🏷️ Basic Information

Make:

Mazda

Model:

MPV

Year:

2003

Chassis Code:

LW3W

👋 Introduction

Market Position:

The 2003 Mazda MPV was positioned as a stylish and versatile compact minivan, aiming to blend practicality with a more car-like driving experience compared to some competitors. It offered flexible seating and a focus on passenger comfort and utility.

Competitive Analysis:

Competed primarily against vehicles like the Honda Odyssey, Toyota Sienna, and Chrysler Town & Country. Its unique sliding rear doors and more compact footprint differentiated it, while its performance and feature set aimed to be competitive.

Key Features:

Distinctive styling, versatile interior layout, available all-wheel drive (on certain trims), relatively compact exterior dimensions for its class, passenger-focused amenities.

Target Audience:

Professional automotive technicians, DIY enthusiasts, and owners seeking detailed repair and maintenance information for their 2003 Mazda MPV.

📋 Manual Details

Coverage Areas:

North America, Europe, Asia

Page Count:

Estimated 2000+ pages (typical for comprehensive digital service manuals)

Manual Type:

Official Service & Repair Manual Software

Language:

English

Format:

Digital Software (likely CD-ROM or downloadable)

Coverage Scope:

Complete vehicle coverage, including all major mechanical, electrical, and body systems. Detailed diagnostic information and repair procedures are emphasized.

📖 Manual Coverage

Systems Covered:

Engine Mechanical, Engine Control Systems (ECU/ECM), Fuel System, Ignition System, Exhaust System, Cooling System, Lubrication System, Starting System, Charging System, Transmission (Automatic), Drivetrain (Front Wheel Drive/All Wheel Drive), Suspension (Front & Rear), Steering System, Brakes (Front & Rear Disc/Drum, ABS, EBD), Wheels & Tires, Body & Chassis, HVAC System, Electrical System (Wiring Diagrams, Components), Power Accessories (Windows, Locks, Mirrors), SRS Airbag System, Diagnostic Trouble Codes (DTCs), Maintenance Procedures, Troubleshooting Guides

Procedures Included:

Scheduled Maintenance, Oil Changes, Filter Replacements, Tune-Ups, Engine Component Overhaul (e.g., cylinder head, pistons), Transmission Service & Repair, Brake System Overhaul, Suspension Component Replacement, Steering Gearbox Repair, Electrical Component Diagnosis & Replacement, HVAC System Servicing, Body Panel Repair, Diagnostic Procedures, Component Testing, Torque Specifications, Wiring Harness Repair, Fluid Level Checks & Replenishment

Technical Depth:

Comprehensive: Covers everything from basic fluid changes and inspections to complete engine and transmission rebuilds. Includes detailed diagnostic procedures, troubleshooting flowcharts, and component-level repair instructions.

Diagnostic Procedures:

Includes detailed troubleshooting charts for common symptoms, diagnostic trouble code (DTC) lookup and interpretation, and component testing procedures using multimeters and specialized diagnostic tools.

Bodywork And Trim Coverage:

Includes procedures for body panel removal and installation, door repairs, window regulator service, interior trim panel removal, and minor dent/scratch repair techniques.

Electrical Diagrams Detail:

Comprehensive and detailed wiring diagrams for all vehicle systems, including power distribution, lighting, engine controls, chassis electronics, and comfort features. Color-coded diagrams where applicable.

📊 Manual Specifications

File Format:

Proprietary software, likely executable (.exe) or application-based with PDF or HTML content. Searchable text is a key feature.

Print Quality:

Digital display optimized for clarity. If printable, generally high-resolution graphics and text.

Binding Type:

N/A (Digital Software)

Paper Type:

N/A (Digital Software)

Operating System Compatibility:

Likely Windows 98/ME/2000/XP (given the release year of the software). May require specific software to run.

Searchability:

Full text search functionality for quick access to specific topics, part numbers, or procedures.

⚙️ Engine Specifications

Primary Engine:

3.0L V6 (AJ-DE/VE)

Horsepower:

Approx. 200 hp @ 6,000 rpm

Torque:

Approx. 200 lb-ft @ 4,000 rpm

Fuel System:

Electronic Fuel Injection (EFI), Multi-point Fuel Injection (MPI)

Engine Code:

AJ-DE / AJ-VE

Block Material:

Aluminum Alloy

Cylinder Head Material:

Aluminum Alloy

Valvetrain:

DOHC (Double Overhead Camshafts), 24 Valves (4 valves per cylinder)

Bore X Stroke:

81.0 mm x 95.0 mm (3.19 in x 3.74 in)

Compression Ratio:

9.7:1

Engine Design:

V6, 60-degree bank angle

🔧 Transmission

Transmission Type:

5-Speed Automatic

Transmission Type:

N/A for 2003 model year MPV in most markets (AWD models typically paired with the auto transmission).

