🏷️ Basic Information Identification Make: BMW Model: 535i Chassis Code: E28 Model Years: 1985, 1986, 1987, 1988 Codes Engine Code Primary: M30B34 👋 Introduction Market Position Segment: Luxury Mid-Size Sedan Target Audience: Performance-oriented luxury car buyers, enthusiasts, and professional mechanics. Competitive Analysis Key Competitors: Mercedes-Benz W124 E-Class, Audi 100/200, Jaguar XJ6. Key Features Performance Focus: Renowned for its potent inline-six engine and balanced chassis, offering a blend of luxury and sporty driving dynamics. Build Quality: Typical BMW build quality for the era, known for durability and driver engagement. 📋 Manual Details Coverage Areas Languages: English Manual Type: Workshop Service Repair Manual Coverage Scope: Complete Factory Service Information Page Count Estimated Pages: Hundreds (Specific count not provided, but described as comprehensive) Format Digital Format: Downloadable (likely PDF) Manual Type Manual Classification: Factory Service Manual (FSM) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine removal/installation, cylinder head, block assembly, crankshaft, pistons, connecting rods, valve train, timing, lubrication, cooling system. Engine Management: Fuel injection (Bosch L-Jetronic), ignition system, ECU diagnosis and troubleshooting, sensor operation. Transmission: Manual transmission (Getrag 265) and Automatic transmission (ZF 4HP22) removal, disassembly, inspection, repair, and installation. Clutch system. Drivetrain: Driveshaft, constant velocity joints, differential, rear axle assembly. Suspension: Front and rear suspension components, shock absorbers, springs, control arms, anti-roll bars, bushings. Steering: Power steering system, steering rack, tie rods, steering column. Brakes: Front and rear disc brakes, brake calipers, rotors, pads, master cylinder, brake lines, ABS system (if equipped). Electrical System: Battery, alternator, starter motor, lighting system, power windows, mirrors, central locking, instrument cluster, wiring diagrams. HVAC: Heating, ventilation, and air conditioning (HVAC) system components, refrigerant, operation, and troubleshooting. Bodywork: Body panel removal/installation, doors, hood, trunk lid, bumpers, glass, seals, corrosion protection. Interior: Seats, dashboard, door panels, headliner, carpeting, trim components. Procedures Included Maintenance: Routine service, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection/replacement. Troubleshooting: Diagnostic procedures for common problems, fault codes, electrical system diagnostics. Repair: Detailed step-by-step repair instructions for all major components and systems. Overhaul: Engine and transmission overhaul procedures, including component specifications and clearances. Rebuild: Component rebuild instructions for specific parts like carburetors (if applicable, though likely FI), fuel pumps, alternators. Alignment: Wheel alignment specifications and procedures. Wiring Diagrams: Comprehensive electrical wiring diagrams for all vehicle systems. Technical Depth Diagnostic Capabilities: Advanced diagnostics for engine management, fuel injection, and ignition systems. Specification Detail: Torque specifications, clearances, fluid capacities, electrical resistance values, pressure readings. Special Tools: Identification and usage of BMW-specific special tools required for certain procedures. 📊 Manual Specifications File Format File Type: PDF (assumed for downloadable workshop manuals) Print Quality Printability: Printable in its entirety, suggesting high-resolution for clear reproduction. Binding Type Digital Binding: N/A (Digital download, user binds if printing) Paper Type Digital Paper Type: N/A (Digital download) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline 6-Cylinder Engine Code: M30B34 Displacement: 3.4 Liters (3,430 cc) Performance Horsepower: Approx. 182-218 hp (depending on specific market and configuration) Torque: Approx. 220-240 lb-ft (depending on specific market and configuration) Fuel System Fuel Delivery: Bosch Motronic L-Jetronic Fuel Injection Fuel Type: Premium Unleaded Gasoline Cooling System Coolant Type: BMW Blue or equivalent ethylene glycol-based antifreeze Lubrication Oil Type: API SG or higher, SAE 15W-40 or 20W-50 (check manual for specific ambient temperature recommendations) 🔧 Transmission Standard Transmission Type Standard: Getrag 265 5-Speed Manual Transmission Optional Transmission Type Optional: ZF 4HP22 4-Speed Automatic Transmission Features Manual Transmission Features: Dogleg first gear pattern in some European versions, durable construction. Automatic Transmission Features: Smooth shifting, sport mode selection. Fluid Specifications Manual Transmission Fluid: API GL-4 or GL-5, SAE 75W-90 or 80W-90 gear oil Automatic Transmission Fluid: Dexron II or equivalent ATF 📐 Dimensions Exterior Length: Approx. 191.9 inches (4874 mm) Width: Approx. 69.5 inches (1765 mm) Height: Approx. 55.5 inches (1410 mm) Wheelbase: Approx. 104.4 inches (2650 mm) Weights Curb Weight: Approx. 3,350 - 3,550 lbs (1520 - 1610 kg) Gross Vehicle Weight Rating: Refer to vehicle data plate Wheels Tires Wheel Bolt Pattern: 5 x 120 mm Tire Size Standard: 205/60VR15 or 225/55VR15 (depending on wheel size and options) 🛡️ Safety Features Ratings NHTSA Ratings: Not directly comparable to modern standards; vehicles of this era generally had less stringent testing. Focus on passive safety features of the design. Active Features ABS: Anti-lock Braking System (Optional on some models, standard on later ones) Passive Features Body Structure: Reinforced safety cage, crumple zones. Restraints: 3-point seatbelts (front and rear), driver's side airbag (optional/later models). Lighting: Halogen headlights, fog lights (optional). 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player, often with amplifier and upgraded speaker options. Analog tuning and controls. Driver Assistance Cruise Control: Standard on most 535i models. Connectivity Early Automation: Power windows, power mirrors, central locking, optional heated seats, optional sunroof. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000-7,500...