🏷️ Basic Information Identification Make: BMW Model: 5 Series Generation E-Code: E28 & E34 Production Years E28 Covered Years: 1982-1988 E34 Covered Years: 1988-1996 (Manual covers 1981-1991 model years within E28/E34 generations) Codes Chassis Codes: E28, E34 👋 Introduction Market Position Target Audience: BMW enthusiasts, DIY mechanics, independent repair shops specializing in classic BMWs. Competitive Analysis Value Proposition: Provides comprehensive technical data and repair procedures essential for maintaining and restoring the iconic BMW E28 and early E34 models. Key Features Manual Content: Includes illustrations, diagrams, torque specifications, fluid types, and step-by-step instructions for a wide range of repair tasks. Digital Format Benefit: Instant download provides immediate access, while PDF format allows for keyword searching and easy navigation. 📋 Manual Details Coverage Areas Manual Scope: Comprehensive Workshop Service Repair Page Count Estimated Page Count: Varies by specific model/engine variant, but professional manuals typically range from 1000-2500+ pages. Manual Type Manual Type: Technical Workshop Manual / Service Repair Manual Language Language: English Format Delivery Format: Instant Download (PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, fuel, ignition, cooling, exhaust, intake systems, engine management (DME), lubrication. Drivetrain: Manual and automatic transmissions, drivelines, differentials, driveshafts, CV joints, rear axle assemblies. Chassis & Suspension: Front and rear suspension (MacPherson struts, trailing arms, independent rear suspension), steering systems, wheel bearings, alignment specifications. Braking System: Hydraulic brake systems (discs, pads, calipers, master cylinder, ABS components), parking brake. Electrical System: 12V electrical system, battery, alternator, starter, lighting, instrumentation, ignition switch, power windows, central locking, radio systems, fuse box diagrams, wiring schematics. Body & Interior: Body panels, doors, windows, locks, seats, trim, HVAC system, dashboard, sunroof mechanisms. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt tensioning. Troubleshooting: Diagnostic flowcharts, common problem identification, symptom-based troubleshooting for engine, electrical, and mechanical issues. Repair & Overhaul: Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation for all major systems. Adjustments: Valve adjustments, idle speed adjustments, brake adjustments, clutch adjustments, headlight aiming, steering wheel alignment. Technical Depth Diagnostic Capabilities: Includes procedures for engine diagnostics, fault code reading (where applicable for the era), and electrical system testing. Rebuild Procedures: Detailed overhaul procedures for engines, transmissions, and major mechanical components. Diagrammatic Support: Extensive use of exploded views, wiring diagrams, and schematic illustrations for clear component identification and assembly reference. 📊 Manual Specifications File Format File Type: PDF Print Quality PDF Quality: High-resolution for clear viewing and printing of diagrams and text. Binding Type Digital Format Advantage: No physical binding; instant access and searchability. Paper Type Printable: Printable pages allow for physical reference in a workshop environment. ⚙️ Engine Specifications Primary Engine E28 Engine Variants: M10 (4-cylinder, e.g., 518i, 520i), M30 (6-cylinder, e.g., 525e, 528i, 533i, M535i), M21 (Diesel, e.g., 524d, 524td). E34 Engine Variants (Early, 1988-1991): M20 (6-cylinder, e.g., 520i, 525i), M30 (6-cylinder, e.g., 530i, 535i), M21 (Diesel, e.g., 524td), M88/S38 (6-cylinder, e.g., M5). Performance Typical Power Output Range: 115 HP (518i) to 286 HP (M5 E28) and 126 HP (520i) to 315 HP (M5 E34). Torque Specifications: Detailed torque values for all critical engine fasteners (head bolts, main bearings, rod bearings, etc.) are included. Fuel System Fuel Delivery: Bosch L-Jetronic, LE-Jetronic, or Motronic fuel injection systems (depending on engine), mechanical fuel pumps (some early models), electric fuel pumps. 🔧 Transmission Standard Manual Transmission Options: 4-speed and 5-speed Getrag manual transmissions (e.g., 260, 265). Optional Automatic Transmission Options: ZF 3HP22, 4HP22 automatic transmissions. Features Transmission Servicing: Procedures for fluid changes, filter replacement, clutch inspection and replacement, transmission overhaul, and diagnostic checks. 📐 Dimensions Exterior E28 Dimensions (Approximate): Length: 186.7 in, Width: 68.3 in, Height: 55.1 in, Wheelbase: 104.4 in. E34 Dimensions (Approximate): Length: 191.1 in, Width: 70.9 in, Height: 55.4 in, Wheelbase: 111.7 in. Weights Curb Weight Range: Approx. 3000-3500 lbs (E28), 3400-3800 lbs (E34). 🛡️ Safety Features Ratings Passive Safety Features: Crumple zones, reinforced passenger cell, padded dashboard, headrests, seatbelts. Active Features Optional Safety Features: Anti-lock Braking System (ABS) became increasingly common, particularly on higher-trim E34 models. Airbags were not standard on most early E34/E28 models but became available. Passive Features Body Structure: Designed with integral safety cage and energy-absorbing structures. 💡 Technology Features Infotainment Early Infotainment (E28/Early E34): Basic AM/FM/Cassette radio systems, often with optional premium sound packages (e.g., Blaupunkt, Becker). Analog instrumentation. Driver Assistance Advanced Features (E34): ABS, cruise control, power-adjustable seats with memory, heated seats, onboard computer (Check Control), power sunroof. Some models had traction control (ASC/ASC+T). Connectivity Connectivity Features: Primarily limited to radio system integration. Mobile phone integration was rare and aftermarket. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 5,000-7,500 miles or 6-12 months, whichever comes first. Check manual for specific engine recommendations. Spark Plug Replacement: Varies by plug type (copper, platinum, iridium), generally 30,000-60,000 miles. Manual provides specific intervals and types. Timing Belt/Chain: M20 and...