🏷️ Basic Information

Make:

Mazda

Model:

Protege

Year:

2005

Chassis Code:

BJ

👋 Introduction

Vehicle Segment:

Compact/Subcompact Car

Target Audience:

Budget-conscious buyers, first-time car owners, enthusiasts seeking DIY repair capability.

Key Competitors:

Honda Civic, Toyota Corolla, Ford Focus, Nissan Sentra, Hyundai Elantra.

Reliability:

Generally considered a reliable vehicle in its class, though specific issues exist.

Fuel Economy:

Praised for good fuel efficiency.

Driving Dynamics:

Often noted for its engaging handling and sporty feel, especially in higher trims like the Mazdaspeed.

Value Proposition:

Offered a good balance of features, performance, and price.

📋 Manual Details

Manual Type:

Full Service Repair Manual

Language:

English

Format:

PDF Download

Page Count:

Extensive (Estimated 2000+ pages for a comprehensive factory-level manual)

📖 Manual Coverage

Engine Mechanical:

Engine assembly, disassembly, rebuilding, cylinder head, block, crankshaft, pistons, connecting rods, lubrication system, cooling system, fuel system (mechanical aspects).

Engine Electrical:

Ignition system, starting system, charging system, engine control module (ECM), sensors, actuators, wiring diagrams.

Transmission:

Manual transmission (MT) overhaul, automatic transmission (AT) overhaul, clutch system, transfer case (if applicable).

Drivetrain:

Front-wheel drive (FWD) axle shafts, constant velocity (CV) joints, rear axle components (if applicable), propeller shaft, differential.

Suspension:

Front suspension (struts, control arms, ball joints), rear suspension (multi-link, trailing arms), shock absorbers, springs, steering knuckles.

Steering:

Power steering system (hydraulic pump, rack and pinion, steering column), manual steering components, wheel alignment specifications.

Brakes:

Front disc brakes, rear drum/disc brakes, brake hydraulics (master cylinder, lines, calipers, wheel cylinders), parking brake system, Anti-lock Braking System (ABS) components and diagnostics.

Body Exterior:

Body panel removal/installation, doors, hoods, trunk lid, bumpers, glass, exterior trim, weatherstripping.

Body Interior:

Dashboard, seats, carpets, headliner, interior trim panels, airbags system removal/installation, seat belts.

Electrical System:

Lighting (headlights, taillights, interior lights), horn, wipers, washers, power windows, power locks, mirrors, audio system, instrument cluster, fuse box, relays.

HVAC:

Heating system, ventilation system, air conditioning (AC) system (compressor, condenser, evaporator, refrigerant, controls).

Fuel System:

Fuel tank, fuel pump, fuel filter, fuel injectors, fuel pressure regulator, evaporative emission control (EVAP) system.

Emission Control:

Catalytic converter, exhaust gas recirculation (EGR) system, oxygen sensors, On-Board Diagnostics (OBD-II).

Routine Maintenance:

Oil changes, filter replacements (oil, air, fuel, cabin), fluid checks and changes (coolant, brake fluid, power steering fluid, transmission fluid), spark plug replacement, tire rotation.

Troubleshooting:

Diagnostic procedures for common drivability issues, electrical faults, braking problems, HVAC malfunctions.

Component Replacement:

Step-by-step instructions for replacing major components like alternators, starters, water pumps, radiators, fuel pumps, brake pads, rotors, suspension arms, etc.

Engine Rebuild:

Detailed instructions for complete engine disassembly, inspection, machining, and reassembly, including torque specifications and clearances.

Transmission Overhaul:

Comprehensive guide to disassembling, inspecting, and rebuilding both manual and automatic transmissions.

Electrical Diagnostics:

Use of multimeters, oscilloscopes, and scan tools; interpretation of wiring diagrams for diagnosing electrical circuits.

Body Repair:

Procedures for minor dent repair, panel alignment, and replacement of exterior components.

Wheel Alignment:

Detailed specifications and procedures for front and rear wheel alignment.

Timing Belt Replacement:

Crucial for FS-DE and FS-DET engines (interference engines). Includes detailed procedures and timing marks.

Air Conditioning Service:

Procedures for refrigerant handling, component replacement, and system charging.

Diagnostic Charts:

Includes symptom-based diagnostic charts for efficient troubleshooting.

Torque Specifications:

Provides precise torque values for all critical fasteners across all systems.

Clearances And Tolerances:

Detailed specifications for engine component clearances, bearing tolerances, and other critical measurements.

Wiring Diagrams:

High-quality, detailed electrical wiring diagrams for all vehicle circuits, including power distribution, grounds, and signal paths.

Diagnostic Codes:

Lists OBD-II diagnostic trouble codes (DTCs) and their potential causes and troubleshooting steps.

Special Tools:

Identifies any special tools or equipment required for specific repair procedures.

📊 Manual Specifications

File Format:

PDF

Searchability:

Likely text-searchable PDF for easy navigation.

