🏷️ Basic Information Identification Make: BMW Model: 323i Year: 2004 Codes Chassis Code: E46 Body Style: Sedan 📋 Manual Details Coverage Areas Engine Repair: Yes Transmission Repair: Yes Suspension And Steering: Yes Brakes: Yes Electrical System: Yes Body And Interior: Yes Diagnostics: Yes Maintenance: Yes Troubleshooting: Yes Page Count Estimated Pages: Over 1000 (based on 'Full Service Repair Manual' description) Manual Type Type: Service and Repair Manual Language Language: English ⚙️ Engine Specifications Primary Engine Engine Type: Inline 6-cylinder Displacement: 2.5 Liters Engine Code: M54B25 Performance Horsepower Hp: 184 Unknown: 245 Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Type: 5-Speed Manual Optional Type: 5-Speed Automatic Features Automatic Transmission Mode: Steptronic 📐 Dimensions Exterior Length In: 177.4 Width In: 68.7 Height In: 55.2 Wheelbase In: 107.1 Weights Curb Weight Lbs: 3340 (Manual) / 3417 (Automatic) 🛡️ Safety Features Ratings NHTSA Front Driver Impact: Good NHTSA Front Passenger Impact: Good IIHS Front Offset Crash Test: Good Features Airbags: Front, Side ABS: Standard Traction Control: Standard (ASC+T) Stability Control: Optional (DSC) Daytime Running Lights: Yes Brake Assist: Yes 🔧 Maintenance Service Intervals Oil Change Interval: Variable (based on driving conditions, typically 7,500-15,000 miles) Spark Plug Replacement: Approx. 100,000 miles Fluid Specifications Engine Oil Type: SAE 5W-30 (Synthetic) Coolant Type: BMW Blue (G48 Ethylene Glycol) Brake Fluid Type: DOT 4 Transmission Fluid Manual: GL-4 SAE 75W-90 Transmission Fluid Automatic: ATF LT-2 (or equivalent) 📄 Vehicle Features Interior Seating Capacity: 5 Exterior Headlights: Halogen Projector Powertrain Drive Type: Rear-Wheel Drive (RWD)