🏷️ Basic Information Identification Make: BMW Model: 5 Series E34 Model Variants: 525i, 530i, 535i, 540i Production Years: 1989-1995 Codes Chassis Code: E34 👋 Introduction Market Position Positioning: The BMW E34 5 Series represented the pinnacle of executive sedan luxury and performance in its era, competing against rivals like the Mercedes-Benz W124 E-Class and Audi V8 Quattro. Competitive Analysis Competitors: Mercedes-Benz W124 E-Class, Audi V8 Quattro, Lexus LS 400 (late in the generation). Key Features Distinguishing Features: Known for its sophisticated engineering, balanced chassis, comfortable ride, and refined interiors. Offered a range of potent inline-six and V8 engines. Manual Value Value Proposition: This manual is essential for owners and independent workshops seeking to maintain, diagnose, and repair the E34 5 Series, providing factory-level technical information. 📋 Manual Details Coverage Areas Body Styles: Sedan, Touring (Wagon) Page Count Total Pages: 459 Manual Type Type: Workshop Service and Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine General: Yes Engine Mechanical: Yes Engine Removal Installation: Yes Cylinder Head Rebuild: Yes Valvetrain: Yes Camshaft Timing: Yes (Chain & Belt) Lubrication System: Yes Ignition System Dme: Yes Charging System Alternator: Yes Starting System Starter: Yes Fuel Injection Dme: Yes Fuel Tank Fuel Pump: Yes Cooling System Radiator: Yes Exhaust System: Yes Transmission General: Yes Clutch System: Yes Manual Transmission: Yes Automatic Transmission: Yes Gearshift Linkage: Yes Driveshaft Final Drive: Yes Suspension Steering: Yes Brakes General: Yes Front Suspension: Yes Rear Suspension: Yes Steering Wheel Alignment: Yes Brakes Specific: Yes Body General: Yes Body Panels Fenders Hood: Yes Doors Windows: Yes Trunklid Tailgate: Yes Exterior Trim Bumpers: Yes Interior Trim Seats: Yes Central Locking: Yes Sunroof: Yes Electrical System General: Yes Fuses Relays: Yes Wipers Washers: Yes Switches Accessories: Yes Instruments Gauges: Yes Exterior Lighting: Yes Heating Air Conditioning: Yes Radio Audio System: Yes Airbag System Sas: Yes Wiring Diagrams: Yes Procedures Included Maintenance: Yes (Detailed) Repair: Yes (Complete) Rebuild: Yes (Engine, Transmission, etc.) Refurbish Restore: Yes Troubleshooting: Yes Diagnostics: Yes Electrical Service: Yes Technical Depth Depth: Comprehensive, from basic maintenance to complete tear-down and rebuild. 📊 Manual Specifications File Format Print Restriction: Printable without restriction Print Quality Image Quality: Detailed illustrations, drawings, and photos Binding Type Binding: Digital Download (PDF) Paper Type Paper Type: N/A (Digital) Requirements Software Requirement: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine 525I Engine Code: M50B25 Engine Type: 3.0L Inline 6-cylinder (24-valve DOHC) Horsepower Ps: 189 hp @ 5800 rpm (approx.) Torque Lb-Ft: 245 lb-ft @ 4700 rpm (approx.) Primary Engine 530I Engine Code: M60B30 Engine Type: 3.0L V8 (32-valve DOHC) Horsepower Ps: 215 hp @ 5800 rpm (approx.) Torque Lb-Ft: 295 lb-ft @ 4500 rpm (approx.) Primary Engine 535I Engine Code: M30B35 Engine Type: 3.5L Inline 6-cylinder (12-valve SOHC) Horsepower Ps: 208 hp @ 5700 rpm (approx.) Torque Lb-Ft: 260 lb-ft @ 4000 rpm (approx.) Primary Engine 540I Engine Code: M60B40 Engine Type: 4.0L V8 (32-valve DOHC) Horsepower Ps: 282 hp @ 5800 rpm (approx.) Torque Lb-Ft: 390 lb-ft @ 4500 rpm (approx.) Fuel System Fuel Delivery: Bosch Motronic EFI 🔧 Transmission Standard Standard Transmission: 5-speed Manual (Getrag 260/265) Optional Optional Transmission: 4-speed Automatic (ZF 4HP22/4HP24) Features Transmission Features: Rear-wheel drive with optional limited-slip differential. 📐 Dimensions Exterior Sedan Length Mm: 4717 mm Width Mm: 1751 mm Height Mm: 1412 mm Exterior Touring Length Mm: 4717 mm Width Mm: 1751 mm Height Mm: 1455 mm Weights Curb Weight Kg: 1550 - 1750 kg (model dependent) 🛡️ Safety Features Ratings NHTSA Rating: Not explicitly rated by modern NHTSA standards, but known for robust construction. Active Features Active Safety: ABS (Anti-lock Braking System), Traction Control (ASC/ASC+T on later models) Passive Features Passive Safety: Reinforced safety cell, crumple zones, driver and passenger airbags (optional/standard on later models), seatbelt pretensioners. 💡 Technology Features Infotainment Infotainment System: Factory BMW radios with cassette players, optional CD changers, and early navigation systems on some later models. Driver Assistance Driver Assistance Features: ABS, optional ASC/ASC+T, cruise control. Connectivity Connectivity Features: Limited to optional car phones or external AUX input adapters on aftermarket head units. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 7,500 - 10,000 miles or 12 months, whichever comes first, using synthetic oil. Spark Plug Interval: Varies by engine, but generally around 30,000 - 60,000 miles for standard plugs, longer for iridium. Coolant Flush Interval: Every 2-3 years or 30,000 miles. Fluid Specifications Engine Oil Spec: API SG/SH or higher, SAE 5W-30 or 5W-40 synthetic recommended. Coolant Spec: BMW Blue Antifreeze (G48) or equivalent (50/50 mix with distilled water). Brake Fluid Spec: DOT 4 Transmission Fluid Manual: GL-4 or GL-5 gear oil (specific viscosity depends on temperature range, e.g., 75W-90) Transmission Fluid Automatic: Dexron III (or equivalent approved fluid) Known Issues Common Issues E34: Cooling system component failure (hoses, radiator, water pump), oil leaks (valve cover gaskets, oil...