🏷️ Basic Information

Make:

BMW

Model:

3 Series Sports Wagon

Model Variant:

328i

Model Code:

E91 (for the Sports Wagon chassis)

Year:

2011

Body Style:

Sports Wagon (Touring)

Chassis Code:

E91

Drivetrain:

Rear-Wheel Drive (RWD)

Engine Code:

N52B30

Production Code:

F10 Chassis generation for sedan, F11 for Touring (though E91 is the correct E-code for this generation's wagon)

👋 Introduction

Market Position:

The 2011 BMW 328i Sports Wagon occupied the premium compact executive wagon segment, competing with vehicles like the Audi A4 Avant, Mercedes-Benz C-Class Estate, and Volvo V50. It was positioned as a practical yet sporty option for buyers seeking the versatility of a wagon combined with BMW's renowned driving dynamics and luxury.

Competitive Analysis:

BMW's E91 wagon variant offered a distinct driving experience compared to its German rivals. While the Audi A4 Avant often emphasized refinement and technology, and the Mercedes C-Class Estate focused on comfort, the 328i wagon was praised for its engaging handling, responsive steering, and potent inline-six engine. Its practicality was enhanced by a well-designed cargo area and available all-wheel drive (xDrive).

Key Features:

3.0L Naturally Aspirated Inline-6 Engine, Sophisticated iDrive Infotainment System, Rear-Wheel Drive Dynamics (with optional xDrive AWD), Sport-Tuned Suspension, Premium Interior Materials, Flexible Cargo Space, Advanced Safety Features, Optional Premium Packages (e.g., M Sport Package)

📋 Manual Details

Coverage Areas:

Introduction, Instrument Cluster, iDrive System, Entertainment Systems, Climate Controls, Lighting, Vehicle Operation, Driving Information, Safety Systems, Maintenance, Technical Data, Troubleshooting, Emergency Procedures, Specifications, Controls and Features, Storage Compartments, Seat Adjustments, Child Restraints, Exterior Features, Interior Features, Wheels and Tires, Fluid Checks, Basic Maintenance Procedures, Warning Indicators, Radio/Audio Systems, Navigation System (if equipped), Bluetooth Connectivity, Service Information, Warranty Information, Roadside Assistance

Page Count:

Approximately 300-400 pages (typical for factory owner's manuals of this era)

Manual Type:

Owner's Manual

Language:

English

Format:

Digital PDF

📖 Manual Coverage

Systems Covered:

Engine lubrication, cooling, fuel, ignition, and exhaust systems; Automatic transmission operation and basic maintenance; Brake system principles (ABS, DSC); Power steering system; Suspension and steering components; Electrical system (battery, charging, lighting, fuses); Body and interior controls; Climate control system; Infotainment system (including iDrive); Safety features (airbags, seatbelts, child seat anchorages); Vehicle security system; Wipers and washers; Tire pressure monitoring system

Procedures Included:

Checking and topping up engine oil, coolant, brake fluid, and windshield washer fluid; Tire pressure checks and adjustments; Jump starting the vehicle; Changing a flat tire; Replacing windshield wiper blades; Resetting the oil service indicator; Locating and identifying fuses; Operating the iDrive system (menu navigation, audio, climate, telephone); Adjusting seats and mirrors; Using the cruise control; Engaging and disengaging the parking brake; Locking and unlocking the vehicle; Operating power windows and sunroof; Emergency procedures (e.g., signaling for assistance, dealing with a flat tire)

Technical Depth:

Focuses on owner-level operation, maintenance, and troubleshooting of common issues. Provides information on system functions, warnings, and basic checks. Does not include in-depth diagnostic procedures, component-level repair instructions, or torque specifications typically found in a service manual.

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution scan, suitable for printing with clear text and legible diagrams

Binding Type:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine:

3.0L (2996 cc) Naturally Aspirated Inline-6 Cylinder Engine

Horsepower:

230 hp @ 6500 rpm

Torque:

200 lb-ft @ 2750 rpm

Fuel System:

Sequential Multi-Point Fuel Injection (MPI) with Electronic Throttle Control (ETC)

Engine Code:

N52B30

Engine Technology:

Valvetronic, Double VANOS (Variable Valve Timing)

Bore X Stroke:

85.0 mm x 88.0 mm

Compression Ratio:

12.0:1

Ignition System:

Distributorless Ignition (Coil-on-Plug)

🔧 Transmission

Standard Transmission:

6-Speed Manual Transmission

Optional Transmission:

6-Speed Steptronic Automatic Transmission with Adaptive Transmission Control (ATC)

Features:

The Steptronic automatic offers manual gear selection via the gear shifter or steering wheel-mounted paddle shifters. The ATC system adapts shift points to driving style and conditions.

Drivetrain Options:

Rear-Wheel Drive (RWD) standard; xDrive All-Wheel Drive (AWD) optional

Clutch Type:

Hydraulically Actuated Single Dry Plate Clutch (for manual transmission)

📐 Dimensions

Length:

4527 mm (178.2 in)

Width:

1781 mm (70.1 in)

Height:

1459 mm (57.4 in)

Wheelbase:

2760 mm (108.7 in)

Front Track:

1501 mm (59.1 in)

Rear Track:

1513 mm (59.6 in)

Ground Clearance:

Approximately 140 mm (5.5 in)

Cargo Volume Rear Seats Up:

Approximately 460 liters (16.2 cu ft)

Cargo Volume Rear Seats Down:

Approximately 1385 liters (48.9 cu ft)

Curb Weight:

Approximately 1575 kg (3472 lbs) for RWD manual

Gross Vehicle Weight Rating:

Approximately 2070 kg (4564 lbs)

Towing Capacity:

Refer to specific market regulations and BMW specifications. Typically limited for this model.

