🏷️ Basic Information Identification Make: BMW Model: 528i Year: 1983 Generation: E28 Codes Chassis Code: E28 Engine Code Common: M30B28 👋 Introduction Market Position Vehicle Class: Executive sedan, mid-size luxury car Target Audience: Enthusiasts and owners seeking in-depth maintenance and repair knowledge Competitive Analysis Competitors 1983: Mercedes-Benz W123, Audi 100, Volvo 700 series, Cadillac Seville Key Features Vehicle Strengths: Driving dynamics, build quality, powerful inline-six engine, sophisticated engineering Manual Value Proposition: Enables DIY maintenance and repair, saving costs and maintaining vehicle integrity 📋 Manual Details Coverage Areas All Models Trims Engines Transmissions: True Page Count Estimated Page Count: Varies, typically 1000+ Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Engine mechanical, lubrication, cooling, fuel, ignition, emission control, engine management Transmission: Manual and automatic transmission service, repair, and troubleshooting Drivetrain: Driveshaft, differential, axles Suspension: Front and rear suspension components, steering Brakes: Brake system hydraulics, components, ABS (if equipped) Electrical: Wiring diagrams, starter, alternator, battery, lighting, instrumentation, power windows, locks Body: Body panels, doors, glass, interior trim, body sealing HVAC: Heating, ventilation, and air conditioning system Chassis: Frame, subframes, exhaust system Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, tune-ups Troubleshooting: Diagnostic procedures for common and complex issues Repair: Step-by-step repair instructions for all major components Overhaul: Engine and transmission overhaul procedures Adjustment: Component adjustments (e.g., valve lash, fuel mixture) Diagnostics: Fault code interpretation, electrical testing Technical Depth Depth: Comprehensive; covers from basic maintenance to full engine and transmission rebuilds Detail Level: Detailed specifications, torque values, special tool requirements 📊 Manual Specifications File Format File Type: Digital (PDF) Searchability: Likely text-searchable if professionally scanned Print Quality Quality: High-resolution scans for clarity Binding Type Binding: Not applicable (Digital) Paper Type Paper: Not applicable (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline-6 Cylinder Displacement: 2.8 Liters (2788 cc) Engine Code: M30B28 Bore X Stroke: 86.0 mm x 90.0 mm Compression Ratio: 8.8:1 or 9.1:1 (depending on market/spec) Performance Horsepower Gross: Approx. 181 hp @ 5800 rpm Torque Gross: Approx. 220 Nm (162 lb-ft) @ 4000 rpm Fuel System Fuel Delivery: Bosch L-Jetronic Fuel Injection (Electronic) Fuel Type: Unleaded Gasoline Ignition System: Electronic Ignition (Distributor-based) Engine Management ECU: Bosch Motronic (early generation) 🔧 Transmission Standard Type: Getrag 260 5-Speed Manual Transmission Optional Type: ZF 4HP22 4-Speed Automatic Transmission Features Clutch: Hydraulically operated single dry plate clutch (Manual) Gear Ratios Manual: Detailed in manual, e.g., 1st: 4.00:1, 2nd: 2.12:1, 3rd: 1.31:1, 4th: 1.00:1, 5th: 0.81:1 (typical) Gear Ratios Automatic: Detailed in manual, e.g., 1st: 2.48:1, 2nd: 1.48:1, 3rd: 1.00:1, 4th: 0.72:1 (typical) Fluid Specifications Manual Transmission Fluid: BMW MTF LT-2 or equivalent (e.g., Castrol TAF-X, Red Line MT-90) Automatic Transmission Fluid: Dexron III or Dexron IIE equivalent 📐 Dimensions Exterior Length: 4620 mm (181.9 in) Width: 1700 mm (66.9 in) Height: 1415 mm (55.7 in) Wheelbase: 2795 mm (110.0 in) Weights Curb Weight: Approx. 1400-1500 kg (3086-3307 lbs) Gross Vehicle Weight Rating: Not specified in product info, detailed in manual Wheels Tires Wheel Bolt Pattern: 5x120 mm Typical Tire Size: 195/70HR14 or 205/60HR14 🛡️ Safety Features Ratings Crash Test Data: Limited official data available for this era, but known for robust chassis construction Active Features ABS: Optional Anti-lock Braking System (ABS) Passive Features Seatbelts: 3-point front seatbelts, 2-point rear seatbelts Construction: Unitized steel body construction with crumple zones 💡 Technology Features Infotainment Radio System: Typically AM/FM radio with cassette player, often optional premium sound system (e.g., Blaupunkt) Climate Control HVAC Type: Manual climate control or optional automatic climate control Driver Assistance Cruise Control: Standard or optional cruise control Connectivity Connectivity Features: None in modern sense; focused on mechanical and electrical systems. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000-7,500 miles (8,000-12,000 km) or 6-12 months Spark Plugs: Every 30,000 miles (48,000 km) for standard plugs, longer for platinum Transmission Fluid Change: Every 30,000-60,000 miles (48,000-96,000 km), or as specified in manual Fluid Specifications Engine Oil: API SG/SH rated, SAE 15W-40 or 20W-50 (check manual for specific viscosity based on climate) Coolant: 50/50 mix of BMW Blue Antifreeze/Coolant and distilled water Brake Fluid: DOT 3 or DOT 4 (Low Viscosity) hydraulic fluid Power Steering Fluid: Pentosin CHF 11S or equivalent ATF Known Issues Common Problems: Cooling system (hoses, radiator, water pump), fuel distributor issues (L-Jetronic), door seal degradation, headliner sag, rust in common areas (wheel wells, rocker panels) Electrical Gremlins: Widespread issue due to age, particularly wiring harness degradation and connector issues. Preventative Maintenance Focus Areas: Regular inspection of cooling system, fuel lines, and electrical connectors. Checking for any signs of corrosion. 📚 Vehicle History Brand Heritage Bmw Philosophy: 'The Ultimate Driving Machine' - focus on performance, engineering, and driver engagement Model Evolution E28 Lineage: Successor to the E12 5 Series, predecessor to the E34 5 Series. Marked a significant...