🏷️ Basic Information

Make:

Datsun

Model:

1400 Saloon

Year:

1970

Chassis Code:

B110 (Saloon variant)

Engine Code:

A14

👋 Introduction

Positioning:

A vital resource for owners and mechanics of the classic Datsun 1400 Saloon, offering factory-level repair and maintenance guidance.

Advantage:

Provides genuine factory information, unlike third-party manuals, ensuring accuracy and completeness for all repair tasks.

User Friendliness:

Step-by-step instructions, numbered guides, and bold figure numbers simplify complex procedures for users of all skill levels.

Content Depth:

Offers in-depth, professional technician-level knowledge for maintenance, repair, refurbishment, and restoration.

📋 Manual Details

Coverage:

All styles and variants of the 1970 Datsun 1400 Saloon

Estimated Page Count:

Several hundred pages (exact count not specified, but implied to be substantial)

Type:

Factory Service Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Engine Service Repair:

Detailed procedures for maintenance, diagnosis, and repair of the A14 engine.

Transmission Service Repair:

Comprehensive coverage of manual and/or automatic transmission servicing and repairs.

Brake System:

Detailed information on brake component inspection, repair, and maintenance.

Wiring Diagram:

Complete electrical wiring diagrams for accurate troubleshooting.

Electrical System:

In-depth coverage of all electrical components, circuits, and troubleshooting.

Suspension:

Procedures for suspension system diagnosis, repair, and alignment.

Steering:

Detailed guidance on steering system components and maintenance.

Cooling System:

Information on radiator, thermostat, coolant, and fan system servicing.

Fuel System:

Coverage of fuel delivery, carburetor (or early injection if applicable), and fuel tank maintenance.

Emission System:

Details on emission control devices and their servicing for the era.

Heater Air Conditioning:

Information on climate control system components and repair.

Engine Control System:

Diagnosis and repair of engine management related components.

Chassis Body:

Bodywork repair, chassis alignment, and structural information.

Restraint System:

Information on seat belts and any early safety restraint systems.

Interior:

Details on interior trim, dashboard, and components.

Differential Drive:

Servicing and repair of the rear axle and differential.

Axle:

Information on front and rear axle components and maintenance.

General Maintenance:

Routine checks, fluid changes, filter replacements, and basic adjustments.

Troubleshooting:

Advanced diagnostic guides for identifying and resolving various vehicle issues.

Periodic Lubrication:

Specific lubrication points and recommended lubricant types and intervals.

Depth:

Complete repair and rebuild procedures, suitable for professional technicians and experienced DIYers.

📊 Manual Specifications

Format:

PDF

Requirements:

Adobe PDF Reader

Printability:

Fully printable, with no restrictions; individual pages or the entire manual.

Binding:

Digital Download (printable)

Paper Type:

N/A (Digital Format)

Search Functionality:

Searchable PDF for quick information retrieval.

⚙️ Engine Specifications

Engine Type:

Inline 4-cylinder, Overhead Valve (OHV) or Overhead Cam (OHC) depending on exact variant, but typically A-series.

Displacement:

1.4 Liters (1397 cc)

Bore X Stroke:

Approx. 73 mm x 81.3 mm (specific to A14)

Compression Ratio:

Typically around 8.5:1 to 9.0:1 (varies by market and specific tune)

Horsepower Est:

Approximately 60-70 HP (DIN) at around 5000-5500 RPM (specific to A14)

Torque Est:

Approximately 100-115 Nm (74-85 lb-ft) at around 2500-3000 RPM (specific to A14)

Fuel Delivery:

Single downdraft carburetor (e.g., Hitachi SH20 or similar).

Recommended Fuel:

Unleaded gasoline (octane rating as specified in the original manual, likely 91 RON or equivalent).

🔧 Transmission

Type:

4-speed manual transmission

Type:

3-speed automatic transmission (availability varied by market and trim)

Gear Ratios:

Specific gear ratios for manual and automatic transmissions would be detailed in the manual.

Clutch Type:

Single dry plate, hydraulically operated (typical for this era).

📐 Dimensions

Wheelbase:

Approx. 2,400 mm (94.5 inches) (B110 chassis)

Length:

Approx. 3,970 mm (156.3 inches)

Width:

Approx. 1,560 mm (61.4 inches)

Height:

Approx. 1,380 mm (54.3 inches)

Curb Weight Est:

Approx. 850 - 950 kg (1874 - 2094 lbs) (depending on specification)

Gross Vehicle Weight:

As specified in the manual for payload capacity.

🛡️ Safety Features

Crash Test Era:

Safety testing standards were less rigorous in 1970 compared to modern vehicles; manual provides era-specific safety features and considerations.

Braking System Type:

Front disc brakes, rear drum brakes (common configuration).

Seat Belts:

Standard front seat belts; rear seat belts may have been optional or market-dependent.

Body Construction:

Unibody construction designed with crumple zones typical for the period.

💡 Technology Features

Audio System:

Basic AM radio, often with a single speaker. Cassette player was a rare aftermarket option.

Era Features:

Limited to basic driver aids; no electronic driver assistance systems.

Connectivity:

No electronic connectivity features available.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 miles (4,800-8,000 km) or 3-6 months, as detailed in the manual.

Tune Up Interval:

Regular tune-ups (spark plugs, points, condenser, filters) every 10,000-20,000 miles (16,000-32,000 km).

Engine Oil Grade:

API SF or SG, SAE 10W-30 or 10W-40 (specific viscosity dependent on ambient temperature, refer to manual).

Coolant Type:

Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio recommended).

Transmission Fluid Manual:

GL-4 Gear Oil, SAE 75W-90 or 80W-90 (check manual for exact specification).

Transmission Fluid Auto:

Dexron II or equivalent (if automatic transmission is fitted).

Brake Fluid Type:

DOT 3 or DOT 4 hydraulic brake fluid.

Carburetor Tuning:

Carburetors of this era can require periodic adjustment for optimal performance and emissions.

Ignition System:

Points and condenser in the distributor require regular inspection and replacement.

Rust Prevention:

Early Datsuns are susceptible to rust, especially in common areas like wheel arches, rocker panels, and door sills. Regular inspection and preventative treatment are advised.

📚 Vehicle History

Datsun Legacy:

Datsun, a precursor to Nissan, was renowned for producing reliable, affordable, and increasingly sporty vehicles, building a strong reputation in global markets.

B110 Generation:

The B110 platform represented a significant step for Datsun, evolving from earlier models and setting the stage for the performance-oriented Datsun 1200 (B210) and subsequent Sunny generations.

Production Period B110:

The B110 Sunny/Datsun 1400 was produced from approximately 1970 to 1973.

Manufacturing Locations:

Primarily Japan, with significant export to North America, Europe, and Australia.

🏆 Awards & Recognition

Market Reputation:

Datsun vehicles of this period were generally well-regarded for their reliability, fuel efficiency, and affordability, often punching above their weight in performance and build quality for the price point.