🏷️ Basic Information

Make:

Datsun

Model:

310

Year:

1980

Model Code:

A12 (common for this era)

Generation Code:

B310

👋 Introduction

Target Audience:

Professional Datsun technicians, experienced DIY mechanics, and enthusiasts seeking in-depth repair and maintenance information for the 1980 Datsun 310.

Value Proposition:

Provides comprehensive, factory-level information typically only accessible to dealership technicians, enabling owners to perform a wide range of repairs and maintenance, saving on labor costs.

Manual Structure:

Clearly structured with numbered instructions, detailed illustrations, notes, cautions, and warnings for precise execution of procedures.

Diagnostic Tools:

Integrated troubleshooting and electrical service procedures with wiring diagrams to facilitate problem diagnosis and resolution.

Illustration Quality:

Features detailed illustrations, drawings, and photos, including enlarged insets for close examination of parts.

Accessibility:

Instant download eliminates shipping costs and waiting times, offering immediate access to critical repair data.

📋 Manual Details

Coverage Scope:

Full Service Repair

Estimated Page Count:

Extensive (typical for full service manuals of this era, likely 500+ pages, though not explicitly stated).

Manual Type:

Full Service Repair Manual

Language:

English

File Format:

PDF

Delivery Method:

Instant Download

📖 Manual Coverage

Engine Systems:

Engine mechanical, fuel system, ignition system, cooling system, lubrication system, emissions control.

Transmission Systems:

Manual transmission, clutch, drivetrain components.

Electrical Systems:

Wiring diagrams, lighting, charging system, starting system, instrumentation, body electronics.

Chassis Systems:

Suspension (front and rear), steering system, braking system, wheels and tires.

Body And Frame:

Body construction, interior trim, exterior trim, seals, glass.

Maintenance Procedures:

Scheduled maintenance, fluid changes, filter replacements, lubrication.

Repair Procedures:

Detailed step-by-step repair instructions for all major components and systems.

Rebuilding Procedures:

Engine overhaul, transmission rebuild, carburetor rebuild, brake caliper overhaul.

Refurbishment Procedures:

Restoration guidance, parts replacement, cosmetic repairs.

Diagnostic Procedures:

Troubleshooting guides, symptom-based diagnosis, electrical diagnostics.

Depth Of Coverage:

Comprehensive, suitable for professional technicians and advanced DIY mechanics. Covers everything from basic maintenance to complete engine and transmission rebuilds.

📊 Manual Specifications

File Type:

PDF

Printability:

Full Printable

Print Resolution:

High quality, designed for clear printing of text and illustrations.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Required Software:

Adobe PDF Reader, WinRAR (for extraction if compressed)

Operating Systems:

Compatible with all versions of Windows and Mac OS.

⚙️ Engine Specifications

Engine Code:

Likely A12, a common inline-four engine for the B310 generation. Variants like A12A or A14 (depending on market) may also exist.

Engine Type:

Inline-four cylinder, naturally aspirated.

Displacement:

Approximately 1.2 liters (1171 cc) for A12. A14 would be 1.4 liters (1397 cc).

Horsepower Range:

Typically 50-70 HP for the A12, depending on tuning and emissions equipment for the 1980 model year.

Torque Range:

Around 65-80 lb-ft for the A12.

Fuel Delivery:

Typically a downdraft or sidedraft carburetor (e.g., Hitachi or Mikuni).

Fuel Type:

Unleaded gasoline (as required by 1980 emissions standards).

Ignition Type:

Distributor-based ignition system, likely with breaker points or early electronic ignition depending on specific market and trim.

🔧 Transmission

Transmission Type Standard:

4-speed manual transmission was common.

Transmission Type Optional:

3-speed automatic transmission was likely an option on some models.

Clutch Type:

Dry, single-plate, diaphragm spring clutch.

Manual Transmission Fluid:

Likely GL-4 gear oil, SAE 75W-90 or 80W-90. Specific viscosity may vary by temperature and manufacturer recommendation.

Automatic Transmission Fluid:

Dexron-III or equivalent automatic transmission fluid (ATF).

📐 Dimensions

Body Styles:

Typically offered as a 2-door sedan, 4-door sedan, and a 3-door hatchback (Sunny Excellent).

Curb Weight:

Approximately 1900-2100 lbs (860-950 kg), depending on body style and equipment.

🛡️ Safety Features

Crash Test Results:

Vehicle safety standards of 1980 were significantly less stringent than modern standards. The manual would detail occupant protection features available at the time.

Braking System Type:

Front disc brakes, rear drum brakes. Some models may have had power assist.

Seatbelts:

Standard front seatbelts, rear seatbelts likely available on most models.

Steering Column:

Collapsible steering column (a safety feature introduced in this era).

💡 Technology Features

Audio System:

Basic AM/FM radio, possibly with an 8-track player or cassette deck as an aftermarket or rare factory option.

ABS:

Anti-lock Braking System (ABS) was not a standard feature and very unlikely to be factory-fitted on this model.

Connectivity Features:

None in the modern sense. Vehicle communication was limited to basic instrumentation.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 miles (5,000-8,000 km) or 6 months, whichever comes first.

Filter Replacement Interval:

Oil filter: Replace with every oil change. Air filter: Replace every 15,000-30,000 miles (24,000-48,000 km).

Tune Up Schedule:

Spark plugs, distributor cap, rotor, and ignition wires typically inspected/replaced every 20,000-30,000 miles (32,000-48,000 km).

Engine Oil Type:

API SF or SG classification, SAE 10W-30 or 10W-40 recommended for most operating temperatures. Check manual for specific grade.

Coolant Type:

Ethylene glycol-based antifreeze, typically a 50/50 mix with distilled water. Consult manual for specific Datsun coolant or equivalent.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Rust And Corrosion:

Common on vehicles of this age, especially in areas with road salt. Check wheel wells, rocker panels, and floor pans.

Carburetor Issues:

Carburetors can become clogged or require adjustment over time, affecting idle and performance.

Electrical Gremlins:

Aging wiring harnesses and connectors can lead to intermittent electrical problems.

Suspension Wear:

Bushings, ball joints, and shock absorbers can wear out, affecting ride quality and handling.

📚 Vehicle History

Datsun Heritage:

Datsun (later Nissan) was renowned for producing reliable, fuel-efficient, and affordable vehicles. The Datsun 310 was part of the successful Sunny/Sentra lineage.

B310 Generation:

The B310 generation of the Datsun Sunny (Globally, 310 was a market-specific name or a variant) was produced from 1977 to 1981. The 1980 model is part of the latter half of this generation, often featuring styling updates and improved emissions controls.

Manufacturing Locations:

Primarily manufactured in Japan, with potential assembly in other international locations.

🏆 Awards & Recognition

Automotive Press Reviews:

While specific awards for the 1980 model are not readily available, the Datsun Sunny/310 line was generally praised for its economy, reliability, and affordability during its production years.