🏷️ Basic Information Identification Make: BMW Model: 528i Generation: E28 Production Years Covered: 1981-1988 Codes Chassis Code: E28 👋 Introduction Market Position Vehicle Segment: Mid-size luxury sedan Bmw Positioning: Sporty handling, driver-focused, premium build quality Competitive Analysis Key Competitors: Mercedes-Benz W123/W124, Audi 100, Jaguar XJ6, Volvo 240/740 Key Features Chassis Design: E28 platform, known for robust construction and balanced weight distribution Engine Emphasis: Inline-six cylinder engines, renowned for smoothness, power delivery, and durability Handling Dynamics: BMW's signature 'Ultimate Driving Machine' characteristics Manual Value Proposition Cost Savings: Enables owners to perform their own repairs, saving on labor costs Professional Quality: Same information used by professional technicians and workshops 📋 Manual Details Coverage Areas Years Covered By Manual: 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988 Specific Models Covered: BMW 528i Page Count Estimated Page Count: Extensive (typically 1000+ pages for a complete factory service manual set, though download size up to 1GB suggests comprehensive coverage) Manual Type Type: Factory Service Manual / Workshop Manual / Repair Manual Language Language: English (assumed for widespread availability) Format Digital Format: PDF (potentially within ZIP or RAR archives) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, rebuild, cylinder head, pistons, crankshaft, camshaft, lubrication system, cooling system Engine Management: Fuel injection system (Bosch L-Jetronic), ignition system, emission control systems, sensors (crankshaft position, camshaft position, temperature, throttle position), actuators Transmission: Manual transmission (Getrag 260) and automatic transmission (ZF 4HP22), clutch system, driveshaft, differential Brakes: Hydraulic system, brake calipers, master cylinder, brake booster, disc brakes (front and rear), ABS (Anti-lock Braking System) if equipped Suspension And Steering: Front suspension (MacPherson struts, control arms), rear suspension (Semi-trailing arms), shock absorbers, springs, steering rack, power steering system Electrical System: Wiring diagrams, battery, alternator, starter motor, lighting system, fuses, relays, onboard electronics Body And Interior: Body panel removal and installation, door mechanisms, window regulators, seats, dashboard, interior trim, HVAC system (heating, ventilation, air conditioning) Procedures Included Maintenance: Routine maintenance checks, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt replacement Troubleshooting: Diagnostic procedures for common issues, fault finding guides, symptom-based troubleshooting Repair And Rebuild: Detailed step-by-step instructions for component repair and complete system overhauls Diagnostics: Component testing, electrical circuit diagnostics, fuel system diagnostics Technical Specifications: Torque specifications, clearances, alignment data, fluid capacities, electrical values Technical Depth Depth: Comprehensive, covering everything from basic maintenance to complete engine and transmission rebuilds, including electrical system diagnostics and bodywork Illustrations: Hundreds of photos and illustrations with step-by-step diagrams Target Audience: Professional technicians and DIY enthusiasts 📊 Manual Specifications File Format Digital Delivery: Instant download File Compression: May be zipped (.zip, .rar), requiring extraction software (WinZip, WinRAR) Print Quality Printability: Printable from any computer and printer Binding Type Binding: Not applicable (digital format) Paper Type Paper Quality: Not applicable (digital format) Storage User Storage: User is responsible for saving the manual after download; no lifetime storage provided by seller ⚙️ Engine Specifications Primary Engine Engine Code: M30B34 (3.4L Inline-6) Engine Type: Naturally aspirated, SOHC (Single Overhead Camshaft) inline six-cylinder Displacement: 3430 cc (3.4 Liters) Performance Horsepower: Approx. 182-189 hp (depending on market and specific tune) Torque: Approx. 214-230 lb-ft (depending on market and specific tune) Fuel System Fuel Delivery: Bosch L-Jetronic fuel injection Fuel Type: Unleaded gasoline (RON 95 or higher recommended) Cooling System Cooling Type: Water-cooled Lubrication Oil Capacity: Approx. 6.5 Liters (6.9 US Quarts) with filter change Engine Codes Covered Engine Variant Codes: M30B34 🔧 Transmission Standard Standard Transmission Type: 5-speed manual (Getrag 260) Optional Optional Transmission Type: 4-speed automatic (ZF 4HP22) Features Clutch Type: Single dry plate, hydraulically actuated Fluid Specifications Manual Transmission Fluid: BMW Manual Gearbox Oil (e.g., SAF-XJ or equivalent API GL-4/GL-5 rated synthetic oil) Automatic Transmission Fluid: ZF TE-ML 11B or equivalent ATF fluid 📐 Dimensions Exterior Length: Approx. 4730 mm (186.2 inches) Width: Approx. 1700 mm (66.9 inches) Height: Approx. 1410 mm (55.5 inches) Weights Curb Weight: Approx. 1450-1550 kg (3197-3417 lbs) Wheelbase: Approx. 2770 mm (109.1 inches) 🛡️ Safety Features Ratings Crash Test Data: Limited official crash test data from this era compared to modern standards; known for robust construction. Active Features ABS: Anti-lock Braking System (ABS) available on some models/trims Suspension Stability: Independent suspension for stable handling Passive Features Seat Belts: Three-point seat belts Body Structure: Reinforced safety cage, crumple zones 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo, cassette player, optional premium sound systems (e.g., Blaupunkt, Bavaria C) Display Screens: Analog gauges and indicator lights; no modern digital displays Driver Assistance ABS Availability: Available as an option on some models, enhancing braking safety Connectivity External Connectivity: No integrated Bluetooth or USB connectivity from the factory; aftermarket solutions are common. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-7,500 miles (8,000-12,000 km) or annually, depending on driving conditions and oil used. Spark Plug Replacement: Approximately every 30,000 miles (48,000 km),...