Target Audience:
Professional technicians and experienced DIY mechanics
Value Proposition:
Provides factory-level repair and maintenance information for the Mazda 121 (DB) model year 1997.
Manual Comparison:
Offers comparable detail to official factory service manuals, often at a more accessible price point.
Download Speed:
Instant Download
Content Scope:
Covers repair, maintenance, and diagnostics, mirroring content found in factory service and owner's manuals.
Engine Mechanical:
Yes (including engine assembly, disassembly, diagnostics, and tuning)
Engine Electrical:
Yes (including ignition system, starting system, charging system, fuel injection system diagnostics)
Transmission:
Yes (covering both manual and automatic transmissions, including overhaul and adjustment)
Drivetrain:
Yes (including axles, driveshafts, and differentials)
Suspension And Steering:
Yes (including front and rear suspension components, steering gear, and power steering system)
Brakes:
Yes (including hydraulic system, ABS if applicable, disc and drum brake servicing)
Body And Chassis:
Yes (including body panel repair, interior trim, glass replacement, and structural components)
Electrical And Electronics:
Yes (including lighting, instrumentation, wiring diagrams, body control modules, and accessory circuits)
Heating Ventilation And Air Conditioning:
Yes (HVAC system operation, diagnosis, and component replacement)
Routine Maintenance:
Yes (oil changes, fluid checks, filter replacements, spark plug replacement)
Troubleshooting:
Yes (diagnostic charts and procedures for common and uncommon issues)
Component Disassembly And Assembly:
Yes (detailed step-by-step instructions for major and minor components)
Repair And Rebuild:
Yes (guidance for rebuilding engines, transmissions, and other major systems)
Diagnostic Procedures:
Yes (including use of diagnostic tools and interpretation of fault codes)
Wiring Diagrams:
Yes (comprehensive electrical schematics for various systems)
Depth Of Information:
Comprehensive (suitable for professional technicians and advanced DIYers)
Diagnostic Capabilities:
Advanced (covering electrical diagnostics, mechanical testing, and performance analysis)
Rebuild Procedures:
Detailed (including torque specifications, clearances, and assembly sequences for major overhauls)
Engine Code:
B3 (common for this generation)
Engine Type:
Inline 4-cylinder, SOHC
Displacement:
1.3L (1324 cc)
Horsepower:
Approx. 73-75 PS (metric horsepower) @ 5500 rpm (figures may vary by market)
Torque:
Approx. 104-106 Nm (Newton-meters) @ 3000 rpm (figures may vary by market)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline
ECU Type:
Engine Control Unit (ECU) with diagnostic capabilities
Transmission Type:
5-speed Manual Transmission
Transmission Type:
3-speed Automatic Transmission
Clutch Type:
Dry, single-plate, diaphragm spring clutch
Manual Transmission Fluid:
API GL-4, SAE 75W-90 or SAE 80W-90 (refer to manual for specific Mazda recommendations)
Automatic Transmission Fluid:
Dexron III or equivalent (refer to manual for specific Mazda recommendations)
Length:
Approx. 3,805 mm (3-door) / 3,965 mm (5-door)
Height:
Approx. 1,365 mm (3-door) / 1,390 mm (5-door)
Curb Weight:
Approx. 850-950 kg (depending on configuration)
Gross Vehicle Weight Rating:
Approx. 1,300 kg
Crash Test Ratings:
Limited data available for this specific model year and region; often reliant on manufacturer internal standards or regional tests of the era.
Anti Lock Brakes:
Optional on higher trims or specific markets.
Airbags:
Driver's airbag typically standard; passenger airbag optional.
Seatbelts:
Front and rear seatbelts (pre-tensioners may be present on front belts).
Audio System:
Factory fitted radio/cassette player, with potential for CD player as an option or aftermarket upgrade.
Speakers:
Typically 2-4 speaker setup.
Cruise Control:
Optional on higher trim levels.
Auxiliary Input:
Not typically factory standard; aftermarket solutions may be available.
Engine Oil And Filter:
Typically every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6-12 months, depending on driving conditions. Refer to manual for exact schedule.
Air Filter Replacement:
Every 15,000 - 30,000 miles (24,000 - 48,000 km) or as needed based on inspection.
Spark Plug Replacement:
Typically every 30,000 - 60,000 miles (48,000 - 96,000 km) for standard spark plugs.
Engine Coolant:
Mazda long-life coolant or equivalent ethylene glycol-based coolant, mixed 50/50 with distilled water.
Brake Fluid:
DOT 3 or DOT 4 hydraulic brake fluid.
Power Steering Fluid:
ATF Dexron II/III or manufacturer-specified power steering fluid (check manual).
Common Wear Items:
Ignition components (spark plugs, coils/wires), exhaust system components, suspension bushings, and potentially clutch wear.
Electrical Gremlins:
Older vehicles can sometimes develop minor electrical issues related to aging wiring harnesses or connectors.
Maintenance Schedule Detail
Comprehensive Schedule:
The manual provides detailed mileage and time-based schedules for all fluid changes, filter replacements, inspections, and component services.
Brand Focus:
Mazda has a history of producing reliable and driver-focused small cars.
Generation Introduction:
The DB generation of the Mazda 121 was introduced in late 1995 / early 1996, replacing the previous DA generation.
Design Influence:
This generation shared its platform with the Ford Festiva (WB) in many markets, reflecting a period of Ford's significant stake in Mazda.
Production Period:
1996-2002 (for the DB generation)
Manufacturing Locations:
Primarily Japan, but also produced in other regions under license or joint ventures.
