BMW M3 2004 Workshop Repair Service Manual

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🏷️ Basic Information Identification Make: BMW Model: M3 Year: 2004 Chassis Code: E46 Codes Engine Code Primary: S54 👋 Introduction Market Position Segment: High-performance compact executive car Target Audience: Enthusiasts,...

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Mots clés: 2004 BMW Car Cars M3 Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

Chassis Code:

Codes

Engine Code Primary:

👋 Introduction

Market Position

Segment:

High-performance compact executive car

Target Audience:

Enthusiasts, owners, and independent repair shops specializing in BMW vehicles.

Competitive Analysis

Competitors:

Mercedes-Benz C-Class AMG, Audi S4, Cadillac CTS-V, Lexus IS F

Key Features

Performance Focus:

Designed for owners and technicians who need to maintain and repair the M3's high-revving naturally aspirated S54 engine and performance-oriented chassis.

Accuracy:

Provides factory-level technical information and procedures.

📋 Manual Details

Coverage Areas

Coverage:

All Models/Engines/Trim/Transmissi ons Types

Page Count

Estimated Page Count:

1000+

Manual Type

Type:

Workshop Repair Service Manual

Language

Language:

English

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed disassembly, assembly, inspection, and repair of the S54 engine, including VANOS system, lubrication, cooling, and timing.

Engine Management:

Engine control unit (ECU) diagnostics, sensor data interpretation, fuel injection, ignition timing, emissions control systems (secondary air, charcoal canister).

Transmission Manual:

Service and repair procedures for the Getrag 420G 6-speed manual transmission, including clutch, gearshift linkage, and gearbox lubrication.

Transmission Automatic:

Repair and maintenance for the SMG (Sequential Manual Gearbox) II, including hydraulic system, actuators, and control unit.

Drivetrain:

Rear axle differential service, driveshaft inspection and replacement, wheel bearing service.

Suspension Front:

MacPherson strut overhaul, control arm bushing replacement, sway bar service, steering component inspection.

Suspension Rear:

Multi-link suspension service, trailing arm bushing replacement, shock absorber and spring replacement, wheel alignment procedures.

Brakes:

Hydraulic system diagnostics, ABS/DSC control unit service, brake pad and rotor replacement, caliper overhaul, brake fluid bleeding procedures.

Steering:

Power steering system maintenance, rack and pinion inspection, steering column adjustments.

Electrical System:

Complete wiring diagrams, fuse and relay identification, starter, alternator, battery service, lighting system diagnostics.

Body And Chassis:

Panel removal and installation, door mechanisms, hood and trunk operation, rust prevention and repair techniques.

Climate Control:

HVAC system diagnostics, refrigerant handling, blower motor, evaporator, and condenser service.

Interior Trim

Interior Trim Removal:

Removal and installation of dashboard components, door panels, seats, and headliner.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements (oil, air, cabin), spark plug replacement, fluid level checks and top-offs.

Troubleshooting Diagnostics:

Systematic fault finding procedures for all major vehicle systems, diagnostic trouble code (DTC) interpretation.

Engine Rebuild:

Complete engine overhaul instructions, including crankshaft, connecting rod, piston, cylinder head, and valve train assembly.

Transmission Overhaul:

Detailed steps for disassembling, inspecting, and reassembling both manual and SMG transmissions.

Brake System Repair:

Bleeding the brake system, replacing brake lines, servicing ABS/DSC components.

Electrical Diagnostics:

Tracing electrical faults using wiring diagrams, testing sensors and actuators, troubleshooting control modules.

Suspension Geometry Correction:

Detailed instructions for wheel alignment procedures and adjustments.

Component Replacement:

Step-by-step guides for replacing common wear items and major components.

Diagnostic Tool Usage:

Information on using BMW's diagnostic tools (e.g., DIS, ISTA/E) for advanced diagnostics and coding.

Technical Depth

Depth:

Comprehensive: Covers routine maintenance to complete engine and transmission rebuilds, including advanced diagnostics and troubleshooting.

📊 Manual Specifications

File Format

File Type:

Searchable Text:

Print Quality

Quality:

High-resolution, clear diagrams and text.

