The Mazda Protege, chassis code BJ, represents the second generation of Mazda's popular compact sedan and hatchback, produced from 1998 to 2003. Known for its reliable performance, engaging Jinba Ittai driving dynamics, and affordable pricing, the 2001 model year typically features the 2.0L FS-DE engine, delivering 126 horsepower. This model was designed to compete with established leaders in its segment, offering a blend of practicality and sporty handling that appealed to a wide range of drivers. The engineering quality and generally good reliability ratings from consumer reports underscore its reputation as a solid choice for everyday transportation. This comprehensive service and repair manual provides extensive coverage for the 2001 Mazda Protege, encompassing full service, repair, rebuilding, refurbishing, and restoration procedures. With over 1000 pages of detailed information, it covers all essential systems, including engine mechanicals, engine management, transmissions (manual and automatic), brakes, suspension, steering, and the complete electrical system. The manual details routine maintenance tasks such as oil changes and filter replacements, along with in-depth repair procedures for components like the engine, transmission, and brakes. It also includes valuable troubleshooting guides, diagnostic information, and technical specifications, making it an indispensable resource for owners, mechanics, and technicians aiming to maintain and repair this vehicle. 🏷️ Basic Information Identification Make: Mazda Model: Protege Year: 2001 Codes Chassis Code: BJ 👋 Introduction Market Position Segment: Compact Sedan/Hatchback Competitive Analysis Competitors: Honda Civic, Toyota Corolla, Ford Focus, Nissan Sentra Key Features Strengths: Reliability, sporty handling, affordable pricing, good fuel economy 📋 Manual Details Coverage Areas Coverage Scope: Full Service, Repair, Maintenance, Rebuilding, Refurbishing, Restoration Model Variants: All trims and body styles (Sedan, Hatchback) for the 2001 model year. Page Count Estimated Page Count: 1000+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, crankshaft, pistons, connecting rods, timing system, lubrication system, cooling system Engine Management: Fuel injection, ignition system, emissions control, ECU diagnostics Transmission: Manual transmission, automatic transmission, clutch, drive shafts, differentials Brakes: Brake system hydraulics, disc brakes, drum brakes, parking brake, ABS Suspension: Front suspension (MacPherson struts), rear suspension (multi-link), steering system, wheel alignment Electrical System: Battery, charging system, starting system, lighting, instrumentation, power accessories, wiring diagrams Body And Chassis: Body structure, exterior panels, interior trim, doors, windows, HVAC system, safety systems (airbags) Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid checks and changes, spark plug replacement, brake inspections, tire rotations Repair Procedures: Engine rebuild, transmission overhaul, brake caliper replacement, suspension component replacement, electrical component diagnosis and replacement Troubleshooting: Diagnostic codes, symptom-based troubleshooting guides Specific Repairs: Timing belt replacement, oil pump seal replacement, steering rack overhaul, starter motor replacement, alternator replacement, fuel pump replacement. Technical Depth Depth: Comprehensive: From basic fluid checks to complete engine and transmission rebuilds, including detailed diagnostic procedures and specifications. Diagnostic Tools: Includes information on OBD-II diagnostic codes, general diagnostic procedures, and multimeter usage. 📊 Manual Specifications File Format File Type: PDF Print Quality Quality: High-resolution scans, clear text and diagrams Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code And Type: FS-DE (2.0L DOHC I4) Displacement: 1991 cc (2.0 Liters) Performance Horsepower: 126 hp @ 6000 rpm Torque: 133 lb-ft @ 4000 rpm Fuel System Induction: Electronic Multi-Point Fuel Injection (MPI) Recommended Fuel: 87 Octane Unleaded Gasoline Engine Mechanical Bore X Stroke: 83.0 mm x 92.0 mm Compression Ratio: 9.1:1 🔧 Transmission Standard Transmission Type: 5-Speed Manual Optional Transmission Type: 4-Speed Automatic Features Automatic Features: Electronically controlled, Lock-up torque converter Fluid Specifications Manual Transmission Fluid: API GL-4, SAE 75W-90 (Recommended: Mazda Genuine Oil or equivalent) Automatic Transmission Fluid: Dexron III or equivalent (Recommended: Mazda Genuine ATF Type T-IV or equivalent) 📐 Dimensions Exterior Length: 173.8 inches (Sedan) Width: 67.1 inches Height: 56.1 inches Wheelbase: 102.8 inches Interior Front Headroom: 38.8 inches Front Legroom: 43.1 inches Rear Headroom: 37.1 inches Rear Legroom: 34.4 inches Cargo Trunk Volume: 12.7 cubic feet (Sedan) Weights Curb Weight: Approx. 2700 - 2850 lbs Gross Vehicle Weight Rating: Approx. 3700 lbs Towing Capacity: Not Recommended 🛡️ Safety Features Ratings NHTSA Frontal Crash Test Driver: 4 Stars (1999-2000 models) NHTSA Frontal Crash Test Passenger: 4 Stars (1999-2000 models) Active Features ABS: Optional on some trims Passive Features Airbags: Driver and front passenger airbags standard Seatbelts: 3-point front and rear seatbelts, pretensioners for front seats 💡 Technology Features Infotainment Audio System: AM/FM stereo with CD player and cassette deck (optional), multiple speaker configurations. Driver Assistance Features: Limited to ABS (optional) and standard safety features like airbags. Connectivity Features: Basic connectivity with analog audio inputs, no integrated Bluetooth or USB. 🔧 Maintenance Service Intervals Engine Oil Change: Every 5,000 miles or 6 months, whichever comes first Air Filter Replacement: Every 15,000 miles or 12 months Spark Plug Replacement: Every 30,000...