๐ท๏ธ Basic Information Identification Make: Mazda Model: Protege Year: 1992 Codes Chassis Code: BG Engine Codes Covered: 1.6L B6, 1.8L BP ๐ Introduction Market Position Segment: Compact Car / Small Family Car Competitive Landscape: Competed directly with vehicles like the Honda Civic, Toyota Corolla, Nissan Sentra, and Ford Escort of the same era. Key Features Value Proposition: Offered a blend of sporty handling, reliability, and affordability, making it a popular choice for younger drivers and budget-conscious buyers. Body Styles: Available as a 3-door hatchback, 4-door sedan, and 5-door wagon. Trim Levels: Base, DX, LX, ES, GT (sport model). ๐ Manual Details Coverage Areas Coverage: Comprehensive mechanical and electrical systems, maintenance, troubleshooting, and repair procedures for all 1992 Mazda Protege models. Page Count Page Count: Estimated 1000+ pages (typical for a comprehensive workshop manual of this era). Manual Type Manual Type: Workshop Manual / Service Manual Language Language: English Format Format: Digital Download (PDF) ๐ Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, overhaul, valve timing, cylinder head, pistons, crankshaft, lubrication system, cooling system. Engine Electrical: Ignition system, fuel injection system (MPI), starting system, charging system, sensors, wiring diagrams. Transmission Manual: Clutch system, manual gearbox overhaul, shift mechanism, gear ratios. Transmission Automatic: Automatic transmission overhaul, control systems, fluid specifications, torque converter. Drivetrain: Front-wheel drive system, axles, CV joints, differential. Suspension: Front and rear suspension systems, struts, springs, control arms, ball joints, bushings, alignment specifications. Steering: Power steering system, steering column, tie rods, steering rack, fluid specifications. Brakes: Front and rear disc brakes, brake calipers, master cylinder, brake lines, parking brake, ABS (if equipped), bleeding procedures. Fuel System: Fuel tank, fuel pump, fuel filter, fuel lines, fuel injectors, fuel pressure regulator. Exhaust System: Exhaust manifold, catalytic converter, mufflers, pipes, mounting hardware. HVAC: Air conditioning system, heater core, blower motor, controls, refrigerant handling. Electrical Body: Lighting systems (headlights, taillights, interior), power windows, power locks, wipers, horn, fuse box, relays, body control modules. Body Exterior: Body panels, doors, hood, trunk lid, bumpers, glass, trim, body repair and alignment. Body Interior: Seats, dashboard, headliner, door panels, carpets, seat belts, airbags (if applicable). Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plug replacement, fluid checks and changes, timing belt replacement, brake pad replacement. Diagnostics Troubleshooting: Systematic troubleshooting guides, symptom-based diagnostics, error code interpretation (OBD-I), component testing. Repair Overhaul: Detailed step-by-step instructions for component removal, installation, repair, and rebuilding of major systems. Electrical Diagnostics: Wiring diagrams interpretation, circuit testing, component diagnosis using multimeters and oscilloscopes. Specifications Data: Torque specifications, clearances, tolerances, fluid capacities, electrical values, engine control parameters. Technical Depth Depth: In-depth repair and overhaul procedures suitable for professional technicians and experienced DIY enthusiasts. Includes detailed diagrams, exploded views, and diagnostic flowcharts. ๐ Manual Specifications File Format File Format: Portable Document Format (PDF) Searchability: Searchable text for quick information retrieval. Print Quality Resolution: High-resolution scans for clear text and legible diagrams. Printability: Printable pages for on-demand hard copy access. Binding Type Binding Type: N/A (Digital) Paper Type Paper Type: N/A (Digital) โ๏ธ Engine Specifications Primary Engine Engine 1 Displacement: 1.6 Liters (1598 cc) Engine 1 Code: B6 Engine 1 Configuration: Inline-4, DOHC, 16-valve Engine 1 Horsepower: Approx. 88-98 hp @ 5500-6000 rpm (depending on application) Engine 1 Torque: Approx. 90-95 lb-ft @ 3500-4500 rpm Engine 2 Displacement: 1.8 Liters (1839 cc) Engine 2 Code: BP Engine 2 Configuration: Inline-4, DOHC, 16-valve Engine 2 Horsepower: Approx. 118-125 hp @ 6000 rpm Engine 2 Torque: Approx. 121-125 lb-ft @ 4500-5000 rpm Performance Engine Management: Electronic Fuel Injection (EFI) with ECU control. Fuel System Fuel Type: Unleaded Gasoline Fuel Octane Rating: 87 AKI (or higher recommended) Fuel Delivery: Multi-Port Fuel Injection (MPI) ๐ง Transmission Standard Standard Transmission: 5-speed Manual Transmission Optional Optional Transmission: 4-speed Automatic Transmission Features Transmission Fluid Manual: Mazda ATF-III (or equivalent) Transmission Fluid Automatic: Mazda ATF-III (or equivalent) Clutch Type: Hydraulically actuated, dry single-plate clutch. ๐ Dimensions Exterior Wheelbase: Approx. 98.2 inches (2494 mm) Length: Approx. 166.7 inches (4234 mm) for sedan Width: Approx. 66.1 inches (1679 mm) Height: Approx. 54.1 inches (1374 mm) for sedan Weights Curb Weight: Approx. 2300-2600 lbs (1043-1179 kg) depending on body style and engine. Gross Vehicle Weight Rating: Typically around 3400 lbs (1542 kg). ๐ก๏ธ Safety Features Ratings NHTSA Frontal Impact Driver: Not explicitly rated for this model year by NHTSA in readily available public records, but generally considered safe for its class. IIHS Crash Test Results: Similar vehicles of this era received 'Good' or 'Acceptable' ratings in frontal offset tests by IIHS. Passive Features Seat Belts: Three-point front and rear seat belts. Airbags: Driver-side airbag standard on most models, passenger airbag optional or absent. Crumple Zones: Designed with front and rear crumple zones for energy absorption. ๐ก Technology Features Infotainment Audio System: Factory AM/FM cassette player, optional CD player. Basic speaker configurations. Driver Assistance ABS: Anti-lock Braking...