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Inline 6-cylinder, Naturally Aspirated

Engine Displacement:

3.2 Liters (3246 cc)

Engine Code:

S54B32

Redline:

8000 RPM

Performance

Horsepower Us Spec:

333 hp @ 7900 RPM

Torque Us Spec:

262 lb-ft @ 4900 RPM

Bore X Stroke:

87.0 mm x 91.0 mm

Compression Ratio:

11.5:1

Fuel System

Fuel Delivery:

Sequential Multi-point Fuel Injection (Bosch Motronic ME7.2)

Fuel Type:

Premium Unleaded (91+ octane recommended)

Engine Internals

Valvetrain:

DOHC, 24 valves, Double VANOS

🔧 Transmission

Standard

Type:

Getrag 420G 6-speed Manual Transmission

Optional

Type:

SMG II (Sequential Manual Gearbox)

Features

Clutch Type Manual:

Hydraulically actuated, single-plate dry clutch

Smg Modes:

Sport, Normal, and Sequential shift modes

Fluid Specifications

Manual Transmission Fluid:

BMW MTF LT-1 or equivalent (e.g., Pentosin MTF2)

Smg Hydraulic Fluid:

BMW P/N 83 29 0 429 572 or Pentosin CHF 11S

📐 Dimensions

Exterior

Wheelbase:

2760 mm (108.7 in)

Length:

4488 mm (176.7 in)

Width:

1780 mm (70.1 in)

Height:

1374 mm (54.1 in)

Weights

Curb Weight Manual:

1570 kg (3461 lbs)

Curb Weight Smg:

1585 kg (3494 lbs)

Wheels Tires

Wheelbase Front Tire:

225/40R18

Wheelbase Rear Tire:

255/35R18

Wheel Bolt Pattern:

5x120

Wheel Offset Front:

Wheel Offset Rear:

🛡️ Safety Features

Ratings

NHTSA Front Impact:

4/5 Stars (as per contemporary NHTSA testing standards)

IIHS Front Offset:

Good (as per contemporary IIHS testing standards)

Active Features

Standard (Anti-lock Braking System)

Standard (Automatic Stability Control)

Standard (Dynamic Stability Control)

Traction Control:

Standard (M-Dynamic Mode selectable)

Passive Features

Airbags Front:

Driver and front passenger airbags

Airbags Side:

Front side-impact airbags

Seatbelts:

3-point inertia-reel seatbelts with pretensioners and force limiters

💡 Technology Features

Infotainment

Head Unit:

BMW Business CD or Professional RDS CD player with optional navigation system.

Audio System:

Standard 6-speaker system, optional Harman Kardon Logic 7 surround sound.

Driver Assistance

Cruise Control:

Standard cruise control functionality.

Connectivity

Phone Integration:

Optional Bluetooth preparation for hands-free calling.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Variable (Condition Based Service - CBS), typically 10,000-15,000 miles or annually.

Inspect Brakes:

Every 15,000 miles or annually.

Spark Plug Replacement:

Every 60,000 miles.

Coolant Flush:

Every 2-3 years or 30,000-45,000 miles.

Transmission Fluid Manual:

Recommended every 60,000 miles or as per CBS.

Differential Fluid:

Recommended every 60,000 miles or as per CBS.

Fluid Specifications

Engine Oil Type:

SAE 10W-60 Synthetic (BMW M TwinPower Turbo or equivalent like Castrol Edge Professional OE 10W-60)

Engine Oil Capacity:

6.5 liters (6.9 US quarts)

Coolant Type:

BMW Blue Antifreeze/Coolant (G48)

Brake Fluid Type:

DOT 4 (BMW recommends DOT 4 HP or equivalent)

Known Issues

Rod Bearings:

Increased wear on connecting rod bearings is a common concern requiring proactive inspection and potential replacement.

Vanos System:

VANOS (Variable Valve Timing) solenoids and pump can fail, leading to rough idle and performance loss.

Subframe Mounts:

Cracking or separation of rear subframe mounting points due to chassis stress.

Oil Slurry:

Formation of oil sludge in the oil pan and pickup tube due to insufficient oil changes or extended high-RPM operation without proper cooling.

Eats Brake Pads:

High-performance nature leads to rapid wear of brake pads and rotors.

📚 Vehicle History

Brand Heritage

Bmw M Division:

Established for high-performance motorsport applications, known for engineering precision and driving dynamics.

Model Evolution

E46 M3 Generation:

Fourth generation M3, succeeding the E36 M3. Introduced in 2000 for the 2001 model year.

E46 M3 Variants:

Coupe (E46/2) and Convertible (E46/3) body styles.

Production

Production Years:

2000-2006

Production Locations:

Regensburg, Germany

🏆 Awards & Recognition

Recognitions

Car And Driver Best 10:

Named to Car and Driver's 10Best list in 2001, 2002, 2003, and 2004.

Motortrend Performance Car Of The Year:

Competed strongly for performance car of the year awards in its class.

Certifications

Euro Emission Standards:

Meets Euro 3 emission standards.