2012 BMW M3 Service & Repair Manual

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🏷️ Basic Information Identification Make: BMW Model: M3 Year: 2012 Codes Chassis Code: E90/E92/E93 Generation Generation Name: E90/E92/E93 M3 👋 Introduction Market Position Vehicle Segment: High-performance luxury compact executive car....

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标签: 2012 BMW Car Cars M3 Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

Codes

Chassis Code:

E90/E92/E93

Generation

Generation Name:

E90/E92/E93 M3

👋 Introduction

Market Position

Vehicle Segment:

High-performance luxury compact executive car.

Positioning:

The pinnacle of BMW's M division engineering for the 3 Series line, known for its track-bred performance and everyday usability.

Competitive Analysis

Key Rivals:

Audi RS4, Mercedes-Benz C63 AMG, Cadillac CTS-V.

Key Features

Engine:

Naturally aspirated V8 engine, a rare and celebrated feature in its segment.

Performance:

Exceptional power delivery, handling dynamics, and braking capabilities.

Technology:

Advanced electronics for performance management and driver assistance.

Manual Utility:

Provides factory-accurate information essential for maintaining the high-performance nature of the M3.

📋 Manual Details

Coverage Areas

Diagnostic Procedures:

Comprehensive diagnostic procedures for all major systems.

Electrical Systems:

In-depth coverage of electrical diagrams, component testing, and troubleshooting.

Engine Mechanical:

Detailed engine mechanical repairs, including disassembly, reassembly, and specifications.

Engine Management:

Engine control unit (ECU) diagnostics, sensor testing, and fuel system calibration.

Exhaust System:

Repair and replacement procedures for exhaust components and catalytic converters.

Fuel System:

Fuel injection system diagnostics, pump testing, and injector servicing.

Heating Ventilation Air Conditioning:

HVAC system diagnostics, refrigerant handling, and component replacement.

Manual Transmission:

Repair and overhaul procedures for the 6-speed manual gearbox.

Automatic Transmission:

Diagnostic and repair procedures for the M-DCT (Dual Clutch Transmission).

Suspension:

Detailed procedures for suspension component inspection, repair, and alignment.

Steering:

Power steering system diagnostics and repair, including hydraulic and electric components.

Brakes:

Brake system diagnostics, pad/rotor replacement, caliper servicing, and ABS/DSC troubleshooting.

Body And Frame:

Body panel repair, corrosion protection, and structural component information.

Body Electrical:

Power windows, locks, mirrors, lighting, and interior component electrical diagnostics.

Interior:

Trim panel removal, seat adjustment, and interior component repair.

Safety Systems:

Airbag system diagnostics, seatbelt mechanisms, and related safety features.

Troubleshooting Guides:

Comprehensive troubleshooting charts based on symptom identification.

Page Count

Estimated Pages:

Over 5,000 pages (typical for comprehensive OEM service manuals).

Manual Type

Type:

Official Factory Service Manual (FSM) / Repair Manual

Language

Language:

English

Format

Format:

Software/Digital (PDF or proprietary software)

📖 Manual Coverage

Systems Covered

All Major Systems:

All mechanical, electrical, body, and diagnostic systems.

Engine And Drivetrain:

Engine, transmission, differential, driveshafts, and axles.

Chassis And Body:

Suspension, steering, brakes, chassis structure, and exterior/interior bodywork.

Electronics And Comfort:

ECU, sensors, infotainment, climate control, lighting, power accessories.

Procedures Included

Preventative Maintenance:

Detailed schedules and procedures for all scheduled maintenance items.

Routine Repairs:

Step-by-step instructions for common repairs like brake jobs, fluid changes, and component replacements.

Major Overhauls:

Complete procedures for engine and transmission rebuilds, including torque specifications and tolerances.

Diagnostics And Troubleshooting:

Systematic approaches to identifying and resolving faults using diagnostic tools and symptom analysis.

Electrical Troubleshooting:

Wiring diagrams, component testing procedures, and troubleshooting flowcharts.

Component Replacement:

Detailed instructions for replacing virtually every component on the vehicle.

Special Tools And Equipment:

Identification and usage instructions for BMW-specific tools.

Technical Depth

Depth Level:

Factory-level diagnostic and repair information.

Diagnostics:

Advanced diagnostics, including fault code interpretation and ECU parameter analysis.

Repair Instructions:

Detailed, illustrated step-by-step repair procedures.

Schematics:

Comprehensive electrical schematics and hydraulic diagrams.

Specifications And Tolerances:

Precise technical data for all components and procedures.

📊 Manual Specifications

File Format

File Type:

Digital (likely PDF or executable software with searchable content).

Searchability:

Full text search capability for quick access to information.

Print Quality

Quality:

High-resolution diagrams and clear text, suitable for printing individual pages or sections.

Binding Type

Binding:

Not Applicable (Digital Format)

Paper Type

Paper:

Not Applicable (Digital Format)

⚙️ Engine Specifications

Primary Engine

Engine Code:

Engine Type:

4.0L Naturally Aspirated V8

Displacement:

3999 cc (243.9 cu in)

Bore X Stroke:

92.0 mm x 75.2 mm

Compression Ratio:

12.0:1

Redline:

8,400 rpm

Performance

Horsepower:

414 hp (309 kW) @ 8,300 rpm

Torque:

295 lb-ft (400 Nm) @ 3,900 rpm

Fuel System

Fuel Delivery:

Electronic Direct Injection (EDI) with individual throttle bodies

Fuel Type:

Premium Unleaded Gasoline (91+ Octane Recommended)

Valvetrain

Configuration:

DOHC, 32 valves (4 valves per cylinder)

Features:

Double VANOS (variable valve timing)

🔧 Transmission

Standard

Type:

6-Speed Manual Transmission

Optional

Type:

7-Speed M-DCT (Dual Clutch Transmission) with Drivelogic

Features

M Dct Modes:

Multiple shift characteristics (from Comfort to Sport+).

