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BMW 3 Series E46 2003 Service Repair Workshop Manual

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$16.99
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$16.99
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Basic Information Identification Make: BMW Model: 3 Series Chassis Code: E46 Model Year: 2003 Generation Generation Code: E46 (Second Generation 3 Series) Production Years: 1998-2006 (Global), 1999-2006 (North America) Codes...
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BMW 3 Series E46 2003 Service Repair Workshop Manual
Basic Information
Identification
Make: BMW
Model: 3 Series
Chassis Code: E46
Model Year: 2003
Generation
Generation Code: E46 (Second Generation 3 Series)
Production Years: 1998-2006 (Global), 1999-2006 (North America)
Codes
Body Styles Covered: Sedan (E46/4), Coupe (E46/2), Convertible (E46/C), Touring (Wagon, E46/3), M3 Coupe (E46/2CSL), M3 Convertible (E46/2C)
Introduction
Market Position
Market Niche: Essential resource for BMW E46 owners and independent repair shops focused on the 2003 model year.
Value Proposition: Empowers owners to perform maintenance and repairs, saving significant costs compared to dealership services.
Competitive Analysis
Uniqueness: Vehicle-specific information, not generic. Provides the same data used by authorized BMW technicians.
Key Features
Accessibility: Digital format allows for quick download and easy access across multiple devices.
Clarity: Accurate, clear, and concise text combined with visual aids ensures ease of understanding for various skill levels.
Comprehensiveness: Covers all major topics and procedures for complete vehicle servicing and repair.
Manual Details
Coverage Areas
Manual Title: BMW 3 Series E46 2003 Service Repair Workshop Manual
Primary Coverage Focus: Service, Repair, Diagnostics, Troubleshooting, Maintenance
Documentation Scope: Comprehensive, mechanic-level
Page Count
Estimated Page Count: Extensive (typically 1000+ pages for a complete workshop manual, exact count not specified but implied to be comprehensive)
Manual Type
Manual Type: Workshop Manual / Service Manual / Repair Manual
Language
Language: English
Format
Digital Format: PDF
Manual Coverage
Systems Covered
Engine Mechanical: Detailed procedures for engine assembly, disassembly, cylinder head, block, crankshaft, pistons, timing, lubrication system, cooling system.
Engine Electrical: Ignition system, starter system, charging system, engine control unit (ECU) operation, sensor diagnostics.
Emission Control: Exhaust gas recirculation (EGR), catalytic converter system, evaporative emission control (EVAP), emissions-related diagnostics and troubleshooting.
Fuel System: Fuel pump, fuel injectors, fuel filter, fuel pressure regulation, throttle body operation, fuel system diagnostics.
Clutch System: Clutch operation, hydraulic system, clutch pedal adjustment, clutch replacement procedures.
Manual Transaxle: Gearbox internal components, shift linkage, clutch release mechanism, gearbox oil specifications, repair procedures.
Automatic Transaxle: Transmission operation, hydraulic control, valve body, torque converter, transmission fluid specifications, transmission control module (TCM) diagnostics, rebuild procedures.
Driveshaft And Axle: Driveshaft, universal joints, CV joints, rear axle components, differential operation, service and repair.
Suspension System: Front and rear suspension components (struts, shock absorbers, control arms, bushings), wheel alignment specifications, troubleshooting.
Steering System: Power steering system, steering rack, steering column, steering wheel, power steering fluid specifications, diagnostics.
Restraint System: Airbag system components, seat belts, SRS (Supplemental Restraint System) diagnostics and service precautions.
Brake System: Front and rear brake components (discs, pads, calipers), ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), brake fluid specifications, bleeding procedures.
Body Interior Exterior: Body panel removal and installation, door mechanisms, window regulators, interior trim, exterior trim, bumpers, hoods, trunk lid.
Body Electrical: Lighting systems, power windows, power locks, mirrors, central locking, alarms, interior lighting, diagnostic procedures.
HVAC System: Heating, ventilation, and air conditioning (HVAC) system components, refrigerant types, service procedures, climate control diagnostics.
Procedures Included
Diagnostic Troubleshooting: Detailed symptom-based troubleshooting guides, fault code interpretations, diagnostic flowcharts.
Maintenance Procedures: Step-by-step instructions for routine maintenance tasks (oil changes, filter replacements, spark plug changes, fluid checks and changes).
Repair Replacement: Comprehensive instructions for component removal, repair, and installation across all major vehicle systems.
Wiring Schematics: Detailed electrical wiring diagrams for all vehicle circuits, aiding in electrical system diagnosis and repair.
Technical Depth
Depth Of Coverage: In-depth technical information equivalent to authorized dealer service departments.
User Target Audience: Professional automotive technicians, DIY enthusiasts with basic to intermediate mechanical skills.
Illustrations Diagrams: Abundant illustrations, diagrams, and schematics to visually guide repair procedures.
Manual Specifications
File Format
File Type: Portable Document Format (PDF)
Compatibility: All versions of Windows and Mac OS
Device Viewing: Viewable on PC, Mac, smartphones, and ebook readers (e.g., Amazon Kindle)
Print Quality
Printability: Yes, all pages are printable
Printable Benefit: Allows printing of specific pages to avoid damage to the original digital file in the workshop.
