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BMW

BMW E46 2004 Factory Service Repair Manual

BMW E46 2004 Factory Service Repair Manual

$16.99
$16.99
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Vehicle data plateRef 146190
Brand
BMW
Vehicle
Cars
Models covered
3 Series, E46
Years
2004
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your model year? Ask us before you buy
🏷️ Basic Information
Identification
Make:
BMW
Model:
3 Series (E46)
Year:
2004
Generation
Generation Name:
E46
Generation Years:
1998-2006 (Globally)
👋 Introduction
Market Position
Market Segment:
Premium compact executive sedan/coupe/convertible/wagon.
Competitive Analysis
Competitors 2004:
Mercedes-Benz C-Class (W203), Audi A4 (B6), Lexus IS300, Infiniti G35.
Key Features
Driver Focus:
Renowned for its engaging driving dynamics, balanced chassis, and driver-centric cockpit.
Powertrain Options:
Available with a range of inline-four and inline-six M54 engines known for smoothness and performance.
📋 Manual Details
Coverage Areas
Primary Coverage:
Comprehensive service and repair for BMW E46 2004 models.
Page Count
Estimated Page Count:
1500+
Manual Type
Manual Type:
Factory Service Repair Manual
Language
Language:
English
Format
Format:
Digital (likely PDF, searchable)
📖 Manual Coverage
Systems Covered
Engine Management:
Detailed diagnostics, component testing, and repair procedures for DME (Digital Motor Electronics).
Fuel System:
Fuel pump, injectors, pressure regulation, fuel tank, EVAP system diagnosis and repair.
Cooling System:
Radiator, water pump, thermostat, hoses, fan clutch/electric fan, coolant specifications.
Exhaust System:
Catalytic converters, mufflers, oxygen sensors, exhaust manifold diagnosis and replacement.
Ignition System:
Spark plugs, ignition coils, crank and cam position sensors, troubleshooting.
Transmission Manual:
Clutch assembly, gearbox removal/installation, internal component repair, fluid specifications.
Transmission Automatic:
GM 5L40-E / ZF 5HP19 / ZF 6HP19 (depending on engine variant) - control modules, solenoid testing, fluid specifications, torque converter.
Drivetrain Rear Axle:
Differential, driveshafts, CV joints, limited-slip differential (if equipped), fluid specifications.
Suspension Front:
MacPherson struts, control arms, ball joints, bushings, sway bar, alignment specifications.
Suspension Rear:
Multi-link independent suspension, shock absorbers, control arms, bushings, alignment specifications.
Steering System:
Power steering pump, steering rack, tie rods, steering column, fluid type.
Braking System:
Brake discs, calipers, pads, ABS system, DSC (Dynamic Stability Control), EBD (Electronic Brake-force Distribution), fluid type and bleeding procedures.
Wheel Speed Sensors:
Diagnosis and replacement for ABS/DSC functionality.
Electrical System General:
Battery, alternator, starter motor, wiring diagrams, fuse/relay locations.
Body Electrical:
Lighting systems (headlights, taillights, interior), power windows, locks, mirrors, sunroof, horn.
Climate Control:
HVAC system, A/C compressor, refrigerant, blower motor, climate control modules, cabin filter.
Infotainment Audio:
Radio, CD player, speakers, amplifier (if equipped), antenna system.
Instrument Cluster:
Gauge operation, warning lights, troubleshooting.
Srs Airbag System:
Airbag modules, sensors, control unit, diagnostic procedures.
Security System E46:
Immobilizer system (EWS), remote key functions, alarm system.
Body Panels:
Hood, fenders, doors, trunk lid removal and installation, hinge adjustment.
Glass And Seals:
Windshield, side windows, rear window, seals, weatherstripping.
Interior Trim:
Dashboard, door panels, headliner, seats, carpet removal and installation.
Lighting Exterior:
Headlight aim, bulb replacement, taillight assembly, fog lights.
Lighting Interior:
Dome light, vanity mirrors, footwell lighting, trunk light.
Procedures Included
Routine Maintenance:
Oil changes, filter replacements (oil, air, cabin), spark plug replacement, brake fluid flush, coolant flush.
Component Removal Installation:
Step-by-step guides for all major components across all systems.
Disassembly Assembly:
Detailed instructions for internal components of engines, transmissions, and other assemblies.
Troubleshooting Diagnostics:
Symptom-based diagnostics, fault code interpretation (OBD-II), electrical system tracing.
Repair Procedures:
Specific repair instructions for common failures and wear items.
Specifications And Tolerances:
Torque values, clearances, alignment settings, and other critical specifications.
Wiring Diagrams:
