Production Years Covered:
2006, 2007, 2008, 2009, 2010
Chassis Code:
E90 (Sedan), E91 (Wagon/Touring), E92 (Coupe), E93 (Convertible)
Market Segment:
Premium Compact Executive Sedan/Coupe/Convertible
Competitors:
Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G35/G37
Performance Focus:
Renowned for its powerful twin-turbocharged engine, engaging handling (BMW's signature 'Ultimate Driving Machine'), and luxurious appointments.
Target Audience:
Drivers seeking a blend of sporty performance, everyday practicality, and premium brand prestige.
Value:
Essential resource for owners and independent repair shops to maintain, diagnose, and repair the complex systems of the 335i, saving on dealership costs.
Engine:
Complete diagnosis, repair, and overhaul procedures for the N54 twin-turbocharged inline-6 engine.
Transmission:
Service and repair for automatic (e.g., GA6HP19Z, GA6HP26Z) and manual transmissions (e.g., GS6-37BZ).
Brakes:
Detailed procedures for hydraulic brake systems, ABS, DSC, and electronic parking brake (EPB).
Electrical:
Extensive coverage of the vehicle's electrical system, including wiring diagrams, component testing, and troubleshooting.
Suspension Steering:
Information on front and rear suspension components, power steering system, and wheel alignment.
Body Exterior:
Repair and replacement procedures for body panels, bumpers, doors, windows, and convertible roof mechanisms.
Body Interior:
Trim removal, seat adjustment, airbag system service, and climate control unit repair.
HVAC:
Diagnosis and repair of the automatic climate control system, including refrigerant handling and component replacement.
Fuel System:
High-pressure fuel pump (HPFP), fuel injectors, fuel tank, and evaporative emission control (EVAP) system.
Cooling System:
Radiator, water pump, thermostat, coolant hoses, and electric cooling fan operation.
Exhaust System:
Catalytic converters, mufflers, oxygen sensors, and turbocharger wastegates.
Infotainment Navigation:
CIC/CCC iDrive system diagnostics, audio components, and navigation unit repair.
Lighting:
Headlight, taillight, interior lighting, and adaptive headlight system servicing.
Maintenance:
Oil changes, filter replacements, spark plug replacement, brake fluid flush, coolant flush, and drive belt inspection.
Troubleshooting:
Diagnostic fault codes (DTCs) interpretation, symptom-based troubleshooting guides, and electrical system diagnosis.
Repair:
Component replacement, system overhauls, engine rebuilds, transmission repairs, and body panel alignment.
Diagnostics:
Step-by-step diagnostic routines for common and uncommon issues, including turbocharger boost leaks and fuel system problems.
Recalibration Coding:
Procedures for recalibrating sensors after replacement (e.g., steering angle sensor, ABS sensors) and basic coding procedures.
Depth:
Comprehensive, covering everything from basic maintenance to full engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
Engine Type:
3.0L Twin-Turbocharged Inline-6 Petrol
Horsepower:
300 hp (224 kW) @ 5800-6000 rpm
Torque:
300 lb-ft (407 Nm) @ 1300-5000 rpm
Fuel Delivery:
High-pressure direct injection (DI) with twin turbochargers and intercooler.
Fuel Type:
Premium Unleaded Gasoline (91+ octane recommended)
ECU:
Bosch Motronic (e.g., MEVD17.2.x variants)
Standard Transmission:
6-speed manual transmission (GS6-37BZ)
Optional Transmission:
6-speed automatic transmission (e.g., GA6HP19Z, GA6HP26Z)
Automatic Features:
Steptronic (manual shifting mode), adaptive shift programs.
Automatic Transmission Fluid:
BMW ATF Dexron VI (e.g., Pentosin ATF1 or equivalent)
Manual Transmission Fluid:
BMW Synchromesh Fluid (e.g., MTF LT-2 or equivalent)
NHTSA Front Crash Test:
5-star rating (for applicable models/years)
Stability Control:
Dynamic Stability Control (DSC), Traction Control (DTC).
Braking Systems:
Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist.
Airbags:
Front airbags, side airbags, curtain airbags (depending on body style).
Infotainment System:
iDrive infotainment system (CCC or later CIC) with navigation, radio, CD/DVD player, and Bluetooth connectivity.
Driver Assistance Features:
Park Distance Control (PDC), Xenon headlights with adaptive lighting, rain-sensing wipers.
Connectivity Options:
USB/Auxiliary audio input, Bluetooth phone integration.
Oil Change Interval:
BMW Condition Based Service (CBS) system typically recommends every 10,000-15,000 miles or annually, depending on driving conditions.
Spark Plug Replacement:
Typically around 60,000 miles for the N54 engine, but refer to manual for specific recommendations.
Brake Fluid Flush:
Recommended every 2 years, regardless of mileage.
Engine Oil Specification:
BMW Longlife-01 (LL-01) or BMW Longlife-01 FE (LL-01 FE) synthetic oil, typically SAE 0W-30 or 5W-30.
Coolant Specification:
BMW Blue Antifreeze/Coolant (G48 formulation), typically a 50/50 mixture with distilled water.
High Pressure Fuel Pump:
Failures of the High-Pressure Fuel Pump (HPFP) are a well-documented issue on early N54 engines, leading to misfires and stalling. Manual covers diagnosis and replacement.
Turbocharger Wastegates:
Rattling or sticking wastegate actuators on the turbochargers can cause boost issues. Manual details inspection and potential solutions.
Ignition Coils Spark Plugs:
Premature failure of ignition coils and spark plugs can lead to misfires. Manual provides testing and replacement procedures.
Oil Filter Housing Gasket:
Leaking oil filter housing gasket can cause oil leaks. Manual covers gasket replacement.
Cooling System Components:
Water pump and thermostat failures are common. Manual provides detailed replacement instructions.
Brand Focus:
BMW has a long-standing reputation for building driver-focused, performance-oriented luxury vehicles.
E90 Generation:
The E90 generation (introduced in 2005 for 2006 model year) marked a significant evolution in BMW's 3 Series design and technology.
N54 Introduction:
The 335i model, powered by the groundbreaking N54 twin-turbocharged engine, was introduced for the 2007 model year, representing a major performance leap for the 3 Series.
Manufacturing Location:
Primarily manufactured in Germany.