In-depth repair and overhaul procedures suitable for professional technicians and experienced DIY enthusiasts. Includes detailed diagrams, exploded views, and diagnostic flowcharts.
๐ Manual Specifications
File Format
File Format:
Portable Document Format (PDF)
Searchability:
Searchable text for quick information retrieval.
Print Quality
Resolution:
High-resolution scans for clear text and legible diagrams.
Printability:
Printable pages for on-demand hard copy access.
Binding Type
Binding Type:
N/A (Digital)
Paper Type
Paper Type:
N/A (Digital)
โ๏ธ Engine Specifications
Primary Engine
Engine 1 Displacement:
1.6 Liters (1598 cc)
Engine 1 Code:
B6
Engine 1 Configuration:
Inline-4, DOHC, 16-valve
Engine 1 Horsepower:
Approx. 88-98 hp @ 5500-6000 rpm (depending on application)
Engine 1 Torque:
Approx. 90-95 lb-ft @ 3500-4500 rpm
Engine 2 Displacement:
1.8 Liters (1839 cc)
Engine 2 Code:
BP
Engine 2 Configuration:
Inline-4, DOHC, 16-valve
Engine 2 Horsepower:
Approx. 118-125 hp @ 6000 rpm
Engine 2 Torque:
Approx. 121-125 lb-ft @ 4500-5000 rpm
Performance
Engine Management:
Electronic Fuel Injection (EFI) with ECU control.
Fuel System
Fuel Type:
Unleaded Gasoline
Fuel Octane Rating:
87 AKI (or higher recommended)
Fuel Delivery:
Multi-Port Fuel Injection (MPI)
๐ง Transmission
Standard
Standard Transmission:
5-speed Manual Transmission
Optional
Optional Transmission:
4-speed Automatic Transmission
Features
Transmission Fluid Manual:
Mazda ATF-III (or equivalent)
Transmission Fluid Automatic:
Mazda ATF-III (or equivalent)
Clutch Type:
Hydraulically actuated, dry single-plate clutch.
๐ Dimensions
Exterior
Wheelbase:
Approx. 98.2 inches (2494 mm)
Length:
Approx. 166.7 inches (4234 mm) for sedan
Width:
Approx. 66.1 inches (1679 mm)
Height:
Approx. 54.1 inches (1374 mm) for sedan
Weights
Curb Weight:
Approx. 2300-2600 lbs (1043-1179 kg) depending on body style and engine.
Gross Vehicle Weight Rating:
Typically around 3400 lbs (1542 kg).
๐ก๏ธ Safety Features
Ratings
NHTSA Frontal Impact Driver:
Not explicitly rated for this model year by NHTSA in readily available public records, but generally considered safe for its class.
IIHS Crash Test Results:
Similar vehicles of this era received 'Good' or 'Acceptable' ratings in frontal offset tests by IIHS.
Passive Features
Seat Belts:
Three-point front and rear seat belts.
Airbags:
Driver-side airbag standard on most models, passenger airbag optional or absent.
Crumple Zones:
Designed with front and rear crumple zones for energy absorption.
๐ก Technology Features
Infotainment
Audio System:
Factory AM/FM cassette player, optional CD player. Basic speaker configurations.
Driver Assistance
ABS:
Anti-lock Braking System (ABS) available as an option on some higher trim levels.
Connectivity
Connectivity Features:
Minimal by modern standards; primarily focused on mechanical and basic electrical systems.
๐ง Maintenance
Service Intervals
Oil Change Interval:
Every 5,000 miles or 6 months, whichever comes first.
Oil Filter Replacement:
With every oil change.
Air Filter Replacement:
Every 15,000-30,000 miles or as needed.
Spark Plug Replacement:
Every 30,000-60,000 miles depending on plug type.
Timing Belt Replacement:
Every 60,000 miles or 5 years (critical for interference engines).
Fluid Specifications
Engine Oil Type:
API SG or SH, SAE 5W-30 or 10W-30 (check owner's manual for climate specific recommendations).
Engine Oil Capacity:
Approx. 3.7-4.2 US quarts (3.5-4.0 liters) with filter change.
Coolant Type:
Ethylene Glycol based antifreeze (50/50 mix with distilled water).
Brake Fluid Type:
DOT 3 Brake Fluid.
Power Steering Fluid Type:
Dexron II or equivalent ATF.
Known Issues
Common Issues:
Timing belt failure if not replaced at recommended intervals (interference engine), CV joint wear, minor electrical gremlins, exhaust system rust, occasional idle control valve issues.
๐ Vehicle History
Brand Heritage
Mazda Reputation:
Mazda is known for its focus on driving dynamics ('Jinba Ittai' - horse and rider as one) and innovative engineering.
Model Evolution
Protege Generation:
This 1992 model belongs to the second generation (BG) of the Mazda Protege, introduced in 1989.
Generation Changes:
The BG generation featured a more rounded styling and improved interior compared to its predecessor.
Production
Production Period:
The second generation (BG) Protege was produced from 1989 to 1994.
Manufacturing Locations:
Primarily manufactured in Japan.
๐ Awards & Recognition
Recognitions
Automotive Journal Reviews:
Frequently praised for its sporty handling and affordability by automotive publications of the era.