Differential:

M Variable Lock Differential

📐 Dimensions

Exterior

Length:

E90 Sedan: 188.0 in (4776 mm) / E92 Coupe: 181.8 in (4618 mm) / E93 Convertible: 182.1 in (4626 mm)

Width:

E90/E92: 71.5 in (1816 mm) / E93: 71.7 in (1821 mm)

Height:

E90: 56.2 in (1427 mm) / E92: 54.5 in (1384 mm) / E93: 55.1 in (1400 mm)

Wheelbase:

E90/E92: 108.0 in (2745 mm) / E93: 108.0 in (2745 mm)

Weights

Curb Weight:

E90: ~3,800 lbs (1724 kg) / E92: ~3,700 lbs (1678 kg) / E93: ~4,100 lbs (1860 kg)

Wheel Bolt Pattern:

5x120

Wheel Size:

Standard: 18-inch, Optional: 19-inch

Tire Sizes:

Front: 255/40R18 or 255/35R19, Rear: 275/40R18 or 275/35R19 (typical)

🛡️ Safety Features

Ratings

NHTSA Rating:

Generally good ratings across categories, with some variations based on body style. Specific 2012 M3 ratings may vary.

Active Features

Traction Control:

Dynamic Traction Control (DTC), Dynamic Stability Control (DSC).

Braking:

High-performance M compound brakes, optional Carbon Ceramic Brakes.

Stability Control:

M Dynamic Mode (MDM) offering extended traction control limits.

Passive Features

Airbags:

Front, side-impact, and head airbags.

Seatbelts:

Three-point inertia-reel seat belts with pretensioners and force limiters.

Chassis Structure:

Reinforced body structure for occupant protection.

💡 Technology Features

Infotainment

System Name:

iDrive (Professional or Business Navigation System).

Features:

Navigation, Radio, CD/DVD player, Auxiliary input, Bluetooth connectivity.

Driver Assistance

Adaptive Headlights:

Available Xenon Adaptive Headlights that swivel with steering input.

Parking Assist:

Optional Parking Distance Control (PDC) sensors and rearview camera.

Connectivity

Bluetooth:

Standard Bluetooth hands-free calling and audio streaming.

Usb Interface:

Optional USB/Auxiliary input for media playback and device charging.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 15,000 miles or 12 months, whichever comes first, as indicated by the vehicle's Condition Based Service (CBS) system.

Brake Fluid Flush:

Recommended every 2 years, regardless of mileage.

Coolant Flush:

BMW recommends long-life coolant; often serviced based on CBS or every 4-5 years.

Spark Plug Replacement:

Typically around 60,000 miles.

Fluid Specifications

Engine Oil:

BMW Longlife-01 (LL-01) approved synthetic oil, typically 5W-30 or 0W-40 depending on ambient temperature. Check manual for precise spec.

Coolant:

BMW Blue Antifreeze/Coolant.

Brake Fluid:

DOT 4.

Transmission Fluid Manual:

MTF LT-3 (BMW part number 83 22 0 396 706) or equivalent.

Transmission Fluid M Dct:

DCTF-1 (BMW part number 83 22 2 148 578 or 83 22 2 148 579) or equivalent.

Differential Fluid:

SAF-XJ or SAF-XOS (BMW part number 83 22 2 365 988 or similar).

Known Issues

Rod Bearings:

A well-documented issue on the S65 engine, particularly in earlier models or under hard use. Early detection and replacement are recommended.

Throttle Actuators:

Potential for failure of individual throttle body actuators, leading to rough running or performance issues.

Valve Stem Seals:

Can degrade over time, leading to oil consumption and blue smoke on startup.

Idrive Controller:

Occasional issues with the iDrive controller responsiveness or functionality.

Power Steering Pump:

Early models could experience pump failures, though this became less common in later E9x M3s.

📚 Vehicle History

Brand Heritage

Bmw M Division:

The M division has a rich motorsport heritage, translating road-going performance technologies into production vehicles.

Model Evolution

E90 M3 Introduction:

The E90/E92/E93 M3 generation marked a significant shift with the introduction of the S65 V8 engine, replacing the legendary inline-six of its predecessors.

Engine Development:

The S65 V8 was based on the S85 V10 engine found in the E60 M5/E63 M6, showcasing BMW's commitment to naturally aspirated V8 performance.

Production

Production Years:

2007-2013 (for the E90/E92/E93 generation).

Manufacturing Plant:

Regensburg, Germany.

🏆 Awards & Recognition

Recognitions

Ward Auto 10 Best Engines:

The S65 V8 engine was a multiple recipient of the prestigious Ward's 10 Best Engines award.

Performance Car Of The Year:

The E90/E92/E93 M3 received numerous 'Performance Car of the Year' accolades from automotive publications globally.

Ratings

Driving Dynamics:

Consistently praised for its exceptional handling, steering feel, and driver engagement.

Certifications

Oem Certification:

This manual is officially licensed and produced by BMW, ensuring the highest level of accuracy and completeness.