Comprehensive electrical schematics for all circuits.
Special Tools And Procedures:
Identification of BMW-specific tools and unique repair methods.
Technical Depth
Depth:
Factory-level detail suitable for professional mechanics and advanced DIY enthusiasts.
📊 Manual Specifications
File Format
File Format Details:
Likely a PDF file, optimized for digital viewing and printing. Searchable text is a key feature of factory manuals.
Print Quality
Print Quality Recommendation:
High-resolution images and clear diagrams ensure readability when printed.
Binding Type
Binding Type Description:
For physical copies, typically coil-bound or perfect-bound for durability and lay-flat use.
Paper Type
Paper Type Recommendation:
Durable, matte-finish paper is ideal for workshop environments to reduce glare and resist oil/grease.
⚙️ Engine Specifications
Primary Engine
Engine Code Common:
M54B22, M54B25, M54B30 (inline-six); N42B18, N46B20 (inline-four)
Performance
Horsepower Range:
143 hp (N42) to 231 hp (M54B30)
Torque Range:
190 Nm (N42) to 300 Nm (M54B30)
Fuel System
Fuel Injection Type:
Sequential Electronic Fuel Injection (SEFI)
Recommended Fuel:
Premium Unleaded Gasoline (91 AKI or higher)
Engine Management
Dme Model:
MS43 or MS45 (depending on engine and transmission)
🔧 Transmission
Standard
Standard Transmission:
5-speed Manual Getrag 250G
Optional
Optional Transmission Auto:
5-speed Automatic GM 5L40-E (RWD); 5-speed Automatic ZF 5HP19 (xDrive); 6-speed Automatic ZF 6HP19 (post-facelift models with M54)
Features
Steptronic:
Available on automatic transmissions for manual shifting.
Fluid Specifications
Automatic Transmission Fluid:
BMW ATF LT-3 (e.g., Pentosin ATF1 or equivalent)
Manual Transmission Fluid:
BMW MTF LT-2 (e.g., Castrol Syntrans B 75W-80 or equivalent)
📐 Dimensions
Exterior
Body Styles:
Sedan (4-door), Coupe (2-door), Convertible (2-door), Touring (Wagon, 5-door)
Weights
Curb Weight Range:
Approx. 1450 kg - 1700 kg (depending on body style and engine)
🛡️ Safety Features
Ratings
IIHS Frontal Impact:
Good (for applicable models)
NHTSA Side Impact:
5-star (for applicable models)
Active Features
ABS:
Standard Anti-lock Braking System
Dsc:
Standard Dynamic Stability Control (on most models)
Passive Features
Airbags:
Front, side, and curtain airbags (availability varies by model year and trim)
Seatbelts:
Pretensioning seatbelts with force limiters
💡 Technology Features
Infotainment
Head Unit Options:
BMW Business CD, BMW Professional CD, Navigation systems (MKIII/MKIV)
Driver Assistance
Parking Assist:
Optional rear parking sensors (Park Distance Control - PDC).
Connectivity
Bluetooth:
Optional, via aftermarket adapters or specific factory options (e.g., TCU upgrade).
🔧 Maintenance
Service Intervals
Oil Change Interval:
Typically 10,000-15,000 miles or 12-24 months, depending on driving conditions and oil used (refer to Condition Based Service).
Spark Plug Interval:
60,000-100,000 miles (depending on plug type - iridium recommended)
Brake Fluid Flush Interval:
Every 2 years, regardless of mileage.
Fluid Specifications
Engine Oil Specification:
BMW Longlife-01 (LL-01) or LL-04 (depending on region/fuel) 0W-30 or 5W-30 synthetic oil.
Coolant Specification:
BMW Blue Antifreeze/Coolant (G48 ethylene glycol based)
Power Steering Fluid:
Pentosin CHF 11S or ZF Servolenkungsspezifikation (green)
Known Issues
Cooling System Leaks:
Cracked plastic expansion tank, failing water pump (plastic impeller), thermostat housing leaks.
Vanos System:
Failure of the Variable Valve Timing system (solenoids, seals) leading to rough idle and power loss.
Oil Pan Gasket Leaks:
Common leak point, especially on higher mileage vehicles.
Subframe Mounts:
Cracking and separation of rear subframe mounting points, particularly in coupes and convertibles.
Window Regulator Failure:
Common issue with plastic components breaking.
ABS Wheel Speed Sensors:
Frequent failures leading to ABS/DSC warning lights.
📚 Vehicle History
Brand Heritage
Bmw Philosophy:
Sheer Driving Pleasure - emphasis on performance, handling, and driver engagement.
Model Evolution
E46 Predecessor:
E36 3 Series
E46 Successor:
E90 (Sedan/Wagon), E92 (Coupe), E93 (Convertible)
Production
Production Years E46:
1998-2006
Manufacturing Locations:
Germany (Dingolfing, Regensburg), Austria, South Africa, Mexico, Thailand
🏆 Awards & Recognition
Recognitions
Car And Driver 10 Best:
3 Series models frequently featured on Car and Driver's 10Best list during its production run.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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