🏷️ Basic Information

Make:

BMW

Model:

5 Series

Chassis Code:

E34

Model Variant:

518

Model Variant Badge:

518i

Model Years Covered:

1990-1991

Engine Code:

M40B18

👋 Introduction

Vehicle Segment:

Executive Sedan

Target Audience:

Consumers seeking a blend of performance, luxury, and durability

Key Competitors:

Mercedes-Benz W124 E-Class, Audi V8, Jaguar XJ

Chassis Platform:

E34 platform known for its advanced engineering and driving dynamics

Brand Philosophy:

Represents BMW's 'Ultimate Driving Machine' ethos

📋 Manual Details

Manual Type:

Workshop Service Repair Manual

Language:

English

Format:

Downloadable PDF

Completeness:

Complete Official Factory Manual

Estimated Pages:

Hundreds (Printable in entirety or selected sections)

📖 Manual Coverage

Engine Mechanical:

Full Engine Overhaul, Cylinder Head, Block, Pistons, Crankshaft, Camshaft, Timing, Lubrication, Cooling System

Engine Management:

Fuel Injection System (Bosch Motronic), Ignition System, Emission Control, Sensors, ECU Diagnostics

Transmission:

Manual Transmission (Getrag 260/5), Clutch System, Driveshaft, Differential

Drivetrain:

Rear Wheel Drive, Axles, Universal Joints

Suspension:

Front and Rear Suspension Geometry, Springs, Shock Absorbers, Control Arms, Bushings, Wheel Bearings

Brakes:

Front and Rear Disc Brakes, Brake Hydraulics, ABS (if equipped), Parking Brake

Steering:

Power Steering System, Steering Column, Steering Gear

Electrical System:

Battery, Charging System (Alternator), Starting System (Starter Motor), Lighting System, Fuses, Relays, Wiring Diagrams, ECU Pinouts

Body And Interior:

Paint and Body Repair Procedures

Maintenance:

Scheduled Maintenance (Oil Changes, Filters, Spark Plugs), Fluid Level Checks, Belt Replacement

Troubleshooting:

Diagnostic Charts, Common Faults and Solutions, Error Code Interpretation

Repair:

Step-by-Step Repair Instructions for all major systems

Disassembly Assembly:

Detailed procedures for component removal and reinstallation

Specifications:

Torque Specifications, Tolerances, Clearances, Lubricant Recommendations

Wiring Diagrams:

Comprehensive Electrical Schematics for all vehicle systems

Diagnostic Capabilities:

Advanced Diagnostics, including sensor testing and ECU troubleshooting

Rebuild Procedures:

Complete Engine and Transmission Rebuild Procedures

Special Tools:

Identification and use of BMW-specific special tools

📊 Manual Specifications

File Type:

PDF

Searchability:

Searchable Text Content for easy navigation

Resolution:

High-Resolution Scans for clear diagrams and text

Printability:

Printable in its entirety or selected sections

Physical Format N A:

Digital Download (N/A)

Physical Format N A:

N/A (Digital)

⚙️ Engine Specifications

Engine Type:

Inline 4-cylinder, DOHC

Displacement:

1.8 Liters (1796 cc)

Bore X Stroke:

84.0 mm x 81.0 mm

Compression Ratio:

8.5:1

Horsepower:

113 hp @ 5500 rpm (approx.)

Torque:

164 Nm (121 lb-ft) @ 3250 rpm (approx.)

Fuel Delivery:

Bosch Motronic Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline

Coolant Type:

BMW Blue Antifreeze/Coolant (G48 ethylene glycol based) or equivalent, 50/50 mix with distilled water

Engine Oil Grade:

SAE 10W-40 or 15W-50 depending on climate (check manual for specific recommendations)

Oil Capacity:

Approx. 4.25 liters (4.5 US quarts) with filter

🔧 Transmission

Transmission Type:

5-Speed Manual

Gearbox Model:

Getrag 260/5

Manual Transmission Fluid:

API GL-4, SAE 75W-90 Synthetic Gear Oil (e.g., BMW ATF-1 or equivalent)

Manual Transmission Capacity:

Approx. 1.25 liters (1.3 US quarts)

📐 Dimensions

Length:

4719 mm (185.8 in)

Width:

1751 mm (68.9 in)

Height:

1410 mm (55.5 in)

Wheelbase:

2799 mm (110.2 in)

Curb Weight:

Approx. 1450 kg (3197 lbs)

Gross Vehicle Weight Rating:

Approx. 1950 kg (4299 lbs)

🛡️ Safety Features

Crash Test N A:

No official modern crash test ratings available for this era specific to this model variant.

ABS:

Anti-lock Braking System (Optional on some models)

Airbags:

Driver's airbag (standard on later models, optional earlier)

Seatbelts:

Front seatbelt pretensioners

💡 Technology Features

Audio System:

Factory AM/FM Cassette Stereo with optional CD Player.

Onboard Computer:

On-Board Computer (OBC) providing diagnostics and trip information.

Cruise Control:

Standard or Optional Cruise Control system.

Connectivity Features:

Limited by era; primarily focused on basic vehicle functions.

🔧 Maintenance

Oil Change Interval:

Every 10,000 - 15,000 km (6,000 - 9,000 miles) or 12 months, whichever comes first (refer to manual for precise interval based on driving conditions).

Air Filter Replacement:

Every 30,000 - 40,000 km (18,000 - 24,000 miles) or as needed based on inspection.

Spark Plug Replacement:

Every 40,000 - 60,000 km (24,000 - 36,000 miles) (dependent on plug type; consult manual).

Coolant Replacement:

Every 2-3 years or 40,000 km (24,000 miles).

Brake Fluid Type:

DOT 4

Power Steering Fluid Type:

Dexron III Automatic Transmission Fluid (ATF) or Pentosin CHF 11S (check manual for specific OEM recommendation).

Common Wear Items:

Valve stem seals, coolant hoses, fuel pump, ignition components, front control arm bushings, rear shock mounts.

Engine Management Issues:

Possible issues with the Motronic system, Idle Control Valve (ICV), and AFM (Air Flow Meter).

Electrical Issues:

Failing OBC (On-Board Computer) displays, door lock actuators, and vacuum leaks affecting various systems.

📚 Vehicle History

Bmw Legacy:

BMW's reputation for engineering excellence, driver engagement, and build quality.

E34 Generation:

The E34 generation, introduced in 1987, was a significant evolution for the 5 Series, featuring improved aerodynamics, safety, and technology.

518I Positioning:

The 518i represented the entry-level model in the E34 range, offering BMW's characteristic handling and build quality at a more accessible price point.

Manufacturing Location:

Germany

🏆 Awards & Recognition

Vehicle Awards N A:

While specific awards for the 518i variant are not widely publicized, the E34 5 Series generation was critically acclaimed for its engineering and driving dynamics, often appearing on 'Best Cars' lists of its time.