Volvo 740 GL 740 SE 1982-1988 Service Repair Workshop Manual

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This manual covers the 740 GL and 740 SE models produced between 1982 and 1988. The 740 series, a mid-size executive car, exemplifies these principles. Built on a rear-wheel-drive platform,...

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Type: Car

Vendor:

Sku: 70142

Tags: 1982 1983 1984 1985 1986 1987 1988 700 Series 740 GL 740 SE Car Cars Volvo

Product variants

Description

This manual covers the 740 GL and 740 SE models produced between 1982 and 1988. The 740 series, a mid-size executive car, exemplifies these principles. Built on a rear-wheel-drive platform, these vehicles offered a modern and refined design for their era, available as both 4-door sedans and 5-door station wagons. They were typically equipped with inline 4-cylinder SOHC engines, featuring fuel injection and a focus on reliability, with common engine options including the B230F and turbocharged B230FT. This comprehensive Service Repair Workshop Manual provides detailed information essential for the maintenance and repair of your 740. It covers a wide array of systems, including the engine, transmission, brakes, suspension, steering, and body electrical systems. Within its pages, you will find step-by-step repair instructions, diagnostic procedures, troubleshooting guides, technical specifications, and important safety guidelines. This manual is designed to empower owners and professional technicians alike, enabling them to perform all necessary maintenance and repairs with confidence and precision, ensuring the longevity and optimal performance of the vehicle.

🏷️ Basic Information

Identification

Make:

Volvo

Model:

740 GL, 740 SE

Year Range:

1982-1988

👋 Introduction

Market Position

Target Audience:

Volvo 740 GL & SE owners (DIY mechanics), Independent Auto Service Professionals, Volvo Dealership Technicians

Segment:

Mid-size/Executive car

Competitive Analysis

Value Proposition:

Provides dealership-level repair information for DIYers, enabling significant cost savings on maintenance and repairs.

Key Features

Key Features:

• Vehicle-specific information (not generic)

• Dealer-level accuracy and procedures

• Step-by-step instructions

• Diagrams and illustrations

• Wiring schematics

• Component specifications

• Troubleshooting guidance

• Cost-saving potential for owners

• Empowerment for informed discussions with technicians

📋 Manual Details

Coverage

Manual Type:

Service Repair Workshop Manual

Language:

English

Format:

PDF Download

Compatibility:

All Versions of Windows and Mac

Printability:

Yes (all pages printable)

Software Requirements:

Adobe PDF Reader

Page Count:

Not explicitly stated, but workshop manuals of this era and scope are typically hundreds of pages long.

📖 Manual Coverage

Systems

Systems Covered:

• General Information

• Engine Mechanical System

• Engine Electrical System

• Emission Control System

• Fuel System

• Clutch System

• Manual Transaxle System

• Automatic Transaxle System

• Driveshaft and Axle

• Suspension System

• Steering System

• Restraint System

• Brake System

• Body (Interior and Exterior)

• Body Electrical System

• Heating, Ventilation, Air Conditioning (HVAC)

Procedures

Procedures Included:

• Step-by-step repair instructions

• Troubleshooting guides

• Diagnostic procedures

• Maintenance procedures

• Component removal and installation

• Component overhaul and rebuilding

• Wiring schematic interpretation and tracing

• Component testing and adjustment

• Torque specifications

• Fluid specifications and capacities

Depth

Technical Depth:

Comprehensive (used by professional mechanics, covers diagnostics, repair, and overhaul)

Technical Depth

Diagnostic Capabilities:

Includes diagnostic procedures for engine management, electrical systems, and mechanical components. May involve basic code reading (if applicable) or component testing.

📊 Manual Specifications

File Attributes

File Format:

Searchability:

Implied (typical for PDFs, aiding quick information retrieval)

Print Attributes

Print Quality:

High (reproducible for clear diagrams and text)

Binding Type

Binding Type:

Digital (Downloadable PDF)

Paper Type

Paper Type:

N/A (Digital format)

⚙️ Engine Specifications

Primary Engine

Common Engine Options:

While not explicitly detailed for specific engine codes, the 1982-1988 Volvo 740 series primarily featured the B230F (2.3L SOHC 8-valve inline-4, fuel injected) and the B230FT (turbocharged version). Earlier models may have had B21 or B23 engines.

Performance

Typical Horsepower Range:

Approximately 114 hp (B230F) to 162 hp (B230FT turbo) depending on engine and market.

Typical Torque Range:

Approximately 135 lb-ft (B230F) to 175 lb-ft (B230FT turbo).

Compression Ratio:

Approximately 9.2:1 (B230F), higher for turbo models.

Fuel System

Fuel Injection System:

Bosch LH-Jetronic (most common on B230F and B230FT)

Fuel Type:

Unleaded gasoline

Engine Mechanical System

Engine Layout:

Inline 4-cylinder, SOHC (Single Overhead Camshaft)

Block Material:

Cast Iron

Cylinder Head Material:

Aluminum

Emission Control System

Emission Controls:

Catalytic converter, Lambda (oxygen) sensor, Exhaust Gas Recirculation (EGR) system (depending on market and year).

🔧 Transmission

Standard

Standard Transmission:

4-speed Manual with Overdrive (M46)

Optional

Optional Transmission:

AW71 (3-speed Automatic) or AW72 (4-speed Automatic with overdrive, often found on turbo models)

Features

Overdrive:

Available on both manual (M46) and automatic (AW72) transmissions for improved highway fuel economy.

