Mazda RX-4 Workshop Manual

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🏷️ Basic Information Identification Make: Mazda Model: RX-4 Marketing Name: Mazda RX-4 Common Name: Mazda Grand Familia SSS Coupe / Sedan / Wagon Generation Generation Code: First Generation (SA22C Platform)...

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类型: Car

斯库: 432068

标签: B Series Car Cars Mazda RX-4

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Description

🏷️ Basic Information

Identification

Make:

Mazda

Model:

Marketing Name:

Mazda RX-4

Common Name:

Mazda Grand Familia SSS Coupe / Sedan / Wagon

Generation

Generation Code:

First Generation (SA22C Platform)

Codes

Chassis Codes:

S102, S122

👋 Introduction

Market Position

Target Audience:

Do-it-yourself enthusiasts, professional mechanics, and owners seeking to maintain or restore their Mazda RX-4.

Competitive Analysis

Value Proposition:

Provides comprehensive factory-level repair information at a fraction of the cost of professional shop labor, empowering owners to maintain their classic vehicle.

Key Features

Feature Highlight 1:

Step-by-step instructions with detailed exploded diagrams and photographs.

Feature Highlight 2:

Troubleshooting and electrical service procedures combined with clear wiring diagrams.

Feature Highlight 3:

Enables owners to perform all maintenance, diagnostics, and repairs themselves.

Manual Advantage:

Essential resource for maintaining and preserving a classic rotary-powered Mazda.

📋 Manual Details

Coverage Areas

Coverage Summary:

Comprehensive factory service and repair procedures for the Mazda RX-4.

Page Count

Estimated Page Count:

Estimated 500+ pages (typical for comprehensive factory manuals of this era)

Manual Type

Type:

Factory Service Manual / Workshop Manual

Language

Language:

English

Format

Digital Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine:

Rotary Engine (12A) Mechanical, Cooling, Lubrication, Ignition, Fuel Delivery, Emission Controls.

Transmission:

Manual Transmission (4-speed & 5-speed), Automatic Transmission (optional).

Drivetrain:

Rear Wheel Drive, Driveshaft, Differential, Axles.

Suspension:

Front Independent Suspension (MacPherson Strut), Rear Leaf Spring Suspension, Shock Absorbers, Bushings.

Brakes:

Front Disc Brakes, Rear Drum Brakes, Parking Brake System, Hydraulic Lines, Master Cylinder.

Steering:

Recirculating Ball Steering System, Steering Column, Steering Linkage.

Electrical:

Battery, Charging System (Alternator), Starting System (Starter Motor), Ignition System, Lighting, Instrumentation, Fuses, Relays, Wiring Diagrams.

Body Interior Exterior:

Body Panels, Doors, Hood, Trunk, Seats, Dashboard, Trim, Glass, Seals.

HVAC:

Heating System, Ventilation (no air conditioning typically standard on base models).

Procedures Included

Maintenance:

Routine maintenance, fluid changes, filter replacements, spark plug (if applicable for ignition system) inspection/replacement.

Troubleshooting:

Diagnostic procedures for common issues, symptom-based troubleshooting guides.

Repair:

Step-by-step instructions for component disassembly, repair, and reassembly.

Overhaul:

Detailed procedures for engine (rotary) rebuild, transmission overhaul, etc.

Specifications:

Torque specifications, clearances, fluid capacities, electrical resistance values.

Wiring Diagrams:

Comprehensive electrical wiring schematics for all vehicle systems.

Technical Depth

Depth Of Coverage:

Complete factory-level repair and diagnostic information, suitable for professional mechanics and advanced DIYers.

📊 Manual Specifications

File Format

File Type:

Readability:

Easy-to-read text, high-quality diagrams and illustrations.

Searchability:

Likely searchable text within the PDF, allowing quick information retrieval.

Print Quality

Printable Pages:

All pages are printable, allowing for creation of physical copies for workshop use.

