This manual covers the 8 Series E31 models, specifically the 850i and 840i, produced in 1994. As a luxury grand tourer, the E31 is renowned for its sophisticated engineering, powerful V8 and V12 engine options (M60, M70, M73), and distinctive Karmann-designed coupe styling featuring pop-up headlights. Conceived to rival established luxury GTs, the 8 Series emphasizes comfort, performance, and advanced technology for its era, including sophisticated chassis and electronic systems. Its relatively low production volume contributes to its status as a desirable and iconic model.
This comprehensive workshop and technical training manual provides in-depth information for the maintenance and repair of your 8 Series E31. It covers essential systems including the body, chassis, electrical components, and both V8 and V12 engine variants, along with automatic and manual transmissions. The manual details diagnostic, repair, disassembly, installation, testing, and scheduled maintenance procedures, offering manufacturer-written data at a professional technician level. Numerous illustrations, diagrams, specific tightening torques, and fluid specifications are included to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of this complex luxury vehicle.
BMW E31 850i / 840i , (published November 1994) Original Service Manual & M70 training manual .
• PDF format suitable for Windows XP, Vista, 7 , 8 and Mac
• Bookmarked PDF
• Body, Chassis & Electrical
• Wiring diagrams
• Most Complete Workshop Manual Available
• Numerous Illustrations & Diagrams
• Technical Diagnostic Procedures
• Disassembly & Installation Procedures
• Written by the Manufacturer
• Used by the Dealership Mechanics
• You can print the specific pages you need to accomplish the repairs required or print the whole manual.
The following Engine is covered in this manual
M73 , M70 and M60
The following TRANSMISSIONS are covered in this manual:
AUTOMATIC TRANSMISSION and
MANUAL TRANSMISSION
SOME ABOUT THIS MANUAL :
The information contained in this service manual has been prepared for the professional automotive technician
involved in daily repair operations.
Information in this manual is divided into groups. These groups contain : general information, diagnosis,
testing, adjustments, removal, installation, disassembly, and assembly procedures for the systems and components.
To assist in locating a group title page, use the Group Tab Locator on the following page.
Tightening torques are provided as a specific value throughout this manual. This value represents the
midpoint of the acceptable engineering torque range for a given fastener application. These torque values are
intended for use in service assembly and installation procedures using the correct OEM fasteners. When
replacing fasteners, always use the same type (part number) fastener as removed.
BMW E31 850i / 840i , (published November 1994) Original Service Manual & M70 training manual .
• PDF format suitable for Windows XP, Vista, 7 , 8 and Mac
• Bookmarked PDF
• Body, Chassis & Electrical
• Wiring diagrams
• Most Complete Workshop Manual Available
• Numerous Illustrations & Diagrams
• Technical Diagnostic Procedures
• Disassembly & Installation Procedures
• Written by the Manufacturer
• Used by the Dealership Mechanics
• You can print the specific pages you need to accomplish the repairs required or print the whole manual.
The following Engine is covered in this manual
M73 , M70 and M60
The following TRANSMISSIONS are covered in this manual:
AUTOMATIC TRANSMISSION and
MANUAL TRANSMISSION
SOME ABOUT THIS MANUAL :
The information contained in this service manual has been prepared for the professional automotive technician
involved in daily repair operations.
Information in this manual is divided into groups. These groups contain : general information, diagnosis,
testing, adjustments, removal, installation, disassembly, and assembly procedures for the systems and components.
To assist in locating a group title page, use the Group Tab Locator on the following page.
Tightening torques are provided as a specific value throughout this manual. This value represents the
midpoint of the acceptable engineering torque range for a given fastener application. These torque values are
intended for use in service assembly and installation procedures using the correct OEM fasteners. When
replacing fasteners, always use the same type (part number) fastener as removed.