Binding Type
Binding Type: N/A (Digital PDF Format)
Paper Type
Paper Type: N/A (Digital PDF Format)
Engine Specifications
Primary Engine
Engine Options 2003: Various Inline-4 and Inline-6 gasoline engines, potentially diesel in non-US markets. Common E46 engines for 2003 include M54B25 (2.5L), M54B30 (3.0L), M43B19 (1.9L), M43B20 (2.0L), M52TU B20 (2.0L), M52TU B25 (2.5L), M52TU B28 (2.8L). The manual covers the specific engines relevant to the 2003 model year.
Performance
Horsepower Torque: Specific horsepower and torque figures vary by engine. For example, the M54B30 produced approximately 225 hp and 214 lb-ft of torque. The manual will contain exact specifications for each engine variant.
Fuel System
Fuel Delivery: Multi-point fuel injection (MPI) or direct injection (less common on standard 2003 E46 models, but potentially on specific variants).
Fuel Type: Premium Unleaded Gasoline (typically 91 octane or higher)
Transmission
Standard
Standard Transmission Type: 5-speed manual transmission (Getrag or ZF)
Optional
Optional Transmission Type: 5-speed Steptronic automatic transmission (ZF GS5-39DZ or similar)
Features
Automatic Transmission Features: Steptronic functionality allowing manual gear selection.
Dimensions
Exterior
Wheelbase: Approx. 107.4 inches (2728 mm) for Sedan/Coupe/Convertible models. Touring models might vary slightly.
Length: Varies by body style (e.g., Sedan approx. 177.4 inches).
Weights
Curb Weight: Typically ranges from 3100 lbs to 3500 lbs depending on engine and body style.
Safety Features
Ratings
NHTSA Front Crash Test: 5-Star (for models tested in relevant years)
IIHS Front Offset Crash Test: Good (for models tested in relevant years)
Active Features
ABS: Standard Anti-lock Braking System (ABS)
Dsc: Standard Dynamic Stability Control (DSC) or Traction Control System (TCS) depending on specific configuration.
Passive Features
Airbags: Frontal airbags for driver and passenger, optional side airbags.
Seatbelts: 3-point inertia-reel seat belts with pre-tensioners and force limiters.
Technology Features
Infotainment
Infotainment System: BMW Business CD or BMW Professional CD/RDS radios. Optional navigation system (CCC or MkIV).
Driver Assistance
ABS Dsc: Standard ABS and DSC (Dynamic Stability Control) systems for enhanced vehicle control.
Connectivity
Premium Sound Options: Optional Harman Kardon sound system.
Maintenance
Service Intervals
Oil Change Interval: Typically every 10,000-15,000 miles or annually, as indicated by the vehicle's Condition Based Service (CBS) system or manufacturer recommendation. The manual will detail specific intervals and checks.
Spark Plug Replacement: Generally around 60,000-100,000 miles, depending on spark plug type (e.g., iridium). Manual provides specific recommendations per engine.
Fluid Specifications
Engine Oil Type: BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) approved synthetic oils, typically SAE 0W-30 or 5W-30, depending on climate and specific engine. Manual will specify exact grades and API/ACEA requirements.
Coolant Type: BMW Blue Antifreeze/Coolant (G48 formulation) or equivalent, mixed 50/50 with distilled water.
Brake Fluid Type: DOT 4 or DOT 4 PLUS (low viscosity) brake fluid. Manual will specify exact BMW recommendation.
Transmission Fluid Type Manual: API GL-4 or GL-5 synthetic gear oil, viscosity typically 75W-90 or 75W-85. Manual will specify exact grade and capacity.
Transmission Fluid Type Automatic: BMW ATF LT-3 (or equivalent ZF Lifeguardfluid5) for ZF 5HP19 or 5HP24 transmissions. Manual will specify exact fluid and capacity.
Known Issues
Common E46 Issues: Cracked rear subframe mounting points, oil separator (CCV) system failure leading to oil consumption and smoking, cooling system leaks (water pump, thermostat housing, expansion tank), VANOS system issues, ABS/DSC sensor failures, window regulator failures.
Vehicle History
Brand Heritage
Bmw Philosophy: BMW is renowned for its 'Ultimate Driving Machine' ethos, focusing on performance, engineering, and driver engagement.
Model Evolution
E46 Introduction: The E46 replaced the E36 in 1998 and was a significant evolution in styling, technology, and chassis dynamics.
E46 Facelift: The E46 received a mid-cycle facelift in 2001, with updates to bumpers, headlights, taillights, and interior trim. The 2003 model benefits from these updates.
Production
Production Locations: Primarily manufactured in Germany (e.g., Dingolfing, Munich) and South Africa.
Awards & Recognition
Recognitions
Car And Driver 10Best: The E46 generation 3 Series was frequently honored on Car and Driver's 10Best lists during its production run, recognizing its dynamic prowess and overall excellence.
Ratings
Consumer Reports: Generally received positive ratings for reliability and performance from publications like Consumer Reports, though specific years and engine variants could have varying reliability scores.
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