🛡️ Safety Features

NHTSA Overall Rating:

Likely 5-star rating for models tested (specific year/configuration dependent)

IIHS Ratings:

Likely received 'Good' ratings in front, side, and rear impact tests. Roof strength rating to be confirmed.

Active Features:

Anti-lock Braking System (ABS), Dynamic Stability Control (DSC), Dynamic Traction Control (DTC), Electronic Stability Control (ESC), Cornering Brake Control (CBC), Brake Assist (BA), Tire Pressure Monitoring System (TPMS)

Passive Features:

Driver and front passenger front airbags, front side-impact airbags, front and rear head protection system (curtain airbags), active front head restraints, three-point inertia-reel seatbelts with belt force limiters and pretensioners, LATCH (Lower Anchors and Tethers for Children) system, impact-activated safety battery terminal disconnection.

Child Restraint Anchors:

ISOFIX/LATCH compatible for rear seats.

💡 Technology Features

Infotainment System:

iDrive System (CCC or CIC depending on options)

Display Type:

Central Control Display (LCD screen integrated into the dashboard)

Control Interface:

Rotary controller knob with integrated buttons and direct-access buttons for common functions (e.g., Radio, CD, Navigation, Climate, Telephone).

Audio System:

Standard BMW Professional Radio with CD player, MP3 playback capability, and auxiliary audio input. Optional upgrades include Logic7 sound system and SiriusXM satellite radio.

Driver Assistance:

Park Distance Control (PDC) sensors (front and rear), Cruise Control, Rain-sensing wipers and automatic headlight control.

Optional Driver Assistance:

Adaptive Xenon Headlights, Head-Up Display (HUD - less common on E91), Navigation System Professional.

Connectivity:

Bluetooth hands-free calling and audio streaming (via USB adapter or integrated module depending on iDrive version).

Usb Interface:

Optional USB/Audio interface for iPod and other USB devices.

🔧 Maintenance

Oil Service Interval:

Typically variable based on driving conditions (Condition Based Service - CBS), but generally around 10,000-15,000 miles or 12-24 months. Refer to the iDrive system for exact intervals.

Brake Fluid Change:

Every 2 years, regardless of mileage.

Engine Air Filter:

Inspect every 30,000 miles; replace as needed, typically around 60,000 miles.

Cabin Air Filter:

Replace annually or every 15,000 miles.

Spark Plugs:

Replace at approximately 100,000 miles (double iridium or platinum plugs).

Engine Oil Type:

SAE 0W-30 or 0W-40 Synthetic Oil, meeting BMW Longlife-01 (LL-01) or LL-04 specifications.

Coolant Type:

BMW Blue Antifreeze/Coolant (G48 ethylene glycol based) or equivalent, mixed 50/50 with distilled water.

Brake Fluid Type:

DOT 4 Low Viscosity (LV) or DOT 4 Plus.

Transmission Fluid Type Auto:

BMW ATF 7144E or equivalent (e.g., Pentosin ATF1).

Transmission Fluid Type Manual:

BMW MTF-LT-2 or equivalent.

Differential Fluid Type:

BMW SAF-XJ or equivalent (e.g., Castrol Syntrax Universal 75W-140).

Known Issues Common:

Oil leaks from valve cover gasket and oil pan gasket, PCV valve failure (leading to rough idle or oil consumption), water pump failure (plastic impeller), cooling system leaks (hoses, radiator, expansion tank), ignition coil failure, fuel injector issues, VANOS solenoid issues, power steering fluid leaks (especially from the steering rack), flux capacitor failure (joke, but electrics can be complex).

Known Issues Transmission:

Automatic transmission mechatronic sleeve failure, torque converter issues, and occasional transmission control module (TCM) problems.

Maintenance Schedule Notes:

The manual emphasizes BMW's Condition Based Service (CBS) system, which monitors various vehicle components and fluid levels to determine when maintenance is required. Regular checks recommended by the owner's manual include tire pressure, fluid levels (oil, coolant, washer fluid), and visual inspection of belts and hoses.

📚 Vehicle History

Brand Heritage:

BMW, a globally recognized German luxury vehicle manufacturer, has a long-standing reputation for producing vehicles with superior performance, engineering, and driving dynamics. Founded in 1916, BMW's core philosophy emphasizes the 'Ultimate Driving Machine'.

Model Evolution:

The 3 Series is BMW's best-selling model line. The E91 Sports Wagon (Touring) variant of the E90 generation (produced 2006-2013) offered a more practical interpretation of the compact executive car. It evolved from previous generations of BMW wagons, incorporating updated styling, technology, and powertrain options, continuing the tradition of blending sportiness with utility.

Production Location:

The E91 chassis was primarily manufactured at BMW's Dingolfing plant in Germany.

Production Years E91 Generation:

2006-2013

🏆 Awards & Recognition

Recognitions:

The E90 generation 3 Series, including its wagon variant, consistently received accolades for its driving dynamics and premium feel. While specific awards for the '2011 328i Sports Wagon' might be tied to broader 3 Series reviews, it was generally recognized as a benchmark in its class.

Ratings:

Frequently praised by automotive publications for its balance of performance, comfort, and practicality. Consumer satisfaction ratings for BMW products are generally high, reflecting brand loyalty and perceived quality.

Certifications:

Vehicles typically met all relevant national and international safety and emissions certifications for their respective markets.