🏷️ Basic Information Identification Make: BMW Model: M5 Generation: E34 Model Year: 1990 Codes Chassis Code: E34 👋 Introduction Market Position Positioning: High-performance luxury sedan, a benchmark for its era. Competitive Analysis Competitors: Mercedes-Benz 500E, Audi V8 Quattro, Jaguar XJ-S. Key Features Vehicle Focus: Emphasis on driving dynamics, a potent naturally aspirated engine, and understated luxury. Manual Value Proposition Benefit: Enables DIY maintenance and repair, reducing reliance on costly dealership services and providing in-depth understanding of the vehicle's complex systems. 📋 Manual Details Coverage Areas Title: 1990 BMW M5 E34 Service and Repair Manual Description: Vehicle specific repair and service manual for the 1990 BMW M5 E34, covering all models and all repairs A-Z. Covered Models: All variants of the 1990 BMW M5 E34 Page Count Estimated Page Count: Extensive (exact count not provided, but described as comprehensive and complete) Manual Type Type: Factory Service Manual / Repair Manual Language Language: English Format Format: PDF (Digital) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine overhaul, diagnostics, and repair. Engine Control System: ECU diagnostics, sensor readings, actuators, and tuning. Fuel System: Fuel pump, injectors, pressure regulator, fuel lines, and emissions. Emission Control: Catalytic converter, O2 sensors, EGR, evaporative emissions. Intake Exhaust Cooling: Air intake system, exhaust manifold, catalytic converter, radiator, coolant system. Lubrication System: Oil pump, oil filter, oil passages, oil pressure diagnostics. Ignition Starting Charging: Spark plugs, ignition coils, starter motor, alternator, battery. Automatic Transmission: Service, repair, and diagnostics for automatic transmissions. Manual Transmission: Service, repair, and diagnostics for manual transmissions. Clutch: Clutch system diagnosis, repair, and replacement. Drivetrain: Propeller shaft, driveshaft, differential, axle repair. Suspension: Front and rear suspension components, alignment, shock absorbers. Steering: Steering column, power steering system diagnosis and repair. Brakes: Brake system service, ABS diagnostics, brake pad and rotor replacement. Parking Brake: Parking brake system adjustment and repair. Air Conditioning: AC system service, refrigerant recharge, component diagnosis. Supplemental Restraint System: Airbag system diagnosis and repair, seat belt maintenance. Engine Immobilizer: Immobilizer system information and troubleshooting. Cruise Control: Cruise control system diagnostics and repair. Wiper Washer: Wiper and washer system troubleshooting and repair. Door Locks: Door lock mechanisms and central locking system. Instrumentation Meter: Instrument cluster, gauges, and warning lights. Audio Visual: Audio system components and wiring. Horn: Horn system diagnosis and repair. Glass Mirror: Windshield, glass, and mirror replacement and adjustments. Instrument Panel: Instrument panel removal, installation, and repair. Seats: Seat removal, installation, and adjustment. Hood Door: Hood and door mechanisms, hinges, and latches. Exterior Interior Trim: Body panels, interior trim components, and their removal/installation. Electrical System: Comprehensive electrical troubleshooting and component testing. Multiplex Can Communication: Information on multiplexed electrical systems and CAN communication (where applicable). Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, belt inspections. Diagnostic Troubleshooting: Step-by-step troubleshooting guides for various systems and common faults. Component Removal Installation: Detailed instructions for removing and reinstalling all major and minor components. Rebuilding Overhaul: Complete rebuild procedures for engines, transmissions, and other major assemblies. Wiring Schematics: Full electrical wiring diagrams for all vehicle systems. Specifications Data: Torque values, clearances, tolerances, and other critical data. Technical Depth Depth: Factory-level detail, covering everything from basic maintenance to complete engine and transmission rebuilds, including advanced diagnostics and electrical system troubleshooting. 📊 Manual Specifications File Format File Type: PDF Compatibility: Windows (Vista32, Vista64, XP, ME, 98, NT, 2000) and Mac Requirements: Adobe PDF Reader, Winzip (free online) Print Quality Printability: All pages are printable, allowing users to print only necessary sections. Image Zoom: Images and diagrams can be blown up and printed in enlarged copies. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Code: S38B36 Engine Type: Inline-6, Naturally Aspirated Displacement: 3.6 Liters (3535 cc) Performance Horsepower: Approx. 315 hp @ 6100 rpm Torque: Approx. 266 lb-ft (360 Nm) @ 4750 rpm Fuel System Fuel Delivery: Bosch Motronic Electronic Fuel Injection Fuel Type: Unleaded Premium Gasoline (91+ Octane) 🔧 Transmission Standard Type: 5-Speed Manual (Getrag 265/6) Optional Type: N/A for 1990 M5 E34 Features Clutch Type: Hydraulically actuated single-plate dry clutch 📐 Dimensions Exterior Length: Approx. 4730 mm (186.2 in) Width: Approx. 1751 mm (68.9 in) Height: Approx. 1420 mm (55.9 in) Weights Curb Weight: Approx. 1700 kg (3748 lbs) Gross Vehicle Weight: Approx. 2200 kg (4850 lbs) 🛡️ Safety Features Ratings Era Specific Ratings: While official NCAP ratings are not available for this era, the E34 chassis was known for its robust construction. Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Optional (ASC/ASC+T) Passive Features Airbags: Driver's side airbag standard from 1990 onwards. Seatbelts: Pretensioner seat belts 💡 Technology Features Infotainment Audio System: Factory-installed premium sound system, often with cassette player. Manual covers basic diagnostics and speaker replacement. Driver Assistance ABS: Integral to the car's active safety and braking performance. Connectivity Multiplex...