🏷️ Basic Information Identification Make: BMW Model: 840Ci Model Code: E31 Chassis Code: E31 Product Type: Workshop Service Manual Product Title: BMW 840Ci 1992-1996 Repair Service Manual 👋 Introduction Market Position Class: Luxury Grand Tourer (GT) Target Audience: Affluent buyers seeking performance, luxury, and advanced engineering. Competitive Analysis Key Competitors: Mercedes-Benz SL-Class (R129), Porsche 928, Jaguar XJ-S. Key Features Design: Striking, aerodynamic coupe body with classic BMW proportions and pop-up headlights. Performance: Powerful V8 engine, refined handling, comfortable ride suitable for long distances. Luxury Appointments: High-quality interior materials, advanced (for the era) features, focus on driver and passenger comfort. Manual Purpose Primary Use: To provide detailed repair and maintenance procedures for mechanical technicians and knowledgeable owners. 📋 Manual Details Coverage Areas Covered Years: 1992, 1993, 1994, 1995, 1996 Engine Variants Covered: 4.0L V8 (M60B40) Region Applicability: Global (primarily North American and European specifications) Page Count Estimated Pages: 1000+ Manual Type Type: Comprehensive Workshop Service Manual / Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, engine management, fuel system, exhaust system, cooling system, lubrication system, transmission (automatic), differential, driveline. Chassis: Suspension (front and rear, including adaptive suspension if applicable), steering system, braking system (ABS, DSC), wheels and tires. Electrical: Body control module (BCM), comfort electronics, lighting systems, instrument cluster, diagnostics, wiring diagrams, fuse locations, battery, alternator, starter. Body: Body panels, doors, windows, convertible top (if applicable), interior trim, seats, climate control (HVAC), exterior trim. Procedures Included Maintenance: Scheduled maintenance intervals, fluid changes, filter replacements, lubrication points, general inspections. Troubleshooting: Diagnostic fault codes (DTCs), symptom-based troubleshooting guides, electrical system diagnostics, mechanical component diagnostics. Repair: Component removal and installation, engine overhaul, transmission overhaul, brake system repairs, suspension component replacement, electrical component repair. Specifications Data: Torque specifications, tolerances, clearances, fluid capacities, wiring diagrams, component identification. Technical Depth Depth: Comprehensive, covering routine maintenance to complete engine and transmission rebuilds. Designed for professional technicians but accessible to advanced DIYers. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchability: Searchable text content for quick information retrieval. Printability: Printable pages for workshop use. Resolution: High-resolution scans for clear diagrams and text. Print Quality Quality: N/A (Digital format) Binding Type Binding: N/A (Digital format) Paper Type Paper: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Code: M60B40 Engine Type: Naturally Aspirated V8 Displacement: 3982 cc (4.0 Liters) Bore X Stroke: 84.0 mm x 89.6 mm Compression Ratio: 10.0:1 Valve Train: DOHC (Double Overhead Camshafts), 4 valves per cylinder (32 valves total) Block Material: Aluminum Head Material: Aluminum Performance Horsepower: 280 hp @ 5800 rpm (DIN) Torque: 400 Nm (295 lb-ft) @ 4500 rpm (DIN) Fuel System Fuel Delivery: Multi-point Fuel Injection (Bosch Motronic M3.3) Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Cooling System Coolant Type: BMW Longlife Coolant (typically blue or green ethylene glycol based) Lubrication System Oil Capacity Liters: 7.5 Liters (8.0 US Quarts) Recommended Oil Viscosity: SAE 5W-30 or 5W-40 (check manual for specific climate/service recommendations) 🔧 Transmission Standard Type: 4-speed Automatic (ZF 4HP24) Optional Type: 5-speed Manual (Getrag 265, rare) Features Automatic Features: Sport and Comfort modes, electronically controlled. Fluid Specifications Automatic Transmission Fluid Type: Dexron III (or equivalent) Fluid Capacity Automatic Transmission Fluid Capacity Liters: Approximately 8.0 Liters (total system capacity, less for drain and fill) 📐 Dimensions Exterior Length Mm: 4784 mm Width Mm: 1855 mm Height Mm: 1370 mm Wheelbase Mm: 2578 mm Front Track Mm: 1534 mm Rear Track Mm: 1545 mm Interior Seating Capacity: 4 Weights Curb Weight Kg: 1750 kg (approximate) Gross Vehicle Weight Rating Kg: 2180 kg (approximate) Max Payload Kg: 430 kg (approximate) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Vehicle predates widespread standardized testing such as NCAP) Active Features Traction Control: ASC+T (Automatic Stability Control and Traction) available on later models and optional. Anti Lock Brakes: Standard (ABS) Passive Features Airbags: Driver and front passenger airbags standard. Seatbelts: Front and rear seatbelts, front seatbelt pretensioners. Chassis Safety: Reinforced safety cell, crumple zones. 💡 Technology Features Infotainment Audio System: BMW Bavaria C Business/Professional CD or Cassette systems, optional Harman Kardon sound system. Navigation: Optional GPS navigation system with CRT screen in the center console (BMW Business Navigation System). Driver Assistance Cruise Control: Standard electronic cruise control. Parking Assistance: Optional rear parking sensors (BMW Park Distance Control, PDC). Connectivity Phone Integration: Optional integrated car phone system. Comfort Features Climate Control: Dual-zone automatic climate control (ECC - Electronic Climate Control). Seats: Electrically adjustable front seats with memory, heated seats optional. 🔧 Maintenance Service Intervals Oil Change Interval: 10,000-15,000 miles or annually (consult manual for exact BMW recommendations based on driving conditions). Transmission Fluid Change Interval: Every 30,000-60,000 miles (recommended, especially for automatic transmissions). Coolant Change Interval: Every 2-3 years or as per BMW recommendations. Spark Plug Replacement: Approximately 60,000 miles (V8 engines often use...