🏷️ Basic Information Identification Make: BMW Model: 3 Series Touring Chassis Code: E91 Model Years Covered: 2006-2010 Generation Generation Name: Fifth Generation 3 Series (E90/E91/E92/E93) Generation Start Year: 2005 Generation End Year: 2013 👋 Introduction Market Position Market Position: The BMW E91 3 Series Touring represented BMW's premium compact executive estate offering, known for its sporty driving dynamics, sophisticated interior, and practical cargo space, competing with vehicles like the Audi A4 Avant and Mercedes-Benz C-Class Estate. Competitive Analysis Competitive Analysis: Positioned as a more driver-focused alternative to its German rivals, the E91 excelled in chassis tuning and engine responsiveness, offering a blend of performance and everyday usability. Key Features Key Features: Rear-wheel drive bias (xDrive AWD available), inline-four and inline-six engine options, premium interior materials, advanced chassis dynamics, practical wagon body style. Manual Value Proposition Manual Value Proposition: This factory service manual is an indispensable tool for owners and technicians seeking to maintain, diagnose, and repair the BMW E91 3 Series Touring. It provides official procedures, specifications, and diagnostic information crucial for proper servicing. 📋 Manual Details Coverage Areas Engine Coverage: N43B20, N46B20, N52B25, N52B30, M54B22, M54B25, M54B30, M57D25, M57D30, N57D30 Transmission Coverage: 6-speed manual (GS6-37BZ, GS6-17BG), 6-speed automatic (GA6HP19Z, GA6L45R) Chassis Coverage: Suspension, Steering, Brakes, Body Structure, Chassis Electrical Electrical Coverage: Engine Management, Body Control Modules (BCM), Comfort Systems, Infotainment, Lighting, Diagnostics Body Coverage: Exterior Body Panels, Interior Trim, Glass, Doors, Tailgate, Roof Page Count Estimated Page Count: 1500+ Manual Type Manual Type: Factory Service Manual / Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine Systems: Engine Mechanical, Fuel Delivery, Ignition System, Cooling System, Lubrication System, Emission Control, Engine Management (DME) Drivetrain Systems: Clutch, Transmission (Manual/Automatic), Drive Shafts, Differentials, Axles Suspension Steering: Front/Rear Suspension Components, Shock Absorbers, Springs, Control Arms, Bushings, Power Steering System Braking Systems: Brake System Components (ABS, DSC), Brake Discs, Pads, Lines, Calipers, Parking Brake Electrical Systems: Battery, Charging System, Starter Motor, Lighting (Interior/Exterior), Wipers, Horn, Fuses, Relays, Body Electronics Comfort Systems: Climate Control (HVAC), Power Seats, Power Windows, Sunroof, Central Locking, Remote Keyless Entry Infotainment Navigation: Radio, CD Player, Navigation System, Bluetooth, Speaker System Safety Systems: Airbag System, Seatbelt Pretensioners, Parking Sensors Procedures Included Maintenance Procedures: Oil Changes, Filter Replacements, Spark Plug Service, Fluid Checks and Replacements, Belt Inspection/Replacement Diagnostic Procedures: Troubleshooting Guides, Fault Code Interpretation (DTC), Diagnostic Tool Usage (ISTA/D) Repair Procedures: Engine Component Overhaul, Transmission Rebuilds, Suspension Component Replacement, Brake System Service, Electrical Component Repair Adjustment Procedures: Wheel Alignment, Headlight Aiming, Door/Tailgate Alignment Installation Replacement: Component Removal and Installation (e.g., Alternator, Starter, Water Pump, Control Arms) Specification Tables: Torque Specifications, Tolerances, Electrical Schematics Technical Depth Technical Depth: Comprehensive: From basic maintenance to complete engine and transmission rebuilds, including advanced diagnostics and electrical troubleshooting. 📊 Manual Specifications File Format File Format: Portable Document Format (PDF) Searchability: Full text searchable Print Quality Print Quality: High resolution, suitable for printing Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Variants Engine Variants: Common variants include the 2.0L N43B20 (petrol), 2.5L N52B25 (petrol), 3.0L N52B30 (petrol), 2.0L M47D20 (diesel - earlier E91s, but N47 took over), 2.0L N47D20 (diesel), and 3.0L M57D30 (diesel), 3.0L N57D30 (diesel). Performance Examples 320I N43B20: 150 PS (110 kW; 148 bhp) @ 6400 rpm, 200 Nm (148 lb-ft) @ 3600 rpm 325I N52B25: 218 PS (160 kW; 215 bhp) @ 6500 rpm, 250 Nm (184 lb-ft) @ 2750 rpm 330I N52B30: 258 PS (190 kW; 255 bhp) @ 6600 rpm, 300 Nm (221 lb-ft) @ 2500 rpm 320D N47D20: 177 PS (130 kW; 175 bhp) @ 4000 rpm, 350 Nm (258 lb-ft) @ 1750 rpm Fuel System Fuel System Petrol: Direct Injection (N43) or Multi-Point Fuel Injection (N52, M54), Electronic Throttle Control (ETC) Fuel System Diesel: Common Rail Direct Injection (CRDI) Engine Management Engine Management System: Digital Engine Electronics (DME) - e.g., MSV70, MSV80 for petrol; DDE (Digital Diesel Electronics) for diesel. Cooling System Cooling System Type: Water-cooled, Thermostatically Controlled, Electric Fan (on most models). Lubrication System Lubrication System Type: Forced lubrication via oil pump, oil filter, oil cooler (on some variants). 🔧 Transmission Standard Transmission Standard Transmission: 6-speed Manual (e.g., GS6-37BZ for RWD, GS6-17BG for xDrive) Optional Transmission Optional Transmission: 6-speed Steptronic Automatic (e.g., GA6HP19Z, GA6L45R) Features Automatic Transmission Features: Adaptive shift programs, manual mode (Steptronic), sport mode. Clutch Type Clutch Type: Dry single-plate clutch (manual transmission) Transfer Case Transfer Case AWD: xDrive all-wheel drive system (electronically controlled multi-plate clutch). 📐 Dimensions Exterior Dimensions Length: 4527 mm (178.2 in) Width: 1781 mm (70.1 in) Height: 1418 mm (55.8 in) Wheelbase: 2760 mm (108.7 in) Interior Dimensions Passenger Volume: Approx. 2.6 m³ (92 cu ft) Cargo Dimensions Cargo Volume Seats Up: 460 liters (16.2 cu ft) Cargo Volume Seats Down: 1385 liters (48.9 cu ft)...