Binding Type

Digital Binding:

N/A (Digital Download)

Paper Type

Digital Paper Type:

N/A (Digital Download - printable on user's choice of paper)

⚙️ Engine Specifications

Primary Engine

Engine Code:

Engine Type:

Two-Rotor Wankel Rotary Engine

Displacement:

1146 cc (approx. 573 cc per rotor)

Bore Per Rotor:

70 mm

Stroke Per Rotor:

75 mm

Performance

Horsepower Net Est:

Approx. 90-110 hp (depending on year and emissions equipment)

Torque Net Est:

Approx. 100-115 lb-ft

Fuel System

Carburetion:

Single or Twin Hitachi Carburetors (e.g., Hitachi HJB 30-32)

Fuel Type:

Unleaded Gasoline (Octane rating specified in manual)

Engine Mechanical

Apex Seals:

Critical component requiring specific lubrication and break-in procedures.

Oil Metering Pump:

System for injecting pre-mix oil into the fuel/air mixture.

Cooling System

Radiator Type:

Crossflow radiator.

Coolant Type:

Ethylene Glycol based antifreeze mixed with distilled water (specific ratio detailed).

🔧 Transmission

Standard

Transmission Type Std:

4-Speed Manual Transmission

Optional

Transmission Type Opt:

5-Speed Manual Transmission (later models) and 3-Speed Automatic Transmission

Features

Clutch Type:

Dry Single Plate Clutch

Fluid Specifications

Manual Transmission Fluid:

GL-4 Gear Oil (Viscosity specification, e.g., 75W-90, detailed in manual)

Automatic Transmission Fluid:

Dexron-II or equivalent automatic transmission fluid.

📐 Dimensions

Exterior

Body Styles:

2-door Coupe, 4-door Sedan, 5-door Wagon

Wheelbase:

Approximately 2475 mm (97.4 inches)

Length:

Approximately 4200-4400 mm (165.4-173.2 inches) depending on body style

Weights

Curb Weight:

Approximately 1050-1150 kg (2315-2535 lbs) depending on configuration

🛡️ Safety Features

Ratings

Crash Test Data:

Limited official crash test data available for this era, emphasis on structural integrity and occupant restraint systems.

Active Features

Active Safety Features:

Front Disc Brakes, Rear Drum Brakes, Collapsible Steering Column.

Passive Features

Passive Safety Features:

Lap and Shoulder Seatbelts, Padded Dashboard, Energy-Absorbing Steering Column.

💡 Technology Features

Infotainment

Infotainment System:

Basic AM/FM Radio with Cassette Player (optional).

Driver Assistance

Driver Assistance Features:

None standard for this era.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Recommended every 5,000 km (3,000 miles) or 6 months, whichever comes first.

Transmission Fluid Change:

Recommended every 40,000 km (25,000 miles) or 2 years.

Coolant Change:

Recommended every 2 years or 40,000 km (25,000 miles).

Fluid Specifications

Engine Oil Spec:

API SF or SG, SAE 10W-30 or 10W-40 (specific viscosity may vary by climate, refer to manual).

Coolant Capacity:

Approx. 6.0 Liters (6.3 US Quarts)

Brake Fluid Spec:

DOT 3 or DOT 4 Hydraulic Brake Fluid.

Known Issues

Common Rotary Issue 1:

Apex seal wear, leading to low compression and starting difficulties.

Common Rotary Issue 2:

Carburetor tuning and maintenance, as they can be sensitive.

Common Rotary Issue 3:

Chasing oil leaks, particularly from the front and rear eccentric shaft seals.

Chassis Related Issue:

Corrosion in common areas such as wheel wells, sills, and chassis components due to age.

📚 Vehicle History

Brand Heritage

Mazda Rotary Legacy:

Built on Mazda's pioneering development and success with rotary engine technology, following the Cosmo and RX-2/3.

Model Evolution

Production Years:

1972-1978

Market Segment:

Compact sports sedan/coupe/wagon, competing with other Japanese and some American compacts.

Production

Manufacturing Location:

Japan

Key Design Elements:

Sleek, sporty styling with clean lines, characteristic of its era.

🏆 Awards & Recognition

Recognitions

Historical Significance:

Recognized as a significant model in Mazda's rotary sports car lineage, predating the iconic RX-7.