🏷️ Basic Information Identification Make: BMW Model: 5-series Chassis Code: E39 Model Year: 1998 Generation Generation Code: E39 Generation Years: 1995-2003 Codes Common Engine Codes 1998: M52B20, M52B25, M52B28 Common Transmission Codes 1998: ZF 5HP18, ZF 5HP19, ZF 5HP24, Getrag 420G 👋 Introduction Market Position Market Segment: Executive sedan Target Audience: Affluent professionals, enthusiasts Competitive Analysis Key Competitors 1998: Mercedes-Benz E-Class (W210), Audi A6 (C5), Lexus GS300, Jaguar S-Type Key Features Bmw Philosophy: Ultimate Driving Machine; emphasis on performance, handling, and build quality E39 Strengths: Balanced chassis, powerful engines, refined interior, excellent handling Technological Advancements E39: CAN bus integration, advanced engine management, electronic stability control (optional) 📋 Manual Details Coverage Areas All Models Covered: Yes (all E39 5-series models for 1998) Repair Scope: A-Z repairs Information Type: Vehicle specific, dealership technician level Page Count Estimated Page Count: 1000+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: Likely Digital (PDF) given description, but could be Print 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, diagnostics, timing, lubrication, cooling Engine Electrical: Ignition, fuel injection (DME), sensors, actuators, ECU troubleshooting Transmission Manual: Clutch, gearbox, driveshafts, linkage, fluid service Transmission Automatic: Hydraulics, torque converter, electronic control (EGS), valve body, fluid service, diagnostics Braking System: Hydraulic system, ABS, DSC (Dynamic Stability Control), pad/rotor replacement, bleeding procedures, parking brake Suspension Steering: Front/rear suspension components, bushings, ball joints, steering rack, power steering system, wheel alignment Electrical System Body: Lighting, wipers, washers, power windows, central locking, mirrors, seats, climate control blower, horn Body And Chassis: Body panels, doors, hood, trunk, interior trim, chassis structure, rust prevention Fuel System: Fuel pump, injectors, lines, filter, EVAP system Exhaust System: Catalytic converters, mufflers, pipes, hangers, oxygen sensors Climate Control: AC system, heater core, evaporator, refrigerant, blower motor, controls Safety Systems: Airbag system (SRS), seatbelt pre-tensioners, diagnostics Diagnostic Troubleshooting: Fault code retrieval, component testing, wiring diagrams, symptom-based troubleshooting Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plugs, coolant flush, brake fluid flush, belt inspection/replacement Component Replacement: Headlights, taillights, starter, alternator, water pump, fuel pump, radiator, thermostat Major Repairs: Engine rebuild (partial/full), transmission overhaul, cylinder head removal/installation, differential service Electrical Diagnostics: Troubleshooting electrical faults, testing circuits, component testing using multimeter and scope Drivability Issues: Diagnosis and repair of misfires, rough idling, poor acceleration, starting problems Suspension Steering Repair: Replacement of shocks, struts, control arms, tie rods, power steering pump/rack Brake System Repair: Calipers, rotors, brake lines, ABS module troubleshooting Climate Control Servicing: Refrigerant recharge, leak detection, component replacement (compressor, expansion valve) Body Repair: Panel alignment, door hinge adjustment, trim removal/installation Wiring Diagrams: Comprehensive schematics for all electrical systems Technical Depth Depth: Expert-level; covers complete teardown, rebuild, and advanced diagnostics Diagnostic Tools: Implies use of BMW's diagnostic tools (e.g., GT1/DIS) and procedures 📊 Manual Specifications File Format File Format: Likely PDF; potentially printable, searchable text Print Quality Print Quality: High quality (typical for OEM manuals) Binding Type Binding Type: N/A (if digital); if printed, likely spiral-bound or hardbound for durability Paper Type Paper Type: N/A (if digital); if printed, likely heavy-duty, glossy paper suitable for workshop use ⚙️ Engine Specifications Primary Engine Engine Variant 1998 Common 1: M52B25 (2.5L Inline-6) Engine Variant 1998 Common 2: M52B28 (2.8L Inline-6) Engine Variant 1998 Less Common: M52B20 (2.0L Inline-6), M62B44 (4.4L V8) Performance 2.5L Inline 6 Hp Approx: 170 hp @ 5500 rpm 2.5L Inline 6 Torque Approx: 181 lb-ft @ 3900 rpm 2.8L Inline 6 Hp Approx: 190 hp @ 5500 rpm 2.8L Inline 6 Torque Approx: 206 lb-ft @ 3950 rpm Fuel System Fuel Injection Type: Sequential Multi-Port Fuel Injection (MPI) Engine Management: Digital Engine Electronics (DME) - Siemens or Bosch Recommended Fuel: Premium Unleaded (91+ octane) Engine Construction Block Material: Aluminum Head Material: Aluminum Valvetrain: Double Overhead Camshafts (DOHC), 4 valves per cylinder Variable Valve Timing: VANOS (Variable Valve Timing) on intake camshafts for most models 🔧 Transmission Standard Transmission Standard 1998: 5-speed Manual (e.g., Getrag 420G for some models) Optional Transmission Optional 1998: 5-speed Steptronic Automatic (e.g., ZF 5HP18, 5HP19, 5HP24) Features Steptronic Functionality: Allows manual gear selection via shifter or steering wheel buttons (on some models) Fluid Specifications Automatic Transmission Fluid Type: BMW ATF LT-3 (or equivalent Dexron III/VI depending on specific ZF unit) Manual Transmission Fluid Type: BMW MTF LT-2 (or equivalent SAE 75W-90 GL-4/GL-5 gear oil, check specific model) 📐 Dimensions Exterior Wheelbase Inches: 111.4 Length Inches: 188.0 Width Inches: 70.2 Height Inches: 57.0 Weights Curb Weight Lbs Approx: 3400-3700 (depending on engine/options) Gross Vehicle Weight Rating Lbs: 4500-4700 (approx) Wheel Bolt Pattern: 5x120mm Wheel Offset Et: ET20 - ET47 (varies by wheel size) Cargo Trunk Volume Cubic Feet Approx: 16.0 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 4 Stars (1998 E39 528i) NHTSA Front Impact Passenger: 4 Stars (1998 E39 528i) IIHS Side Impact: Good (for models equipped with side airbags) Active...