🏷️ Basic Information Identification Make: BMW Model: 5 Series Chassis Code: E34 Model Year: 1994 Codes Engine Codes Covered: M50B20, M50B25, M50B28 (and potentially others depending on specific market variants) Transmission Codes Covered: Getrag 260 (5-speed manual), ZF 4HP22/4HP24 (4-speed automatic), ZF 5HP18/5HP30 (5-speed automatic) 👋 Introduction Market Position Segment: Executive Sedan / Mid-size Luxury Sedan Target Audience: Automotive enthusiasts, DIY mechanics, independent repair shops specializing in BMW. Competitive Analysis Key Competitors: Mercedes-Benz W124 E-Class, Audi V8 (D1), Lexus LS400, Jaguar XJ. Key Features Of Vehicle Driving Dynamics: Renowned for balanced handling, rear-wheel drive bias, and driver-focused cockpit. Build Quality: High levels of German engineering, solid construction, and durable materials. Key Features Of Manual Value Proposition: Essential resource for maintaining and repairing the E34 chassis, saving significant costs compared to dealer service. Essential For: Troubleshooting complex issues, performing preventative maintenance, and ensuring the longevity of a classic BMW. 📋 Manual Details Coverage Areas Coverage Scope: All Models/Engines/Trim/Transmissions Page Count Page Count: Estimated 1500-2500+ pages (typical for comprehensive workshop manuals of this era) Manual Type Manual Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical (cylinder head, block, pistons, crankshaft, camshaft), fuel injection (Bosch Motronic), ignition system, cooling system, lubrication system, exhaust system. Transmission & Drivetrain: Manual transmission (clutch, gearbox, shift linkage), automatic transmission (hydraulic control, torque converter, valve body), driveshafts, differentials, axles. Chassis & Suspension: Front suspension (MacPherson struts, control arms, anti-roll bar), rear suspension (multi-link independent, trailing arms, anti-roll bar), steering system (power steering pump, rack and pinion), wheels and tires. Brakes: Hydraulic brake system (master cylinder, brake lines, calipers, wheel cylinders), ABS (Anti-lock Braking System) components and diagnostics, parking brake. Electrical System: 12V battery system, alternator, starter motor, lighting (headlights, taillights, interior), fuse box, relays, wiring diagrams, instrument cluster, power windows, mirrors, central locking, sunroof. Body & Interior: Body panels, doors, hood, trunk, bumpers, interior trim, seats, HVAC system (heating, ventilation, air conditioning), safety restraints (seat belts). Diagnostics & Troubleshooting: Fault code retrieval (where applicable), symptom-based diagnostics, common problems and solutions, diagnostic procedures for various systems. Procedures Included Maintenance Procedures: Oil changes, filter replacements (oil, air, fuel, cabin), coolant flushes, spark plug replacement, brake fluid flush, belt inspection and replacement. Repair Procedures: Engine component overhauls (head gasket, timing chain, oil pump), transmission rebuilds, clutch replacement, brake caliper and rotor replacement, suspension component replacement, starter/alternator replacement, HVAC component repair. Diagnostic Procedures: Testing sensors, actuators, electrical circuits, fuel pressure testing, compression testing, leak-down testing. Special Tools & Equipment: Identification and usage of BMW-specific tools for various repair and diagnostic tasks. Technical Depth Depth Level: Comprehensive (covering everything from basic maintenance to complete engine and transmission rebuilds, including electrical schematics). 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable if the original source was digital or scanned with OCR. Print Quality Quality: High-resolution scans, suitable for printing individual pages or the entire manual. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Variants Covered: Inline-6 cylinder, naturally aspirated gasoline engines (M50 family primarily). Performance M50B20 (2.0L): Approx. 150 PS (110 kW; 148 hp) @ 6000 rpm, 190 Nm (140 lb-ft) @ 4300 rpm. M50B25 (2.5L): Approx. 170 PS (125 kW; 168 hp) @ 5800 rpm, 245 Nm (181 lb-ft) @ 4200 rpm (non-VANOS), 192 PS (141 kW; 189 hp) @ 6000 rpm, 245 Nm (181 lb-ft) @ 4200 rpm (VANOS). M50B28 (2.8L - Often Found In 528I Models): Approx. 193 PS (142 kW; 190 hp) @ 5300 rpm, 280 Nm (207 lb-ft) @ 3950 rpm. Fuel System Injection System: Bosch Motronic electronic fuel injection (various versions depending on specific engine). Fuel Type: Unleaded gasoline (Octane rating typically 91-98 RON). Maintenance Spark Plug Type: NGK BKR6EK (or equivalent, specific to engine variant). Timing Belt Or Chain: Timing chain (M50 engines), eliminating interval replacement concerns of timing belts. 🔧 Transmission Standard Manual Transmission Options: Getrag 260 (5-speed manual) was common on many variants. Optional Automatic Transmission Options: ZF 4HP22 (4-speed automatic), ZF 4HP24 (4-speed automatic, heavier duty), ZF 5HP18 (5-speed automatic for 6-cylinder), ZF 5HP30 (5-speed automatic for V8 models). Features Manual Gear Ratios: Specific gear ratios for each transmission variant will be detailed in the manual. Automatic Control: Electronic or hydraulic control systems, including Sport and Eco modes on some models. Maintenance Manual Transmission Fluid: Dexron III (or equivalent MTF for later variants, consult manual for exact spec). Automatic Transmission Fluid: Dexron III ATF (Automatic Transmission Fluid) or BMW specific ATF, with regular change intervals critical for longevity. 📐 Dimensions Exterior Wheelbase: Approx. 2760 mm (108.7 in) Length: Approx. 4733 mm (186.3 in) Width: Approx. 1751 mm (68.9 in) Height: Approx. 1380 mm (54.3 in) Weights Curb Weight: Varies by model, typically 1500-1700 kg (3300-3750 lbs). Gross Vehicle...