🏷️ Basic Information Identification Make: BMW Model: 335is Year: 2011 Generation Chassis Code: E92/E93 (Coupe/Convertible) Codes Engine Code: N54B30 👋 Introduction Market Position Segment: Premium Sport Sedan/Coupe/Convertible Competitive Analysis Competitors: Audi S4, Mercedes-Benz C63 AMG, Infiniti G37 Sport Key Features Driving Dynamics: Renowned BMW handling, powerful engine, sport-tuned suspension. Engine Performance: High-output twin-turbocharged inline-six engine. Model Differentiation: The 'is' designation signifies a higher-performance variant of the 335i, typically with more power and sport-oriented features. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual Software Language: English Format: Software (likely digital download, e.g., PDF, executable) Official Licensing: Officially Licensed 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Exhaust System, Cooling System, Lubrication System, Turbocharging System Drivetrain: Transmission (Manual & Automatic), Clutch, Driveshafts, Differential, Axles Chassis: Suspension (Front & Rear), Steering System, Brake System (Front & Rear), Wheels & Tires Electrical: Engine Management Systems, Lighting, Instrumentation, Body Electronics, Audio System, Climate Control Electronics, Power Accessories Body: Exterior Body Panels, Doors, Hood, Trunk, Interior Trim, Glass, Seats Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks & Replenishments, Tune-ups Diagnostics: Troubleshooting Faults, Diagnostic Trouble Codes (DTCs), Component Testing Procedures Repair: Component Removal & Installation, Overhaul Procedures, Adjustment Procedures, Component Replacement Technical Data: Specifications, Tolerances, Torque Values, Wiring Diagrams, Schematics Technical Depth Depth: Comprehensive: Covers basic maintenance to advanced diagnostics and complete component overhauls. 📊 Manual Specifications File Format Software Type: Proprietary Software / Digital Document Searchability: Likely searchable text within the software interface Print Quality Printability: High quality, suitable for printing individual sections or full manual. Binding Type Binding: N/A (Software) Paper Type Paper: N/A (Software) ⚙️ Engine Specifications Primary Engine Engine Code: N54B30 Engine Type: 3.0L Twin-Turbocharged Inline 6-Cylinder Performance Horsepower: 320 hp @ 5800 rpm Torque: 330 lb-ft @ 1300-5000 rpm (with overboost to 370 lb-ft) Fuel System Fuel Delivery: Direct Injection (High-Pressure Fuel Injection) Fuel Type: Premium Unleaded Gasoline (91+ Octane Recommended) Turbocharging Turbo Configuration: Parallel Twin-Turbochargers 🔧 Transmission Standard Transmission Type: 6-Speed Manual (GS6-53BZ-TJQ) Optional Transmission Type: 7-Speed Dual Clutch Automatic (M-DCT DKG) Features M Dct Features: Launch Control, various shift modes (D, S, S+) Fluid Specifications Manual Transmission Fluid: BMW Manual Gearbox Oil (MTF LT-3) or equivalent (e.g., Pentosin MTF2) Automatic Transmission Fluid: BMW DCT-Fluid (P/N 83 22 2 148 578) or equivalent 📐 Dimensions Exterior Coupe Length: 181.1 inches (4600 mm) Coupe Width: 69.9 inches (1775 mm) Coupe Height: 55.7 inches (1415 mm) Convertible Length: 182.0 inches (4623 mm) Convertible Width: 69.9 inches (1775 mm) Convertible Height: 55.4 inches (1407 mm) Weights Curb Weight Coupe Manual: Approximately 3571 lbs (1620 kg) Curb Weight Coupe Dct: Approximately 3627 lbs (1645 kg) Curb Weight Convertible Dct: Approximately 4167 lbs (1890 kg) Cargo Coupe Trunk Volume: 12.0 cu ft (340 L) Convertible Trunk Volume: 11.1 cu ft (315 L) with roof up; 8.0 cu ft (227 L) with roof down 🛡️ Safety Features Ratings IIHS Front Crash Rating: Good IIHS Side Crash Rating: Good NHTSA Overall Rating: 4/5 Stars (for Coupe models) Active Features ABS: Standard Anti-lock Braking System Traction Control: Standard Dynamic Traction Control (DTC) Stability Control: Standard Dynamic Stability Control (DSC) Passive Features Airbags: Front, front-side, and head airbags Seat Belts: 3-point inertia-reel seat belts with pre-tensioners and force limiters Convertible Rollover Protection: Pop-up rollover protection system 💡 Technology Features Infotainment Head Unit: iDrive infotainment system (CCC or CIC depending on specific options and build date) Display Size: Typically 7-inch or 8.8-inch color display Navigation: Optional Professional Navigation system Driver Assistance Parking Sensors: Optional Park Distance Control (PDC) Cruise Control: Standard cruise control, optional Active Cruise Control Connectivity Bluetooth: Standard Bluetooth connectivity for hands-free calling and audio streaming Usb Aux: Standard USB and AUX inputs 🔧 Maintenance Service Intervals Oil Change Interval: Condition Based Service (CBS), typically around 10,000-15,000 miles or annually, depending on driving conditions and sensor data. Brake Fluid Change: Every 2 years (CBS) Coolant Change: BMW Longlife Coolant - first change typically around 5 years/50,000 miles, subsequent changes every 2 years/20,000 miles, or as indicated by CBS. Spark Plug Replacement: Around 60,000 miles (check CBS) Fluid Specifications Engine Oil: BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) approved synthetic oil, typically 5W-30 or 5W-40 (refer to manual for exact viscosity based on climate). Engine Oil Capacity: Approximately 6.5 liters (6.9 US quarts) - with filter change Coolant: BMW Blue Longlife Coolant (G48) or equivalent. Known Issues Fuel Injectors: Early N54 engines (including early 2011 models) were known for injector failure. Later revisions addressed this. Turbochargers: Wastegate rattle and turbocharger failure can occur due to wear or oil supply issues. Water Pump Thermostat: Electric water pumps and thermostats can fail, leading to overheating issues. Hpfp: High-Pressure Fuel Pump (HPFP) failures were common in earlier N54 variants. 📚 Vehicle History Brand Heritage Bmw Legacy: BMW has a long-standing reputation for producing driver-focused, performance-oriented...