🏷️ Basic Information Identification Make: Mazda Model: Protege Generation: BG Model Years Covered: 1989, 1990, 1991, 1992, 1993, 1994 Codes Chassis Codes: BG8S, BG8Z, BGFP, BG5S, BG5P 👋 Introduction Market Position Vehicle Segment: Compact Car Target Audience: Budget-conscious consumers, first-time car buyers, enthusiasts seeking affordable and reliable transportation. Competitive Analysis Key Competitors: Honda Civic, Toyota Corolla, Nissan Sentra, Ford Escort, Chevrolet Cavalier Key Features Value Proposition: Affordability, good fuel economy, practical design, dependable mechanicals. 📋 Manual Details Coverage Areas Manual Type: Service Repair Workshop Manual Language: English Format: PDF Download Page Count Estimated Page Count: ~1000+ 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Ignition System, Exhaust System, Transmission (Manual & Automatic) Chassis: Suspension (Front & Rear), Steering System, Brake System, Drivetrain (FWD) Electrical: Battery, Charging System, Starting System, Lighting, Instrumentation, Wiring Diagrams, HVAC Control, Audio System Body: Body Panels, Doors, Windows, Seats, Interior Trim, Bumpers, Glass Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks, Tune-ups Troubleshooting: Diagnostic Procedures, Symptom-based Troubleshooting Guides, Fault Code Interpretation Repair: Component Removal and Installation, Overhaul Procedures, Adjustments, Replacements Technical Specifications: Torque Specifications, Clearances, Tolerances, Diagnostic Data Technical Depth Scope: Comprehensive, from basic maintenance to complete engine and transmission overhauls. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable (dependent on original scan quality) Print Quality Printability: Printable Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code 1: BP-ZE (DOHC) Engine Displacement 1: 1.8 Liters (1839 cc) Engine Configuration 1: Inline 4-cylinder, DOHC, 16-valve Horsepower 1: 125-130 hp @ 6000 rpm (approx.) Torque 1: 115-120 lb-ft @ 4500 rpm (approx.) Secondary Engine Engine Code 2: B6 (SOHC) Engine Displacement 2: 1.6 Liters (1598 cc) Engine Configuration 2: Inline 4-cylinder, SOHC, 16-valve Horsepower 2: 98-105 hp @ 6000 rpm (approx.) Torque 2: 95-100 lb-ft @ 4000 rpm (approx.) Performance Engine Management: Electronic Fuel Injection (EFI) Fuel System Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Manual Transmission Type: 5-speed Manual Optional Automatic Transmission Type: 4-speed Automatic Features Clutch Type: Hydraulic Actuated 📐 Dimensions Exterior Wheelbase: approx. 100.4 inches (2550 mm) Length: approx. 167.9 inches (4265 mm) Width: approx. 66.7 inches (1694 mm) Height: approx. 54.1 inches (1374 mm) Weights Curb Weight: approx. 2400-2600 lbs (1089-1179 kg) depending on trim and engine 🛡️ Safety Features Ratings NHTSA Driver Front Impact: Not Rated (NHTSA ratings were less standardized in this era) IIHS Crash Test Ratings: Not Rated (IIHS ratings were less common/comprehensive) Active Features Brakes: Front Disc, Rear Drum (ABS optional on higher trims/later models) Passive Features Airbags: Driver airbag standard on most models from ~1992 onwards. Passenger airbag optional or unavailable. Seatbelts: 3-point front seatbelts, 2-point rear lap belts (later models may have 3-point rear belts) 💡 Technology Features Infotainment Audio System: Factory AM/FM Radio with Cassette Player, often with 4 speakers. Optional CD player on higher trims/later models. Climate Control: Manual air conditioning and heater controls. Automatic climate control was not a common feature. Driver Assistance Cruise Control: Optional on many models, especially sedans and higher trim levels. Connectivity Connectivity Options: None (No Bluetooth, USB, or auxiliary inputs from the factory). 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles (8,000 km) or 6 months, whichever comes first (under normal driving conditions). Air Filter Replacement: Every 15,000 miles (24,000 km) or 12 months. Spark Plug Replacement: Every 30,000 miles (48,000 km) for standard plugs, or 60,000 miles (96,000 km) for platinum plugs. Timing Belt Replacement: Crucial! Every 60,000 miles (96,000 km) or 4 years for BP-ZE/B6 engines (interference engine). Fluid Specifications Engine Oil Type 1: API SG or SH, SAE 5W-30 or 10W-30 (check owner's manual for specific recommendations based on climate). Engine Oil Capacity 1: Approx. 4.5 US quarts (4.3 liters) with filter change. Coolant Type: Ethylene Glycol based, 50/50 mix with distilled water. Automatic Transmission Fluid: Dexron II/III or equivalent. Manual Transmission Fluid: API GL-4, SAE 75W-90 or 80W-90. Known Issues Timing Belt: Failure to replace on time due to it being an interference engine leads to catastrophic engine damage. Rust: Common in areas with road salt, especially on wheel arches, rocker panels, and rear quarter panels. Idler Pulley Bearing: On some BP-ZE engines, the idler pulley bearing can fail, causing noise and potential belt issues. Oxygen Sensor: Can become fouled over time, affecting fuel economy and emissions. Exhaust System: Rust and corrosion can lead to leaks or component failure. 📚 Vehicle History Brand Heritage Mazda Philosophy: Focus on Jinba Ittai ('horse and rider as one') driving dynamics, reliable and affordable vehicles. Model Evolution Generation 1 Introduction: Introduced globally in 1989 for the 1990 model year, replacing the Mazda 323/Familia in many markets. Body Styles: 3-door Hatchback, 4-door Sedan, 5-door Wagon (availability varied by market and year). Performance Variants: GT and GTX trims offered sportier suspension, aerodynamic...