🏷️ Basic Information

Make:

BMW

Model:

5-Series

Chassis Code:

E28

Variant:

518

Production Years:

1981-1985

👋 Introduction

Positioning:

The BMW 5-Series (E28) represented BMW's executive sedan offering in the early to mid-1980s, known for its blend of performance, luxury, and refined engineering. The 518 model was the entry-level variant, making this manual essential for owners of this specific engine size.

Competitors:

Competed against vehicles like the Mercedes-Benz W123/W124, Audi 100, Volvo 240, and Jaguar XJ in the premium mid-size sedan segment.

Value Proposition:

This manual offers comprehensive, factory-level technical information for the BMW 518 (E28), empowering owners and independent mechanics to perform maintenance, repairs, and diagnostics efficiently and accurately.

📋 Manual Details

Manual Type:

Complete Official Factory Service Repair Manual

Language:

English

Format:

PDF

Printability:

Printable without restriction

Delivery Method:

Instant Download

Requirements:

Adobe PDF Reader

📖 Manual Coverage

General Information:

Included

Periodic Maintenance:

Included

Engine:

Comprehensive coverage

Fuel System:

Includes throttle body

Cooling System:

Included

Lubrication System:

Included

Chassis:

Included

Electrical System:

Comprehensive coverage

Servicing Information:

Included

Emission Control Information:

Included

Wiring Diagrams:

Included

Disassembly:

Complete disassembly instructions

Troubleshooting:

Included

Repair:

Step-by-step repair instructions

Installation:

Implied in repair procedures

Depth:

Suitable for DIY and experienced mechanics

Diagrams:

High quality, detailed exploded diagrams

Completeness:

Covers all models, engines, trims, and transmission types within the specified range

📊 Manual Specifications

File Format:

PDF

Print Quality:

High quality, suitable for printing

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Access Type:

Instant download after payment

⚙️ Engine Specifications

Engine Code Typical:

M10 (e.g., M10B18)

Engine Type:

Inline 4-cylinder, naturally aspirated

Displacement:

Approximately 1.8 liters (1766 cc)

Horsepower Typical:

Around 90-100 hp (may vary slightly by market and specific sub-model)

Torque Typical:

Approximately 140-150 Nm (may vary slightly)

Fuel Delivery:

Typically carbureted (e.g., Solex or Zenith) or early fuel injection (Bosch L-Jetronic or similar) depending on the specific year and market for the 518.

Ignition System:

Electronic ignition system

Oil Type Recommendation:

Refer to manual for specific viscosity grades (e.g., 10W-40 or 20W-50 depending on climate) and API service classifications.

Cooling System Type:

Pressurized liquid cooling system

🔧 Transmission

Transmission Type Standard:

4-speed or 5-speed manual transmission

Transmission Type Optional:

3-speed automatic transmission (ZF 3HP22 or similar)

Clutch Type:

Single dry plate, hydraulically actuated clutch

Manual Transmission Fluid:

Refer to manual for specific gear oil specifications (e.g., GL-4).

Automatic Transmission Fluid:

Refer to manual for specific ATF specifications (e.g., Dexron II).

📐 Dimensions

Length:

Approx. 4620 mm (181.9 in)

Width:

Approx. 1700 mm (66.9 in)

Height:

Approx. 1415 mm (55.7 in)

Curb Weight:

Approx. 1250-1350 kg (2755-2976 lbs)

Wheelbase:

Approx. 2720 mm (107.1 in)

Wheel Size Typical:

14-inch or 15-inch alloy or steel wheels

Tire Size Typical:

185/70R14, 195/65R14, or 195/65R15

Bolt Pattern:

5 x 120 mm

🛡️ Safety Features

Crash Test Data:

Limited official crash test data available for this era and specific variant. E28 generally had improved safety structures over its predecessor.

Seat Belts:

3-point front seat belts, lap belts for rear passengers

Construction:

Reinforced passenger cell, crumple zones

Headlights:

Halogen headlights

💡 Technology Features

Radio System:

Factory AM/FM radio, often with cassette player. Aftermarket upgrades are common.

HVAC System:

Manual heating and ventilation. Optional air conditioning (often R12 refrigerant).

ABS:

Anti-lock Braking System (ABS) was optional on later E28 models and may not be standard or present on all 518 variants.

Cruise Control:

Optional on many E28 models.

🔧 Maintenance

Oil Change Interval:

Typically every 5,000-7,500 miles or annually. Refer to manual for exact specifications.

Spark Plug Replacement:

Refer to manual for recommended interval (e.g., every 20,000-30,000 miles).

Timing Belt Or Chain:

M10 engines typically use a timing chain, which is generally maintenance-free unless wear is present.

Engine Oil Capacity:

Approximately 4.25 liters (4.5 US quarts) with filter. Refer to manual.

Coolant Type:

Ethylene glycol-based antifreeze. Refer to manual for specific mixture ratios and BMW coolant specifications.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid. Refer to manual for specific recommendation.

Rust Susceptibility:

Common areas include wheel arches, rocker panels, and around the windows.

Cooling System Leaks:

Hose degradation, radiator leaks, and water pump issues can occur with age.

Fuel System Problems:

Carburetor issues (clogging, adjustment) or fuel injection system component failure.

Electrical System Aging:

Degraded wiring insulation, failing relays, and alternator issues are possible.

Suspension Wear:

Bushings, ball joints, and shock absorbers can wear out over time.

📚 Vehicle History

Bmw Philosophy:

BMW's reputation for building driver-focused, well-engineered automobiles is embodied in the E28 generation.

E28 Introduction:

The E28 was launched in 1981 as the successor to the E12, featuring a more modern design, improved aerodynamics, and a more refined chassis. It was the first 5-Series to offer an optional diesel engine and all-wheel drive (though not on the 518).

E28 Facelift:

The E28 received a facelift in 1984, with minor styling updates including revised bumpers and trim.

Production Location:

Primarily Dingolfing, Germany

E28 Production Range:

1981-1987 (with E28 518 specifically covering 1981-1985).

🏆 Awards & Recognition

Automotive Press Reviews:

The E28 5-Series was generally praised by automotive journalists for its driving dynamics, build quality, and engineering sophistication, often being referred to as a benchmark in its class.

Legacy:

The E28 laid the groundwork for future 5-Series generations, solidifying BMW's position in the luxury sport sedan market.