Segment:
Compact car, economy sedan/hatchback.
Competitors:
Honda Civic, Toyota Corolla, Ford Escort, Nissan Sentra.
Value Proposition:
Affordable, reliable transportation with engaging driving dynamics, especially in GT trim.
Performance Variants:
Included performance-oriented 'GT' trims featuring the 1.8L BP-ZE engine.
Years Covered:
1989, 1990, 1991, 1992, 1993, 1994
Regions Covered:
Global (specifics may vary by region, manual typically reflects North American specifications)
Type:
Service and Repair Manual
Engine Mechanical:
Complete engine overhaul, cylinder head, pistons, crankshaft, timing belt, oil pump, lubrication system.
Engine Performance:
Fuel injection system (MPI), ignition system, emissions control systems, turbocharging (if applicable to specific trims).
Transmission:
Manual transmission (M5, G series), automatic transmission (FN4A-EL), clutch system, driveline components.
Brakes:
Front disc, rear drum or disc brakes, ABS (if equipped), hydraulic system, parking brake.
Suspension Steering:
Front struts, rear torsion beam or independent suspension, power steering system, wheel alignment specifications.
Electrical:
Battery, charging system, starting system, lighting, instrumentation, power windows/locks, body control modules, wiring diagrams.
Body Chassis:
Frame, body panels, doors, bumpers, glass, interior trim, HVAC system, cooling system.
Maintenance:
Oil changes, filter replacements, spark plug replacement, fluid checks and top-offs, belt adjustments.
Troubleshooting:
Diagnostic procedures for common drivability issues, electrical faults, and mechanical problems.
Repair:
Step-by-step instructions for component removal, installation, and repair for all major vehicle systems.
Diagnostics:
Diagnostic trouble codes (DTCs), on-board diagnostics (OBD-I) interpretation, component testing procedures.
Specifications:
Torque specifications for critical fasteners, measurement specifications, tolerances.
Depth:
Comprehensive: Covers routine maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics.
Engine 1 Displacement:
1.8 Liters
Engine 1 Type:
DOHC Inline-4, Naturally Aspirated
Engine 1 Horsepower:
125 hp @ 6000 rpm
Engine 1 Torque:
115 lb-ft @ 4500 rpm
Engine 2 Displacement:
1.6 Liters
Engine 2 Type:
SOHC Inline-4, Naturally Aspirated
Engine 2 Horsepower:
88-93 hp (depending on year/market)
Engine 2 Torque:
90-97 lb-ft (depending on year/market)
Fuel Delivery:
Electronic Fuel Injection (MPI)
Fuel Type:
Unleaded gasoline (87 octane recommended, 91+ for optimal performance in BP-ZE)
NHTSA Driver Side Impact:
Not widely available for this era, typically average for its class.
IIHS Crash Test Results:
Not widely available for this era, typically average for its class.
ABS:
Optional on select trims, standard on higher performance models.
Airbags:
Driver's side airbag standard from 1990/1991 onwards, passenger airbag optional or unavailable.
Seatbelts:
3-point front, 2-point rear (later models may have 3-point rear).
Oil Change Interval:
Every 5,000 miles or 6 months (whichever comes first).
Timing Belt Replacement:
Every 60,000 miles or 5 years (critical for BP-ZE engine to prevent catastrophic failure).
Coolant Flush:
Every 30,000 miles or 2 years.
Engine Oil:
API SJ/SL, SAE 5W-30 or 10W-30 (check owner's manual for specific viscosity based on climate).
Transmission Fluid Manual:
API GL-4, SAE 75W-90 gear oil.
Transmission Fluid Automatic:
Mazda ATF-III or equivalent.
Coolant:
Ethylene glycol-based antifreeze, 50/50 mix with distilled water.
Engine Seizure:
Timing belt failure in BP-ZE engines can cause valve-to-piston contact, leading to severe damage. Strict adherence to replacement intervals is crucial.
Oil Leaks:
Common leaks from valve cover gasket and front crankshaft seal.
Suspension Wear:
Worn strut mounts and control arm bushings can lead to noisy suspension and poor handling.
Rust:
Susceptible to rust, particularly in wheel wells, rocker panels, and chassis components in areas with harsh winters.
Mazda Legacy:
Mazda's reputation for sporty handling and driver engagement established with models like the RX-7 and Miata.
Generation Introduction:
The BG generation Protege (1989-1994) represented a significant step up in refinement and design from its predecessor.
Design Philosophy:
Styled by Toshihiko Hirai, it featured a more aerodynamic and contemporary look.
Production Years:
1989-1994
Manufacturing Locations:
Japan
