diagnostics: Systematic diagnostic procedures for common drivability issues, electrical faults, cooling system problems, and brake performance anomalies. Repair And Rebuild: Step-by-step instructions for component removal, repair, overhaul, and installation for major mechanical and electrical systems. Special Tools: Identification and usage instructions for specialized BMW tools required for certain repair procedures (e.g., camshaft timing tools, injection pump removal tools). Torque Specifications: Includes precise torque specifications for critical fasteners in engine, chassis, and drivetrain components. Technical Depth Depth Level: Comprehensive, covering everything from routine maintenance to complete engine and transmission rebuilds. Diagnostic Capabilities: Enables diagnosis of complex issues through wiring diagrams, component specifications, and troubleshooting flowcharts. Schematics Diagrams: Detailed mechanical diagrams, electrical wiring schematics, and exploded views for component identification and assembly. 📊 Manual Specifications File Format Digital Format Details: Likely a high-resolution PDF with selectable text for easy searching and printing of specific sections. Print Quality Digital Quality: High-resolution scans or original factory data ensuring clarity of diagrams and text. Binding Type Digital Usability: Printable pages allow for organized binder assembly. Paper Type Digital Equivalent: High-quality digital representation of original factory paper, ensuring readability of detailed schematics. Manual Completeness Coverage Scope: A complete overhaul manual providing all necessary information for professional-level repairs and maintenance. ⚙️ Engine Specifications Primary Engine Engine Code And Type: M30B28 - 2.8-liter (2784cc) SOHC Inline-6 Performance Horsepower Output: Approximately 180-184 hp @ 5800 rpm (varies slightly by year and market) Torque Output: Approximately 235-240 Nm (173-177 lb-ft) @ 4200 rpm (varies slightly by year and market) Fuel System Fuel Delivery: Bosch L-Jetronic or Motronic fuel injection Fuel Type: Unleaded gasoline (premium octane recommended) Cooling System Cooling Type: Water-cooled, pressurized system with engine-driven fan or viscous fan clutch. Lubrication System Oil Type And Capacity: API SG or higher, SAE 15W-40 or 20W-50 recommended. Capacity approx. 6.5 liters (6.9 US quarts) with filter change. 🔧 Transmission Standard Transmission Type Standard: Getrag 260 5-speed manual transmission Optional Transmission Type Optional: ZF 4HP22 4-speed automatic transmission Features Automatic Transmission Features: Lock-up torque converter for improved highway efficiency. Fluid Specifications Manual Transmission Fluid: API GL-4 SAE 75W-90 or 80W-90 gear oil. Automatic Transmission Fluid: BMW ATF fluid (e.g., LT-2 or equivalent) or Dexron III/Mercon compatible fluid. Capacity approx. 4.0 liters (4.2 US quarts) for torque converter refill. 📐 Dimensions Exterior Wheelbase: 2794 mm (110.0 inches) Length: 4755 mm (187.2 inches) Width: 1770 mm (69.7 inches) Height: 1417 mm (55.8 inches) Weights Curb Weight: Approximately 1450-1550 kg (3197-3417 lbs), depending on transmission and options. Gross Vehicle Weight Rating: Typically around 1950 kg (4300 lbs). 🛡️ Safety Features Ratings Crash Safety...