Transmission Type

Manual Gear Ratios:

Specific ratios available in manual (M46) covered in the manual.

Automatic Gear Ratios:

Specific ratios available in automatic (AW71/AW72) covered in the manual.

📐 Dimensions

Exterior

Body Styles:

4-door Sedan, 5-door Station Wagon

Wheelbase:

Approximately 2770 mm (109.1 inches)

Length:

Sedan: Approx. 4785 mm (188.4 inches); Wagon: Approx. 4785 mm (188.4 inches)

Width:

Approx. 1750 mm (68.9 inches)

Track Width Front:

Approx. 1470 mm (57.9 inches)

Track Width Rear:

Approx. 1440 mm (56.7 inches)

Weights

Curb Weight:

Varies by model and configuration, typically starting around 1300-1400 kg (2860-3080 lbs).

Gross Vehicle Weight Rating:

Typically around 1850-1950 kg (4080-4300 lbs).

🛡️ Safety Features

Ratings

Passive Safety:

Reinforced A, B, and C pillars, crumple zones, energy-absorbing steering column, side-impact protection beams in doors, three-point seatbelts (front and rear), and often driver and passenger airbags on later models.

Crash Test Information:

Volvo 700 series vehicles are generally recognized for their strong safety performance for their era, with a focus on occupant protection. Specific NHTSA or IIHS ratings for this exact period may be limited but the reputation for safety is high.

Active Features

Active Safety:

Optional ABS (Anti-lock Braking System), power-assisted steering for precise control.

Braking System:

Front ventilated disc brakes, rear solid disc brakes. Power assisted with dual-circuit hydraulic system.

Steering System:

Power-assisted rack and pinion steering.

Passive Features

Seatbelts:

Three-point inertia-reel seatbelts with height adjustment for front occupants.

Airbags:

Driver airbag became available and standard on many models later in the 1980s, passenger airbag followed.

💡 Technology Features

Infotainment

Audio System:

Basic AM/FM radio with cassette player, often with optional amplifier and multiple speakers. Volvo's premium audio systems were available.

Display Type:

Analog gauges for speed, RPM, fuel, and temperature. Warning lights for various systems.

Driver Assistance

Anti Lock Brakes:

ABS was an optional feature on some models, particularly later ones in the range.

Cruise Control:

Often a standard or optional feature on GL and SE models.

Connectivity

Connectivity Options:

Limited by era. Primarily focused on basic vehicle functions and audio.

Climate Control

HVAC Features:

Manual or optional automatic climate control, featuring recirculate mode and adjustable fan speeds.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6-12 months, depending on driving conditions and oil type.

Spark Plug Replacement:

Around 30,000 miles (48,000 km) for standard plugs, potentially longer for platinum or iridium.

Timing Belt Replacement:

Not applicable, these engines use a timing chain.

Coolant Flush Interval:

Typically every 2-3 years or 30,000-50,000 miles (48,000-80,000 km).

Fluid Specifications

Engine Oil Type:

API SG or SH classification, SAE 10W-30 or 10W-40 recommended. Consult manual for specific viscosity based on temperature.

Coolant Type:

Ethylene glycol based antifreeze (e.g., Volvo Blue or a universal equivalent) mixed 50/50 with distilled water.

Automatic Transmission Fluid:

Dexron II or III (depending on specific transmission variant). Always verify with the manual.

Brake Fluid Type:

DOT 3 or DOT 4.

Power Steering Fluid:

Volvo recommends their specific power steering fluid or an ATF (Automatic Transmission Fluid) that meets Dexron II specification.

Differential Fluid:

GL-5 gear oil, viscosity typically SAE 75W-90 or 80W-90, depending on climate. Limited-slip differential fluid if equipped.

Known Issues

Common Issues:

• Worn rear axle bushings (causing clunking or poor handling)

• Leaking fuel injectors or fuel lines

• Cracked dashboard plastic

• Faulty O2 sensors (affecting fuel economy and emissions)

• Corrosion on electrical connectors

• Coolant leaks from hoses or water pump

• Power steering leaks

• Rear main crankshaft seal leaks

Common Issues 2:

• Oil leaks from valve cover gasket

• Faulty Mass Air Flow (MAF) sensor on some later fuel-injected models

• Vacuum hose deterioration leading to air leaks

• Worn engine mounts

• Ignition system components (coil, distributor cap, rotor)

Common Issues 3:

• Headlight switch failure

• Door lock actuator failures

• Window regulator issues

• Heater core leaks

📚 Vehicle History

Brand Heritage

Brand Focus:

Volvo is renowned for its focus on safety, durability, and robust engineering.

Model Evolution

Platform:

The 740 series was part of Volvo's 700 series, a rear-wheel-drive platform introduced in the early 1980s, succeeding the 200 series. It offered a more modern and refined design.

Model Designation:

The '740' designation referred to the four-cylinder engine variants within the 700 series. 'GL' (Grand Luxe) and 'SE' (Special Edition or Sport Edition) were common trim levels.

Key Design Features:

Boxy, robust styling characteristic of Volvo design from the 1980s. Emphasis on passenger and cargo space, particularly in the wagon variant.

Production

Manufacturing Location:

Primarily Sweden (Torslanda and Kalmar plants), but also Canada and Belgium.