Transmission Features:

Electronically controlled, Adaptive shift logic, Lock-up torque converter

Gear Ratios:

Specific ratios available in the manual. Typically geared for a balance of acceleration and highway cruising.

Transmission Code:

FNR5 (often associated with Mazda automatics of this era, but verify specific code for MPV).

📐 Dimensions

Length:

Approximately 187.8 inches (4770 mm)

Width:

Approximately 71.7 inches (1821 mm)

Height:

Approximately 66.3 inches (1684 mm)

Wheelbase:

Approximately 112.4 inches (2855 mm)

Curb Weight:

Approx. 3,700 - 4,000 lbs (1680 - 1815 kg), varies by trim and drivetrain

Gross Vehicle Weight Rating:

Refer to vehicle placard for exact GVWR.

Cargo Volume Behind 3Rd Row:

Varies, but generally modest for its class.

Cargo Volume With 3Rd Row Folded:

Significant, designed for utility.

Passenger Capacity:

7-passenger configuration

Wheel Size:

Typically 16-inch or 17-inch alloy wheels.

Tire Size:

e.g., P215/65R16 or P215/55R17 (verify specific size for trim level).

🛡️ Safety Features

NHTSA Front Impact Rating:

Likely 4-star (based on typical safety performance of vehicles from this era; specific data may vary)

IIHS Frontal Offset Rating:

Good (based on typical performance for vehicles from this era; specific data may vary)

Active Safety Features:

Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Traction Control System (TCS) (available on some trims)

Passive Safety Features:

Front Airbags, Side-Impact Airbags (available on some trims), Three-point Seatbelts with pretensioners, LATCH (Lower Anchors and Tethers for Children) system

Child Safety Features:

Child-door locks on rear sliding doors, LATCH system for child seat installation.

💡 Technology Features

Infotainment System:

Base models featured an AM/FM stereo with CD player. Higher trims offered optional premium audio systems, often with steering wheel audio controls.

Driver Assistance Features:

Cruise Control, available Traction Control System (TCS).

Connectivity Options:

Limited by 2003 standards; primarily audio input options. No Bluetooth or advanced USB connectivity.

Comfort Features:

Power windows, power door locks, power mirrors, climate control, tilt steering wheel, foldable rear seats, sometimes rear-seat entertainment options.

🔧 Maintenance

Oil Change Interval:

Every 5,000 miles or 6 months, whichever comes first (under normal driving conditions). Consult manual for severe driving conditions.

Transmission Fluid Change Interval:

Refer to manual; typically around 30,000-60,000 miles depending on driving conditions. Mazda often specified 'lifetime' fluid, but checks are still recommended.

Spark Plug Replacement:

Approximately 100,000 miles for iridium spark plugs.

Engine Oil Type:

SAE 5W-30 (API Service SG, SH, SJ, or higher).

Engine Oil Capacity:

Approx. 4.5 US quarts (4.3 L) with filter change.

Transmission Fluid Type:

Mazda ATF MV or equivalent Dexron III/Mercon compatible fluid (verify exact specification in manual).

Coolant Type:

Mazda Genuine Long Life Antifreeze/Coolant (Blue) or equivalent with ethylene glycol and corrosion inhibitors.

Brake Fluid Type:

DOT 3

Power Steering Fluid Type:

Dexron III / Mercon compatible fluid (verify in manual).

Known Issues:

Automatic transmission shifting issues (especially early models), potential for EGR valve clogging, occasional power steering pump noise, front suspension component wear (ball joints, bushings), door handle failures on sliding doors.

Parts Catalog Info:

The service manual often includes part numbers for common replacement components, aiding in accurate part ordering.

📚 Vehicle History

Brand Heritage:

Mazda has a long history of producing reliable and driver-focused vehicles, often with a reputation for sporty handling even in less conventional segments.

Model Evolution:

The second-generation MPV (introduced for 2000 model year) represented a significant redesign from the first generation, featuring a unibody construction and a more traditional minivan layout with sliding doors. The 2003 model is part of this second generation, receiving minor updates.

Production Years:

1999-2006 (Second Generation)

Manufacturing Location:

Japan (Hofu Plant)

Model Code:

LW

🏆 Awards & Recognition

Recognitions:

The MPV, particularly the second generation, received praise for its driving dynamics and stylish design within the minivan segment. It was often noted for being more engaging to drive than many of its competitors.

Ratings:

Generally received positive consumer reviews for its utility, styling, and handling. Specific industry awards may vary but generally positioned as a strong contender.