Vehicle Class:
Full-size Luxury Sedan
Target Market:
Affluent consumers seeking refined driving experience, advanced technology for its era, and executive transport
Key Competitors:
Mercedes-Benz S-Class (W126/W140), Audi V8 Quattro, Jaguar XJ (XJ40), Lexus LS 400 (later in the generation)
Design Philosophy:
Evolution of BMW's classic design, focusing on aerodynamic efficiency and luxurious, driver-oriented interior
Technological Advancements:
Early adoption of electronic engine management, ABS, climate control, and optional advanced features
Manual Value Proposition:
Provides dealership-level diagnostic and repair accuracy for maintaining a complex luxury vehicle
Coverage Scope:
All E32 models and all repairs A-Z
Coverage Specificity:
Vehicle-specific, not generic
Target Audience:
BMW Dealership Technicians and advanced DIYers
Estimated Page Count:
Varies by specific edition, typically 1000+ pages for comprehensive coverage
Manual Type:
Service and Repair Manual
Format:
Print (likely bound, high-quality paper) or Digital (PDF)
Engine Systems:
Engine mechanical, lubrication, cooling, fuel injection (Bosch Motronic), ignition, emissions control, engine management
Transmission Systems:
Manual and Automatic transmissions, clutch, drivetrain, driveshafts, differentials
Chassis Suspension:
Front and rear suspension, steering system, wheel alignment, shock absorbers, springs
Brake Systems:
Hydraulic system, ABS (Anti-lock Braking System), brake components, troubleshooting, repair
Electrical Systems:
Wiring diagrams, lighting, battery, charging system, starter, fuse box, relays, control modules
Body And Interior:
Body panels, doors, windows, locks, seats, interior trim, climate control (HVAC), sunroof
Comfort Features:
Power seats, heated seats, cruise control, power windows/mirrors, central locking
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements, fluid checks, tune-ups
Repair Procedures:
Component replacement, troubleshooting guides, diagnostic procedures, rebuilding instructions
Diagnostics:
Fault finding for all major systems, diagnostic trouble codes (DTCs) if applicable for the era
Depth Of Information:
Comprehensive, from basic maintenance to complete engine and transmission overhauls
Diagnostic Tools:
Details on using specific BMW diagnostic tools and procedures for the E32 generation
Torque Specifications:
Detailed torque values for all fasteners and critical components
Wiring Diagrams:
Extensive and detailed wiring schematics for all vehicle electrical systems
Digital File Type:
Likely PDF (if digital), searchable text, high-resolution images
Print Type:
Professional printing with clear diagrams and text
Binding:
Likely hardbound or sturdy softcover for durability in a workshop environment
Paper Quality:
Durable, often gloss or semi-gloss paper to withstand workshop conditions and highlight diagrams
Engine Code 1986:
M30B35 (for 735i/iL)
Engine Type 1986:
3.5L Inline-6, SOHC, 12 valves
Horsepower 1986:
Approx. 208 hp @ 5700 rpm (EU spec, US spec slightly lower due to emissions)
Torque 1986:
Approx. 224 lb-ft @ 4000 rpm (EU spec)
Fuel Delivery:
Bosch Motronic electronic fuel injection (EFI)
Fuel Type:
Unleaded gasoline
Engine Control Unit:
Bosch Motronic M1.2 or M1.3
Available Engine Options:
M30B34 (3.4L Inline-6), M60B40 (4.0L V8 - later E32 models), M60B30 (3.0L V8 - later E32 models)
Standard Transmission:
4-speed Automatic (ZF 4HP22)
Optional Transmission:
5-speed Manual (Getrag 265 - less common on 735i)
Automatic Features:
Sport and Comfort modes (selector dependent)
Automatic Transmission Fluid Type:
BMW LT-2 or equivalent Dexron III (check manual for exact specification)
Safety Ratings Era:
Good for its time, but US NHTSA ratings were less comprehensive then. Focus on structural integrity.
Anti Lock Brakes:
Standard on most models, ABS II
Traction Control:
Optional (ASC - Automatic Stability Control) on later models
Airbags:
Driver's airbag standard from 1990 onwards; optional passenger airbag
Seatbelts:
3-point inertia-reel seatbelts front and rear
Body Structure:
Reinforced safety cage, crumple zones
Infotainment System:
Early generation of premium audio systems, optional CD changer, analog climate control displays
Advanced Features Era:
Cruise control, trip computer, parking distance control (optional), self-leveling rear suspension (optional on some models)
Connectivity Options:
Basic: Analog phone integration (very rare and dated)
Oil Change Interval:
Typically every 7,500-10,000 miles or 1 year (depending on driving conditions and oil quality, consult manual)
Transmission Fluid Service:
Recommended flush/change at 60,000-100,000 miles, or as specified by BMW (often considered 'lifetime' by dealers but replacement is advisable)
Spark Plug Replacement:
Approx. 30,000 miles for standard plugs, longer for platinum/iridium if fitted
Engine Oil Type:
BMW High Performance Synthetic SAE 5W-30 or 5W-40 (check manual for exact BMW LL-01 or equivalent spec)
Coolant Type:
BMW Blue Coolant (G48) or equivalent ethylene glycol-based coolant
Common E32 Issues:
Cooling system (radiator, hoses, water pump), VANOS seal leaks (on later models if equipped), fuel pump/injector issues, ABS sensor failures, window regulator failures, headliner sagging, climate control blower motor resistor
Typical Repair Focus:
Preventative maintenance to address common wear items; diagnosis of electronic gremlins or fuel/air mixture problems
