🏷️ Basic Information Identification Make: BMW Model: 535i Model Variant: 535 Year: 1986 Codes Chassis Code: E28 Engine Code: M30B34 👋 Introduction Market Position Vehicle Segment: Luxury Sport Sedan Competitive Landscape: Competed with models like Mercedes-Benz W124 E-Class, Audi 100/200, Jaguar XJ, and Cadillac Seville. Key Features Performance Focus: Known for its powerful inline-six engine, engaging handling, and refined driving dynamics, embodying BMW's 'Ultimate Driving Machine' ethos. Build Quality: Renowned for exceptional build quality, durability, and advanced engineering for its era. Manual Value Proposition Professional Reference: An essential resource for maintaining and repairing the BMW 535i E28, providing detailed instructions trusted by professional mechanics. 📋 Manual Details Coverage Areas Manual Type: Service Repair Workshop Manual Language: English Format: Likely Printed (as per typical professional service manuals of the era, though digital versions exist) Page Count Estimated Page Count: ~800-1200 pages (typical for comprehensive BMW E28 service manuals) 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical (M30B34), fuel injection (Bosch Motronic), ignition system, cooling system, lubrication system, exhaust system, engine diagnostics and troubleshooting. Drivetrain Systems: Clutch, manual transmission (Getrag 265), automatic transmission (optional ZF 4HP22 EH), driveshaft, differential, axles. Chassis Systems: Front suspension (MacPherson strut), rear suspension (Semi-trailing arm), steering system (power assisted), braking system (front vented discs, rear discs), wheel alignment specifications. Electrical Systems: Wiring diagrams, lighting system, instrument cluster, power windows, power locks, central locking, heated mirrors, sunroof operation, battery, alternator, starter motor, fuse box layout and identification. Body And Interior: Body panel removal and installation, door mechanisms, interior trim, seating systems, climate control system (HVAC), body repairs, corrosion protection. Procedures Included Maintenance Procedures: Oil change, filter replacement, spark plug replacement, coolant flush, brake fluid replacement, belt inspection and replacement, lubrication points. Repair Procedures: Engine rebuild, head gasket replacement, fuel injector service, transmission overhaul, brake caliper overhaul, suspension component replacement, starter/alternator replacement, electrical component repair. Troubleshooting: Diagnostic charts for engine performance issues, electrical faults, transmission problems, braking system anomalies, and starting difficulties. Technical Depth Depth Of Coverage: Comprehensive: Covers routine maintenance, detailed repair procedures, component specifications, diagnostic information, and troubleshooting guidance suitable for professional technicians and advanced DIYers. 📊 Manual Specifications File Format File Type: If digital, typically PDF. If physical, printed paper. Print Quality Paper Quality: If printed, high-quality, durable paper stock typical of workshop manuals, often with laminated sections for diagrams. Binding Type Binding: If printed, typically a robust hardcover or spiral-bound format for durability and ease of use in a workshop environment. ⚙️ Engine Specifications Primary Engine Engine Type: Inline 6-cylinder, DOHC (Double Overhead Camshaft) Engine Displacement: 3.4 liters (3430 cc) Bore X Stroke: 92.0 mm x 86.0 mm Compression Ratio: 8.0:1 or 8.5:1 (depending on market/spec) Performance Horsepower: 182 hp @ 5500 rpm (US Spec) Torque: 224 lb-ft @ 3000 rpm (US Spec) Fuel System Fuel Delivery: Bosch LE-Jetronic Fuel Injection (later models may have L-Jetronic) Fuel Type: Unleaded gasoline, premium octane (91+ RON/AKI) Cooling System Coolant Capacity: Approximately 10.5 liters (2.75 gallons) Lubrication System Oil Capacity With Filter: 6.5 liters (6.9 US quarts) 🔧 Transmission Standard Transmission Type Standard: 5-speed Manual (Getrag 265) Optional Transmission Type Optional: 4-speed Automatic (ZF 4HP22 EH) Features Manual Gear Ratios: Typical ratios: 1st: 3.72, 2nd: 2.40, 3rd: 1.59, 4th: 1.19, 5th: 1.00, Reverse: 3.07 Automatic Transmission Features: Electronic control (EH) for smoother shifts and improved efficiency. Fluid Specifications Manual Transmission Fluid: BMW ATF Dexron II or equivalent (API GL-4 specification often recommended for earlier manual gearboxes) Automatic Transmission Fluid: Dexron II or Dexron III ATF Fluid Capacity Manual Transmission Fluid Capacity: Approximately 1.5 liters (1.6 US quarts) Automatic Transmission Fluid Capacity: Approximately 3.5 liters (3.7 US quarts) for a fluid change, higher for a complete overhaul. 📐 Dimensions Exterior Length: 4700 mm (185.0 in) Width: 1700 mm (66.9 in) Height: 1415 mm (55.7 in) Wheelbase: 2795 mm (110.0 in) Weights Curb Weight: Approximately 1500-1600 kg (3300-3520 lbs), depending on options Gross Vehicle Weight Rating: Typically around 2000 kg (4400 lbs) 🛡️ Safety Features Ratings Crash Safety Era Standards: Designed to meet or exceed 1980s automotive safety standards. Lacked modern electronic safety aids. Active Features Braking System: 4-wheel disc brakes (front: vented discs, rear: solid discs); ABS (Anti-lock Braking System) was optional on later models, potentially available on some 1986 535i. Suspension Handling: Sport-tuned suspension provided excellent road holding and stability, contributing to active safety. Passive Features Occupant Protection: Reinforced passenger cell, safety steering column, padded interior surfaces, three-point seatbelts (front and rear). Optional Features: Seatbelt pretensioners may have been available on some models. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player, often with premium speaker options (e.g., Hi-Fi system). Climate Control: Manual or optional automatic climate control (ECC - Electronic Climate Control) with A/C. Driver Assistance ABS Availability: Anti-lock Braking System (ABS) was an optional feature on many 1986 models. Connectivity Connectivity Features:...