Vehicle Class:
Luxury Grand Tourer (GT)
Target Audience:
Discerning buyers seeking performance, comfort, and style
Key Competitors:
Mercedes-Benz SL, Jaguar XJS, Porsche 928
Design:
Iconic wedge-shaped design, pop-up headlights, pillarless hardtop coupe profile
Performance Orientation:
Powerful V8 and V12 engines, refined handling
Cost Saving:
Enables significant savings on repair and maintenance costs
Professional Equivalence:
Provides access to the same information used by professional garages
Primary Focus:
Comprehensive service and repair
Vehicle Scope:
All mechanical and electrical systems
Repair Scope:
From front to back of the vehicle
Estimated Pages:
Likely over 1000 pages (typical for comprehensive BMW service manuals of this era)
Type:
Service Repair Manual
Target User:
Professional mechanics and knowledgeable DIY enthusiasts
Language:
English (presumed based on common market availability)
Format:
Digital (PDF) - Implied by 'will be send to you'
Engine:
Overhaul, rebuilding, performance, troubleshooting, diagnostics, timing belt service, firing orders
Chassis:
Front end alignment, suspension, U-joints, CV-joints
Transmission:
Removal and installation, in-car servicing
Brakes:
Servicing procedures
HVAC:
Air conditioning service and capacities
Electrical:
Complete wiring diagrams, computer diagnostic trouble tree charts
Diagnostics:
Troubleshooting, diagnostics, computer diagnostic trouble trees
Maintenance:
Scheduled maintenance, fluid changes, basic servicing
Repair:
Step-by-step repair procedures for all systems
Diagnostics:
Troubleshooting guides, fault code interpretation (implied by computer diagnostics)
Installation:
Component removal and installation (e.g., transmission)
Depth:
Advanced diagnostics, complete rebuilds, in-depth technical information
Illustrations:
Illustrations, diagrams, depth illustrations
Specifications:
Detailed technical specifications, complete torque specifications, vacuum diagrams
Understanding Level:
Understandable with basic mechanical knowledge
Engine Code Variants:
Likely M60B40 (4.0L V8) and M70B50 (5.0L V12)
Engine Type:
V8 and V12 configurations
Horsepower Range:
Approximately 282 hp (4.0L V8) to 300 hp (5.0L V12)
Torque Range:
Approximately 295 lb-ft (4.0L V8) to 330 lb-ft (5.0L V12)
Fuel Delivery:
Electronic Fuel Injection (EFI) / Bosch Motronic
ECU:
BMW Motronic (specific version varies by engine)
Timing Belt Chain:
Timing chain for V8 (M60), timing chain for V12 (M70)
Crash Test Data:
Limited specific government ratings for this era, but known for robust chassis construction.
Traction Control:
Available Automatic Stability Control (ASC) or Automatic Stability Control + Traction (ASC+T)
Braking System:
Anti-lock Braking System (ABS)
Airbags:
Driver and passenger front airbags
Structure:
Reinforced safety cage, energy-absorbing crumple zones
Audio System:
Premium sound systems (e.g., Nakamichi or Harman Kardon optional), analog radio, cassette player.
Cruise Control:
Standard electronic cruise control
Phone Integration:
Optional early cellular phone integration kits.
Climate Control:
Dual-zone automatic climate control
Seats:
Electrically adjustable sport seats with memory function, heated seats optional.
Oil Change Interval:
Typically 7,500 - 10,000 miles or 12-18 months, depending on driving conditions and oil type.
Brake Fluid Flush:
Every 2 years
Coolant Flush:
Every 3-4 years
Engine Oil:
BMW High Performance SAE 5W-30 or 10W-40 (API SJ or higher, ACEA A3/B3) - Consult specific owner's manual for exact grade.
Transmission Fluid Auto:
Dexron III or equivalent (e.g., ZF Lifeguardfluid)
Coolant:
BMW Blue or equivalent (Ethylene Glycol based, 50/50 mix with distilled water)
Wiring Harness:
Age-related degradation of wiring insulation (especially in the engine bay), leading to electrical gremlins.
Cooling System:
Plastic components in the cooling system can become brittle; water pump and thermostat failures.
Interior Electronics:
Functionality of climate control, power windows, and door locks can degrade over time due to age and wiring.
V12 Engine Specific:
Issues with ignition coils, spark plug wires, and the complexity of the dual-VANOS system on later models.
Bmw Legacy:
BMW's reputation for engineering excellence, performance, and luxury automotive design.
E31 Introduction:
Introduced in 1989 as a successor to the E24 6 Series, aimed at the high-end luxury coupe market.
Production Period:
1989-1999
Manufacturing Location:
Germany
Notable Variants:
840i (4.0L V8), 850i/850Ci (5.0L V12), 850CSi (5.6L V12)
