🏷️ Basic Information Identification Make: BMW Model: 335i Year: 2012 Generation Chassis Code: E90/E91/E92/E93 Generation Designation: Fifth Generation (E90 Sedan, E91 Touring, E92 Coupe, E93 Convertible) Codes Engine Code: N55B30 👋 Introduction Market Position Segment: Premium Compact Executive Sedan/Coupe/Convertible Key Competitors: Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G37. Key Features Engine Performance: Renowned for its powerful twin-scroll turbocharged inline-six engine and engaging driving dynamics. Driving Dynamics: BMW's signature rear-wheel-drive platform (with optional xDrive all-wheel drive) and balanced chassis contribute to excellent handling. Technology Integration: Advanced iDrive infotainment system, numerous electronic driver aids, and sophisticated powertrain management. 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive repair, maintenance, and diagnostic procedures for the 2012 BMW 335i. Specific Models Covered: All 2012 BMW 335i sedan (E90), touring (E91), coupe (E92), and convertible (E93) variants. Page Count Page Count Estimate: 1500+ Manual Type Type: Service and Repair Manual Software Language Language: English Format Format: Digital Software (likely PDF or proprietary executable) 📖 Manual Coverage Systems Covered Engine: Engine mechanical, lubrication system, cooling system, fuel system, ignition system, emission control system, engine management (DME). Transmission: Manual and Automatic transmission (GA8HP70Z, Getrag GS6-53DZ) service, diagnostics, and repair, including clutch, torque converter, valve body, and mechatronics. Drivetrain: All-wheel drive (xDrive) system, differentials, driveshafts, axles, and CV joints. Brakes: Hydraulic brake system, ABS, DSC (Dynamic Stability Control), brake pad and rotor replacement, bleeding procedures, parking brake system. Suspension: Front and rear suspension components, shock absorbers, struts, control arms, bushings, wheel bearings, steering system. Electrical: 12V battery system, charging system (alternator), starter motor, lighting system (headlights, taillights, interior), power windows, locks, mirrors, horn. Body And Chassis: Body panels, doors, hoods, trunk lid, bumpers, interior trim, seats, glass, convertible top mechanisms (E93). Climate Control: HVAC system, air conditioning, heater core, blower motor, climate control unit, refrigerant system. Safety Systems: Airbag system (SRS), seatbelt pre-tensioners, occupant restraint system, occupant classification sensor. Infotainment And Electronics: iDrive infotainment system, audio system, navigation system, instrument cluster, switchgear, sensors, control modules (ECU, TCU, etc.). Procedures Included Routine Maintenance: Oil changes, filter replacements (oil, air, cabin), spark plug replacement, fluid checks and top-offs. Troubleshooting: Diagnostic trouble codes (DTCs), diagnostic procedures, component testing, common fault finding. Component Replacement: Step-by-step instructions for replacing key components such as brake pads, rotors, sensors, filters, and more. Calibration And Coding: Procedures for sensor calibration (e.g., steering angle sensor), module programming, and coding new components. Wiring Diagrams: Comprehensive electrical wiring diagrams for all major systems, aiding in electrical troubleshooting. Torque Specifications: Detailed torque specifications for all fasteners, crucial for correct assembly and preventing damage. Technical Depth Depth Of Information: Deep diagnostic and repair procedures, suitable for professional technicians and advanced DIY enthusiasts. Diagnostic Capabilities: Includes information on utilizing BMW's diagnostic tools and interpreting diagnostic trouble codes (DTCs). Special Tools: Highlights the requirement for specific BMW special tools for certain repair procedures. 📊 Manual Specifications File Format Digital Format: Software-based, likely searchable and hyperlinked for ease of navigation. Quality PDF format. Print Quality Print Quality: N/A (Digital Format) Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Inline-6 Twin-Scroll Turbocharged (N55) Displacement: 2979 cc (3.0 Liters) Performance Horsepower: 300 hp @ 5800-6000 rpm Torque: 300 lb-ft @ 1200-5000 rpm Fuel System Fuel Delivery: Direct Injection (High-Pressure Fuel Injection) Recommended Fuel: Premium Unleaded (91 AKI or higher) Cooling System Coolant Capacity: Approx. 8.7 Liters (8.0 US Quarts) Lubrication System Oil Capacity: Approx. 6.5 Liters (6.9 US Quarts) Recommended Oil Viscosity: SAE 5W-30 (BMW Longlife-01 or Longlife-04 specification) 🔧 Transmission Standard Type: 6-Speed Manual (Getrag GS6-53DZ H-OD) Optional Type: 8-Speed Automatic (ZF GA8HP70Z) Features Automatic Features: Adaptive transmission control, Steptronic manual shifting mode. Fluid Specifications Manual Transmission Fluid: BMW MTF LT-3 (or equivalent) Automatic Transmission Fluid: ZF LifeguardFluid 8 (or equivalent specification for GA8HP70Z) 📐 Dimensions Exterior Sedan Length E90: 4580 mm (180.3 in) Coupe Length E92: 4612 mm (181.6 in) Convertible Length E93: 4612 mm (181.6 in) Wheelbase: 2760 mm (108.7 in) Weights Curb Weight Manual Sedan: Approx. 1555 kg (3428 lbs) Curb Weight Automatic Coupe: Approx. 1675 kg (3693 lbs) 🛡️ Safety Features Ratings NHTSA Front Crash Test: 5-Star (for relevant body styles) IIHS Top Safety Pick: Yes (for relevant body styles) Active Features Stability Control: Dynamic Stability Control (DSC), Dynamic Traction Control (DTC). Braking System: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist. Passive Features Airbags: Front, side-impact, and head airbags. Seatbelts: Pre-tensioning seatbelts with force limiters. 💡 Technology Features Infotainment System Name: iDrive (CCC or CIC infotainment system depending on options) Features: Navigation, Bluetooth connectivity, USB audio interface, auxiliary input, optional enhanced Bluetooth and media interface. Driver Assistance Features: Park Distance Control (PDC), Adaptive Headlights, High-Beam Assist, Lane Departure Warning (optional). Connectivity Telematics: BMW Assist (emergency call, remote services). 🔧 Maintenance Service Intervals Oil Change Interval:...