🏷️ Basic Information

Make:

BMW

Model:

3 Series

Chassis Code:

E46

Applicable Years:

1999-2005

Engine Codes Covered:

M54B25, M54B30, S54B32

Body Styles Covered:

Sedan, Coupe, Convertible, Sport Wagon (Touring)

👋 Introduction

Segment:

Premium Compact Executive Sports Sedan/Coupe

Key Competitors:

Mercedes-Benz C-Class, Audi A4, Lexus IS, Infiniti G35

Engineering Philosophy:

Driver-centric design, balanced chassis, inline-six engine performance

E46 Platform Significance:

Considered a benchmark for handling and driver engagement in its class

📋 Manual Details

Primary Coverage:

Factory Service Repair

Specific Models Covered:

M3, 323i, 325i, 325xi, 328i, 330i, 330xi

Total Pages:

1258

Type:

Workshop Manual / Service Manual

Language:

English

File Format:

PDF

📖 Manual Coverage

Powertrain:

Engine, Transmission (Manual & Automatic), Drivetrain (RWD/AWD)

Chassis:

Suspension, Steering, Brakes (including ABS/DSC)

Body:

Bodywork, Exterior Trim, Interior Trim, HVAC

Electrical:

Full Electrical System, Wiring Diagrams, Lighting, Accessories, ECUs

Diagnostics:

On-Board Diagnostics (OBD-II), Fault Codes, Troubleshooting

Maintenance:

Scheduled maintenance, fluid changes, filter replacements, spark plugs

Repair:

Engine rebuild, transmission overhaul, brake component replacement, suspension overhaul, electrical component repair

Diagnostics:

Step-by-step diagnostic procedures for common and complex faults

Depth:

Comprehensive (from basic maintenance to complete vehicle disassembly and reassembly)

Illustrations:

Hundreds of detailed illustrations and photos

Target Audience:

DIY enthusiasts and experienced professional mechanics

📊 Manual Specifications

Quality:

High-resolution PDF, searchable text

Printability:

Printable without restriction

Binding:

Digital Download (Printable PDF)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

M3 Engine:

S54B32 (3.2L Naturally Aspirated Inline-6)

325I Engine:

M54B25 (2.5L Naturally Aspirated Inline-6)

330I Engine:

M54B30 (3.0L Naturally Aspirated Inline-6)

M3 Horsepower:

333 hp @ 7900 rpm

M3 Torque:

262 lb-ft @ 4900 rpm

325I Horsepower:

184 hp @ 6000 rpm

325I Torque:

175 lb-ft @ 3500 rpm

330I Horsepower:

225 hp @ 5900 rpm

330I Torque:

214 lb-ft @ 3500 rpm

Fuel Delivery:

Electronic Fuel Injection (EFI) / Bosch Motronic

Recommended Fuel:

Premium Unleaded Gasoline (91+ Octane)

🔧 Transmission

M3 Transmission:

Getrag 420G 6-speed Manual

325I/330I Transmission:

ZF 5-speed Manual

M3 Transmission Optional:

SMG II (Sequential Manual Gearbox) - 6-speed Automated Manual

325I/330I Transmission Optional:

GM 5L40-E 5-speed Automatic

Drivetrain Options:

Rear-Wheel Drive (RWD), xDrive All-Wheel Drive (AWD) available on select models (325xi, 330xi)

📐 Dimensions

Wheelbase:

107.4 inches (2728 mm)

Length Sedan:

183.6 inches (4663 mm)

Length Coupe:

179.7 inches (4565 mm)

Width:

68.7 inches (1745 mm)

Curb Weight M3 Coupe:

Approx. 3,483 lbs (1579 kg)

Curb Weight 330I Sedan:

Approx. 3,400 lbs (1542 kg)

🛡️ Safety Features

NHTSA Front Impact:

5-star (driver and passenger, for applicable models/years)

IIHS Side Impact:

Good (for applicable models/years)

Traction Control:

ASC+T (Automatic Stability Control and Traction)

Stability Control:

DSC (Dynamic Stability Control) on later models

Airbags:

Frontal airbags, Side airbags (optional/standard depending on model/year)

💡 Technology Features

Available Systems:

BMW Business CD, BMW Professional CD, Optional Navigation system (MK III/MK IV)

Cruise Control:

Standard on most models

Parking Assistance:

Rear Park Distance Control (PDC) - optional

Phone Integration:

BMW Assist (optional, with telematics and emergency services)

🔧 Maintenance

Oil Change Interval:

Variable Service Interval (VSI) system, typically 7,500-15,000 miles (check oil condition sensor and condition-based service)

Spark Plug Replacement:

Typically 60,000 miles for standard models; M3 may vary.

Engine Oil Spec:

BMW Longlife-01 (LL-01) or LL-04 approved synthetic oil, SAE 0W-40 or 5W-30 recommended (refer to manual for specific engine variant)

Coolant Type:

BMW Blue Antifreeze/Coolant (G48 formulation), 50/50 mix with distilled water

Brake Fluid Spec:

DOT 4 BMW High Performance Brake Fluid

Common Issues General:

Cooling system components (water pump, thermostat, expansion tank), VANOS system, VANOS oil line leaks, oil filter housing gasket leaks, subframe mounting points cracking (especially on early E46 models), rear shock mount reinforcement

Common Issues M3:

Rod bearing wear (crucial to address maintenance), throttle actuator failures (individual throttles), clutch wear, SMG hydraulic pump issues

📚 Vehicle History

Brand Focus:

Luxury, performance, and driving dynamics

E46 Generation:

Fourth generation of the BMW 3 Series, known for its significant advancements in chassis tuning and technology

E46 M3 Introduction:

Launched for the 2001 model year, featuring the high-revving S54 engine and distinct M-specific chassis components

Manufacturing Locations:

Germany (Dingolfing, Munich), South Africa (Rosslyn)

🏆 Awards & Recognition

Car And Driver 10Best:

3 Series models frequently featured on Car and Driver's 10Best lists during this era.

Motor Trend Car Of The Year:

3 Series was a contender and winner in various years for its class.

E46 M3 Recognition:

Widely acclaimed by automotive journalists for its performance and handling, often cited as one of the best driver's cars.