2012 BMW 335i Service & Repair Manual

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🏷️ 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...

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Type: Car

Vendor:

Sku: 465089

Tags: 2012 335i BMW Car Cars Misc

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

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:

Typically every 10,000 - 15,000 miles or 12-24 months, depending on driving conditions and oil specification used (as indicated by the vehicle's condition-based service system - CBS).

Brake Fluid Flush:

Every 2 years, regardless of mileage.

Coolant Change:

BMW Longlife-01 Coolant (Blue) typically has a very long service life, often recommended to be replaced around 100,000 miles or as per CBS.

Spark Plug Replacement:

Every 60,000 miles for N55 engines.

Fluid Specifications

Brake Fluid:

DOT 4 (BMW High Performance DOT 4)

Power Steering Fluid:

Pentosin CHF 11S (or BMW equivalent for hydraulic power steering).

Known Issues

Turbocharger Wastegate Actuator:

Common failure point on the N55 engine leading to boost issues and fault codes.

Water Pump And Thermostat:

Electric water pumps and thermostats can fail, leading to overheating or cooling system faults.

High Pressure Fuel Pump (Hpfp):

While improved on the N55 compared to N54, potential issues can arise with the HPFP, affecting fuel delivery and engine performance.

Oil Pan Gasket Leaks:

Oil leaks from the oil pan gasket are not uncommon due to age and material degradation.

📚 Vehicle History

Brand Heritage

Brand Focus:

BMW (Bayerische Motoren Werke AG) is renowned for its 'Ultimate Driving Machine' philosophy, emphasizing performance, luxury, and engineering precision.

Model Evolution

3 Series Legacy:

The 3 Series is BMW's core model, consistently setting benchmarks for sporty sedans and coupes since its inception.

E90 Generation Introduction:

The E90 generation was introduced for the 2006 model year, with the 335i variant featuring the groundbreaking N54 twin-turbo engine initially, later replaced by the N55 in 2010 for facelifted models and onward.

Production

Manufacturing Locations:

Primarily produced in Germany (e.g., Dingolfing plant) and South Africa (Rosslyn plant).

🏆 Awards & Recognition

Recognitions

Ward S 10 Best Engines:

The N54 and N55 engines have frequently been recognized on Ward's 10 Best Engines list for their performance and efficiency.