BMW 3 Series E21 Workshop Manual Download 1977-1985 PDF

BMW 3 Series E21 Workshop Manual PDF Download

BMW 3 Series E21 Workshop Manual Download 1977-1985. Contains all procedures for Step by Step detailed repair, service, wiring and electrical systems instructions with comprehensive illustrations, manufacturer specifications, all technical information, maintenance, torques, scheduled service information, operating fluids, electrical systems, wiring diagrams etc.

Official Workshop manual used by BMW Approved Garages.

Models:
BMW 3 Series E21 320/6, 320/6A, 323i, 323iA.

Engines:
Gasoline, Petrol, Benzin
2.0 L M20B20
2.3 L M20B23

Transmissions:
4 speed manual
3 speed automatic

Years: 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977

Format: PDF

Language: English

Left and right hand drive

Compatibility:
Windows 11, 10, 8. 7. Vista, XP. Mac, Linux, Android, IOS + All Tablets & Phones

CONTENTS:
General Information: Diagnosis, troubleshooting, and specifications.- Engine Control: Comprehensive engine management details.- Fuel & Exhaust Systems: Maintenance and repair procedures.- Emission Control: Guidelines for emission control systems.- Lubrication & Mechanical Systems: Complete engine lubrication and mechanical maintenance.- Transmission: Detailed transmission service and repair.- Brake System: Instructions for maintaining and repairing brakes.- Axles: Front and rear axle maintenance.- Steering System: Detailed steering system repair and maintenance.- Heater & Air Conditioning: HVAC system diagnostics and repair.- Ventilation System: Ventilation system service procedures.- Maintenance: Scheduled service information and maintenance operations.- Lights & Switches: Electrical lighting and switch maintenance.- Clutch & Gearbox: Comprehensive clutch and gearbox maintenance.- Propeller Shaft & Differential: Detailed repair procedures.- Cooling System: Cooling system diagnostics and repair.- Electrical System: Extensive electrical system diagrams and repair instructions.- Technical Diagnostics: Fault finding and diagnostics.- Suspension: Suspension system service and repair.- Wheels & Tyres: Wheel and tyre maintenance.- Body & Chassis: Detailed body and chassis repair.- Interior Fittings: Interior maintenance and repair.- Safety Systems: Comprehensive safety system diagnostics and repair. BMW 3 Series E21 Workshop Manual, BMW 3 Series E21 Repair Manual, BMW 3 Series E21 Wiring Diagrams, BMW 3 Series E21 Service Manual. And Much More…

Special Features:
Comprehensive Diagrams
Zoom-In Illustrations
Torque Specifications
Special Tooling Requirements
Menu-Driven Pages
Thousands of Photographs and Diagrams
Search Functionality by Model, Year, Sales Model, Engine Code, Gearbox Code

Instant Download

Frequently Asked Questions

What BMW models are covered?

This comprehensive workshop manual covers all BMW 3 Series E21 models produced between 1977 and 1985. This includes the BMW 315, 316, 318, 318i, 320, 320i, and 323i variants. The E21 chassis was BMW’s first 3 Series generation, and this manual provides complete coverage for both European and North American market vehicles. Whether you own a base model 315 or the sporty 323i, you will find detailed specifications, repair procedures, and maintenance schedules specific to your exact model year and configuration.

What engines/transmissions are covered?

This manual provides complete coverage for all BMW E21 powertrains. Engine coverage includes the M10 four-cylinder units (1.6L, 1.8L) with codes M10B16, M10B18, and M10B20, plus the legendary M20 six-cylinder engines including the M20B20 and M20B23. Fuel injection and carburetor variants are fully documented. Transmission coverage includes all manual gearboxes from 4-speed to 5-speed configurations, plus the 3-speed ZF automatic transmission. Complete rebuild procedures, specifications, and troubleshooting guides are included for each drivetrain combination.

Does this include wiring diagrams?

Yes, this workshop manual includes comprehensive electrical system documentation for all BMW E21 models. You will find complete wiring diagrams covering the charging system, ignition system, fuel injection, lighting circuits, instrumentation, and accessories. Each diagram is clearly labeled with wire colors, connector locations, and component identification. The electrical section also includes troubleshooting flowcharts, relay and fuse box layouts, ground point locations, and testing procedures using standard diagnostic equipment. Both early and late production electrical systems are covered.

What format is this Workshop Manual provided in?

This workshop manual is delivered as a high-quality PDF document for instant download after purchase. The PDF format offers significant advantages for workshop use. The file is fully searchable, allowing you to quickly find specific procedures using keywords. You can print individual pages or sections to take into the garage while keeping your device clean. The PDF works on all devices including Windows and Mac computers, tablets, smartphones, and dedicated e-readers. No special software required beyond a standard PDF reader like Adobe Acrobat.