🏷️ Basic Information Identification Make: BMW Model: 6 Series Model Code: E24 Production Years Covered: 1983-1989 Codes Engine Codes Covered: M30B32 (633CSi), M30B34 (635CSi), S38B35 (M6) 👋 Introduction Market Position Market Position Vehicle: The BMW E24 6 Series was positioned as a luxury grand tourer, representing BMW's flagship coupe and convertible offering during its production run. It competed with other high-end European GTs. Competitive Analysis Competitors: Porsche 928, Mercedes-Benz SEC coupes, Jaguar XJ-S. Key Features Key Features Vehicle: Distinctive "shark nose" styling, powerful inline-six engines, sophisticated suspension, luxurious interior, focus on driving dynamics and comfort. Manual Utility Manual Utility Value: Essential resource for maintaining, diagnosing, and repairing the E24 6 Series, preserving its performance and classic status. Crucial for both enthusiasts and professional workshops. 📋 Manual Details Coverage Areas Coverage Summary: Comprehensive repair and workshop coverage for BMW 6 Series E24 models 633CSi, 635CSi, and M6, including Sedan, Coupe, and Convertible body styles. Page Count Page Count Estimated: 1000+ Manual Type Manual Type: Repair Workshop Manual Language Language: English Format Format: Digital (likely PDF, often provided on CD or download) 📖 Manual Coverage Systems Covered Engine And Powertrain: Engine mechanicals, engine electrical system, fuel system, fuel supply system, cooling system, exhaust system, clutch, manual transmission, automatic transmission, gearshift mechanism, driveshaft, front and rear axle. Chassis And Suspension: Steering and wheel alignment, brakes, wheel and tires, suspension system. Body And Electrical: Body, body equipment, general electrical system, instruments, heating and air conditioning, remote control system, SRS (Supplemental Restraint System), navigation system, accessories. Procedures Included Maintenance And Inspection: Routine maintenance, pre-delivery inspection, periodic checks, fluid level checks, filter replacements, belt adjustments. Repair And Overhaul: Engine rebuilds, transmission overhauls, brake system repairs, suspension component replacement, electrical system diagnostics and repair, body panel repair. Diagnostics And Troubleshooting: Diagnostic procedures for engine, fuel, ignition, electrical, and mechanical systems. Troubleshooting guides for common problems. Engine Timing Adjustment: Detailed procedures for setting ignition timing and valve timing (if applicable, though M30 engines are typically chain-driven with fixed valve timing). Technical Depth Technical Depth: In-depth technical information suitable for professional mechanics and experienced DIY enthusiasts, covering diagnostics, component testing, specifications, and repair procedures. Wiring Diagrams Included: Yes, typically includes detailed electrical system diagrams for troubleshooting and repair. 📊 Manual Specifications File Format File Format: PDF (typically, with searchable text and high-resolution diagrams) Print Quality Print Quality Digital: High resolution, suitable for on-screen viewing and printing of individual pages. Binding Type Binding Type: Not Applicable (Digital Format) Paper Type Paper Type: Not Applicable (Digital Format) Completeness Manual Completeness: This manual is designed to be a complete service and repair guide, covering all major mechanical, electrical, and body systems of the specified E24 models. ⚙️ Engine Specifications Primary Engine 633Csi Engine: M30B32 inline-6, 3.2-liter (3210 cc), Bosch L-Jetronic fuel injection. 635Csi Engine: M30B34 inline-6, 3.4-liter (3430 cc), Bosch L-Jetronic fuel injection (later Motronic). M6 Engine: S38B35 inline-6, 3.5-liter (3453 cc), Bosch Motronic fuel injection, individual throttle bodies, higher compression ratio. Performance 633Csi Horsepower: Approx. 197 hp @ 5500 rpm 635Csi Horsepower: Approx. 218 hp @ 5200 rpm (US Spec), 224 hp @ 5200 rpm (Euro Spec) M6 Horsepower: Approx. 256 hp @ 6500 rpm (US Spec) M6 Torque: Approx. 243 lb-ft @ 5000 rpm (US Spec) 633Csi Torque: Approx. 210 lb-ft @ 3500 rpm 635Csi Torque: Approx. 225 lb-ft @ 3500 rpm (US Spec), 232 lb-ft @ 4000 rpm (Euro Spec) Fuel System Fuel Injection Systems: Bosch L-Jetronic and Motronic fuel injection systems; M6 features individual throttle bodies for enhanced performance. Engine Type Engine Configuration: Naturally Aspirated Inline-6 Cylinder 🔧 Transmission Standard Standard Transmission Offering: 4-speed automatic transmission (ZF 4HP22) was common, especially in North America. Optional Optional Transmission Offering: 5-speed manual transmission (Getrag 265) was available, particularly on 635CSi and M6 models in certain markets. Features Transmission Cooling: Automatic transmissions typically feature an integrated transmission fluid cooler, often routed through the radiator. Manual transmissions generally do not have external coolers. Gear Ratios Transmission Gear Ratios Note: Specific gear ratios vary by transmission type (manual/automatic) and model year. Detailed ratios are provided within the manual. 📐 Dimensions Exterior Wheelbase: 2,784 mm (109.6 in) Length: 4,750–4,800 mm (187.0–189.0 in) depending on model and year Width: 1,770 mm (69.7 in) Height: 1,370–1,390 mm (53.9–54.7 in) Front Track: Approx. 1,440 mm (56.7 in) Rear Track: Approx. 1,440 mm (56.7 in) Weights Curb Weight Estimate: 1,600–1,750 kg (3,527–3,858 lb) depending on configuration Gross Vehicle Weight Rating: Approx. 2,100-2,200 kg (Consult vehicle-specific VIN plate for exact GVWR) 🛡️ Safety Features Ratings Safety Ratings Historical: As a car from this era, formal crash test ratings (like NHTSA or IIHS) were less comprehensive than today. Vehicles were designed to meet existing safety standards of their time, often focusing on passive safety features. Active Features Active Safety Features: Anti-lock Braking System (ABS) became available and standard on later...