🏷️ Basic Information Identification Make: BMW Model: 3 Series M3, 318i, 323i, 325i, 328i Year: 1994 Codes Chassis Code: E36 Engine Codes Covered: M43B18, M43B19, M50B20, M50B25, S50B30 (M3) 👋 Introduction Market Position Segment: Compact Executive Sports Sedan and Coupe. Target Audience: Enthusiasts and DIY mechanics seeking to maintain and repair their E36 BMW 3 Series. Competitive Analysis Competitors: Audi 80/A4, Mercedes-Benz C-Class (W202), Lexus ES300, Alfa Romeo 155. Key Features Engineering Philosophy: Driver-focused dynamics, balanced chassis, sophisticated inline-six engines, and high-quality interior. Manual Value Proposition: Provides the essential technical documentation for DIY repairs, significantly reducing labor costs and enabling proper maintenance for longevity. 📋 Manual Details Coverage Areas Covered Models: All 1994 BMW 3 Series models including 318i, 323i, 325i, 328i, and M3 (E36 chassis) Page Count Estimated Page Count: High (Detailed factory documentation, typically 1000+ pages) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed diagnosis, repair, and overhaul for M43, M50, and S50 engines, including timing, valve train, cooling, lubrication, fuel injection, and emissions. Transmission: Repair and overhaul procedures for Getrag 5-speed manual transmissions (e.g., 250G, 260/5) and ZF 4-speed automatic transmissions, including clutch operation. Drivetrain: Driveshaft, universal joints, CV joints, differential, and axle shafts. Brakes: Hydraulic system diagnosis and repair, ABS system components, disc brake pad and rotor replacement, caliper servicing, and parking brake. Suspension Steering: Front and rear suspension components (struts, shocks, control arms, bushings), power steering system, steering rack, and alignment specifications. Electrical: Comprehensive wiring diagrams, component location, diagnosis of charging system (alternator, starter), ignition system (coil-on-plug or distributor-based depending on specific engine), lighting, instruments, body electronics, and troubleshooting guides. Body Interior: Body panel removal and installation, interior trim, seat adjustment, door mechanisms, climate control system (HVAC), and body sealing. Procedures Included Maintenance: Scheduled maintenance intervals, fluid type and capacity recommendations, filter replacement, spark plug replacement, belt tensioning, and general servicing. Troubleshooting: Diagnostic flowcharts and symptom-based troubleshooting for engine, electrical, and mechanical issues. Repair: Step-by-step instructions for major component overhauls, component replacement, and system repairs. Diagnostics: Detailed diagnostic procedures, including use of specialized tools and fault code interpretation (where applicable for the era). Technical Depth Depth: Factory-level detail covering routine maintenance, diagnostics, component-level repair, and complete engine/transmission overhauls. 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable PDF, allowing quick access to specific topics. Print Quality Printability: Printable, allowing for physical copies of specific sections or the entire manual. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) Compatibility Operating Systems: Compatible with Windows and MAC operating systems. Requirements Software: Requires Adobe PDF Reader or compatible software. ⚙️ Engine Specifications Primary Engine 318I Engine: M43B18 (1.8L Inline-4) 323I Engine: M52B25 (2.5L Inline-6) - *Note: 323i often used M50 in early E36, M52 debut later, but M50 is common for 1994 model year, covered by M50B25 reference.* 325I Engine: M50B25 (2.5L Inline-6) 328I Engine: M52B28 (2.8L Inline-6) - *Note: 328i typically for later 1994/1995 model years, the 1994 325i often had the M50B25.* M3 Engine: S50B30 (3.0L Inline-6) Performance 318I Horsepower: Approx. 115 hp 325I Horsepower: Approx. 189 hp M3 Horsepower: Approx. 240 hp (US Spec) Fuel System Injection Type: Bosch Motronic Electronic Fuel Injection (EFI) Fuel Grade: Premium Unleaded (91 Octane or higher recommended) 🔧 Transmission Standard Standard Transmission: 5-speed Manual (Getrag 250G / 260/5) Optional Optional Transmission: 4-speed Automatic (ZF 4HP22 EH) Features Clutch Type: Single dry plate, hydraulically operated. Differential: Open differential standard, limited-slip differential (LSD) optional on some models, standard on M3. 📐 Dimensions Exterior Wheelbase: 106.1 inches (2695 mm) Length: 174.5 inches (4433 mm) Sedan / 171.1 inches (4345 mm) Coupe Width: 67.3 inches (1709 mm) Height: 55.3 inches (1405 mm) Sedan / 53.6 inches (1362 mm) Coupe Weights Curb Weight Range: Approx. 3000 - 3400 lbs (1360 - 1540 kg) Wheel Bolt Pattern: 5 x 120 mm Wheel Size Standard: 15-inch or 16-inch alloy wheels 🛡️ Safety Features Ratings NHTSA Ratings: N/A (Ratings were less standardized in 1994; focus on structural integrity and ABS) Active Features ABS: Standard Anti-lock Braking System (ABS) on all models. Traction Control: Optional Automatic Stability Control (ASC) or ASC+T on some models, particularly later 1994 or 1995 builds. Passive Features Airbags: Driver and passenger airbags standard. Seatbelts: Three-point front and rear seatbelts. 💡 Technology Features Infotainment Audio System: Factory cassette or CD player with optional amplifier, often with basic EQ and speaker balance controls. Onboard Computer: Optional On-Board Computer (OBC) providing trip information, fuel economy, and basic diagnostics. Driver Assistance Cruise Control: Standard or optional cruise control system. Connectivity Phone Integration: No modern smartphone integration. Some models may have had provisions for early car phones. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 7,500 - 10,000 miles (12,000 - 15,000 km) or 12 months, depending on...