Print Quality:

High-resolution, suitable for printing individual pages or the entire manual.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

Inline 4-cylinder, DOHC, 16-valve

Displacement 1:

1.6L (Z5-VE, Z5-DE)

Displacement 2:

2.0L (FS-DE, FS-ZE for Mazdaspeed)

Horsepower 1 6L:

Approx. 105-110 hp

Torque 1 6L:

Approx. 100-105 lb-ft

Horsepower 2 0L:

Approx. 130-135 hp

Torque 2 0L:

Approx. 135-140 lb-ft

Horsepower Mazdaspeed:

Approx. 170 hp (FS-DET Turbocharged)

Torque Mazdaspeed:

Approx. 170 lb-ft (FS-DET Turbocharged)

Fuel Induction:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline

Ignition System:

Distributorless Ignition System (DIS) or Coil-on-Plug (COP)

🔧 Transmission

Transmission Type Standard:

5-speed Manual Transmission (MT)

Transmission Type Optional:

4-speed Automatic Transmission (AT) with Overdrive

Clutch Type:

Dry single-plate clutch (MT)

Transmission Fluid Mt:

API GL-4, SAE 75W-90 or 80W-90 (check manual for specific recommendation)

Transmission Fluid At:

Mazda Genuine ATF JWS3317 or equivalent (check manual for specific recommendation)

📐 Dimensions

Length:

Approx. 168.5 - 173.0 inches (depending on body style)

Width:

Approx. 67.5 inches

Height:

Approx. 55.5 - 57.0 inches (depending on body style)

Wheelbase:

Approx. 102.8 inches

Curb Weight:

Approx. 2500 - 2800 lbs (depending on trim and powertrain)

Gross Vehicle Weight Rating:

Varies by model, check vehicle VIN plate

🛡️ Safety Features

NHTSA Front Crash Test:

5-Star (Driver), 4-Star (Passenger) for some models/years

IIHS Front Crash Test:

Good

ABS:

Available on most trims

Traction Control:

Available on some higher trims

Airbags Front:

Driver and Passenger front airbags standard

Airbags Side:

Optional side-impact airbags available on some trims

Seat Belts:

3-point seat belts with pretensioners

💡 Technology Features

Audio System:

Standard AM/FM/CD player, optional cassette player, available premium audio systems with more speakers.

Climate Control:

Manual or automatic climate control depending on trim level.

Cruise Control:

Available on higher trim levels

Keyless Entry:

Optional on some models

Oem Bluetooth:

Not typically available from the factory for this model year.

🔧 Maintenance

Oil Change Interval:

Every 5,000 - 7,500 miles or 6-12 months (refer to manual for specific conditions and oil type)

Air Filter Replacement:

Every 15,000 - 30,000 miles or as needed based on driving conditions

Cabin Air Filter Replacement:

Every 15,000 - 30,000 miles

Coolant Replacement:

Every 30,000 - 50,000 miles or 2-3 years

Brake Fluid Flush:

Every 24-36 months

Engine Oil Type:

API SN or ILSAC GF-5, SAE 5W-30 or 5W-20 (verify with owner's manual and climate)

Engine Oil Capacity:

Approx. 4.2 - 4.5 US quarts (with filter, check manual)

Coolant Type:

Mazda Genuine Long Life Antifreeze/Coolant (Blue) or equivalent silicate-free, OAT coolant

Power Steering Fluid:

Mazda Genuine Power Steering Fluid or Dexron III/Mercon equivalent

Engine Oil Consumption:

Some models, particularly with the 2.0L engine, may exhibit higher than normal oil consumption, often related to piston ring design or oil control rings. Regular checks are essential.

Coil Pack Failures:

Ignition coil packs can fail, leading to misfires and rough running. Symptoms include check engine light and poor performance.

Suspension Components:

Worn sway bar links, control arm bushings, and ball joints can lead to knocking noises and degraded handling.

Clutch Wear:

The clutch in manual transmission models can wear over time, leading to slipping or difficulty shifting.

Rust And Corrosion:

Common in areas with road salt, especially on wheel wells, rocker panels, and subframes.

Cv Joint Boots:

Torn CV joint boots can allow grease to escape and contaminants to enter, leading to premature failure of the CV joints.

📚 Vehicle History

Mazda Philosophy:

Jinba Ittai (horse and rider as one), focusing on driving pleasure and driver engagement.

Generation:

Third Generation (BJ, 1998-2003) - This manual likely covers the latter part of this generation or the transition to the subsequent generation depending on specific market releases. However, the product states 2005, indicating it might be for a region where the BJ generation was extended or a very early production of the subsequent generation if applicable.

Key Trims:

DX, LX, ES, GT, Mazdaspeed Protege

Manufacturing Locations:

Various Mazda plants globally, including Japan and North America.

🏆 Awards & Recognition

Jdpower Reliability:

The Protege series generally received decent reliability ratings from organizations like J.D. Power during its production run, though specific model years and engines varied.

Car And Driver 10Best:

While not a consistent winner, the Protege was often praised for its value and driving dynamics, positioning it as a strong contender in its class.

Consumer Reports Ratings:

Ratings varied; some years and components performed better than others. A comprehensive manual helps address potential weaknesses.