🏷️ Basic Information

Make:

Mazda

Model:

Protege

Year:

2005

Chassis Code:

BJ (Third Generation)

👋 Introduction

Market Position:

The 2005 Mazda Protege was a compact car known for its sporty handling and value. It competed against strong offerings like the Honda Civic, Toyota Corolla, and Ford Focus. This manual serves owners and independent repair shops looking to maintain or repair this reliable vehicle.

Competitive Analysis:

The Protege offered a good balance of performance, fuel economy, and affordability. Its third generation (BJ) was well-received for its refined ride and improved interior compared to predecessors. This manual provides the depth of information needed to service it effectively against its competitors.

Key Features:

The 2005 Protege offered features like available automatic climate control, power windows/locks, and a reasonably robust audio system. Performance variants like the ES or sport packages enhanced its appeal.

📋 Manual Details

Coverage Areas:

All service and repair procedures for the 2005 Mazda Protege

Page Count:

Thousands of pages (typical for comprehensive factory service manuals)

Manual Type:

Factory Service Manual (FSM) / Workshop Manual

Language:

English

Format:

Downloadable Digital File (likely PDF)

📖 Manual Coverage

Systems Covered:

Engine mechanical, engine control (ECM), fuel system, ignition system, cooling system, exhaust system, lubrication system, transmission (manual & automatic), clutch, drivetrain (FWD), suspension (front & rear), steering system, braking system (ABS included), body electrical, HVAC, interior and exterior trim, body repair, diagnostics, wiring diagrams

Procedures Included:

Routine maintenance, troubleshooting guides, component removal and installation, disassembly and assembly, torque specifications, diagnostic procedures, electrical troubleshooting, wiring diagrams, component testing, specifications and data, repair procedures, bodywork and collision repair guidance

Technical Depth:

Comprehensive, covering everything from basic fluid changes and filter replacements to complete engine rebuilds, transmission overhauls, and advanced electrical system diagnostics.

📊 Manual Specifications

File Format:

PDF (searchable text, printable pages)

Print Quality:

High-resolution scans of original factory documentation, ensuring clarity of diagrams and text.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine:

2.0L DOHC I4 (FS-DE / FS-ZE for Mazdaspeed Protege)

Horsepower:

Approximately 130-140 hp for standard 2.0L (FS-DE); 170 hp for Mazdaspeed Protege (FS-ZE)

Torque:

Approximately 135-140 lb-ft for standard 2.0L (FS-DE); 155 lb-ft for Mazdaspeed Protege (FS-ZE)

Fuel System:

Electronic Fuel Injection (EFI), Sequential Multi-Port Fuel Injection (MPFI)

Engine Code:

FS-DE (standard), FS-ZE (Mazdaspeed)

Bore X Stroke:

83.0 mm x 92.0 mm

Compression Ratio:

9.0:1 (FS-DE), 9.1:1 (FS-ZE)

Displacement:

1991 cc

🔧 Transmission

Standard Transmission:

5-speed Manual Transmission

Optional Transmission:

4-speed Automatic Transmission with Overdrive

Transmission Features:

Manual: Standard clutch operation. Automatic: Electronically controlled, P-R-N-OD-2-1 shift positions.

Clutch Type:

Dry single plate, hydraulically actuated (Manual Transmission)

📐 Dimensions

Length:

Approx. 173.0 inches

Width:

Approx. 67.7 inches

Height:

Approx. 56.5 inches

Wheelbase:

Approx. 102.8 inches

Track Width Front:

Approx. 58.5 inches

Track Width Rear:

Approx. 58.1 inches

Front Headroom:

Approx. 39.1 inches

Rear Headroom:

Approx. 37.7 inches

Front Legroom:

Approx. 41.7 inches

Rear Legroom:

Approx. 34.9 inches

Curb Weight:

Approx. 2700-2900 lbs

Gross Vehicle Weight Rating:

Approx. 3800 lbs

Cargo Volume:

Approx. 12.9 cubic feet (sedan)

🛡️ Safety Features

NHTSA Front Driver Impact:

Good (for 2005 model year)

NHTSA Front Passenger Impact:

Good (for 2005 model year)

IIHS Frontal Offset:

Good (for 2005 model year)

Active Features:

Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD)

Passive Features:

Driver and front passenger airbags, side-impact airbags (optional on some trims), front seatbelt pretensioners, rear child seat anchors (LATCH)

💡 Technology Features

Infotainment Features:

Factory radio with AM/FM, CD player. Some higher trims may have upgraded audio systems and steering wheel audio controls. Optional navigation systems were rare for this era.

Driver Assistance Features:

Limited by modern standards. Primarily ABS and EBD. Cruise control was common on many trims.

Connectivity Features:

Basic analog connectivity. No Bluetooth or USB functionality as standard.

🔧 Maintenance

Oil Change Interval:

Every 5,000 miles or 6 months, whichever comes first (with conventional oil); up to 7,500 miles or 6 months with synthetic oil (refer to manual for specifics).

Engine Air Filter Replacement:

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

Cabin Air Filter Replacement:

Every 15,000-20,000 miles or annually.

Spark Plug Replacement:

Platinum-tipped plugs: ~60,000 miles. Iridium-tipped plugs: ~100,000 miles (verify specific plug type).

Transmission Fluid Change:

Manual: Every 30,000-60,000 miles. Automatic: Every 30,000-50,000 miles (drain and fill; filter replacement at longer intervals or when performing full flush).

Engine Oil Specification:

API SN or newer, SAE 5W-30 recommended (verify viscosity based on climate).

Coolant Specification:

Mazda Super Long Life Coolant (FL22) or equivalent ethylene glycol-based coolant with demineralized water (50/50 mix).

Transmission Fluid Manual:

API GL-4, SAE 75W-90 gear oil.

Transmission Fluid Automatic:

Mazda ATF-J or equivalent Mercon V / ATF SP III.

Brake Fluid Specification:

DOT 3 or DOT 4.

Power Steering Fluid:

Dexron II or equivalent ATF.

Known Issues:

Idle air control valve (IACV) issues leading to rough idle or stalling, coil-on-plug (COP) ignition system failures, catalytic converter issues (especially if misfires occur), occasional ABS sensor failures, wheel bearing wear.

Oil Filter Part Number:

OEM: B6Y1-14-302, Aftermarket: Wix 57356, Fram PH7317 (verify for specific engine).

Tire Size:

Common sizes include 195/60R15 and 205/50R16 (verify specific trim).

Wheel Bolt Pattern:

5x114.3 mm (5x4.5 inches)

📚 Vehicle History

Brand Heritage:

Mazda has a long history of producing well-engineered and driver-focused vehicles, often balancing performance with affordability.

Model Evolution:

The Protege (also known as Familia in Japan) was in its third generation (BJ) for the 2005 model year. This generation saw significant improvements in chassis rigidity, ride quality, and interior refinement. The Mazdaspeed Protege variant added turbocharged performance.

Production Years:

1990-2003 (Protege nameplate in North America, later replaced by Mazda3). However, the BJ chassis continued in some markets, and the '2005' designation likely refers to a specific market or a carryover model with updated features.

🏆 Awards & Recognition

Recognitions:

The Protege line consistently received good reviews for its handling and value. The BJ chassis, in particular, was praised for its chassis dynamics and chassis tuning, often considered a benchmark for its class in terms of driving engagement.

Fuel Economy Rating Highway:

Up to 35 MPG (varies by engine and transmission)

Fuel Economy Rating City:

Up to 28 MPG (varies by engine and transmission)