Positioning:
High-end luxury sedan segment, positioned as a premium offering with advanced engineering.
Competitors:
Mercedes-Benz S-Class, Audi V8 Quattro, Lexus LS 400.
Vehicle Features:
Renowned for smooth ride, powerful engines, sophisticated handling, luxurious interiors, and advanced technology for its era.
Value:
Essential resource for owners and independent repair shops to maintain and repair these complex luxury vehicles efficiently and accurately.
Covered Models:
BMW 735i, 735iL, 740i, 740iL, 750iL
Covered Years:
1988, 1989, 1990, 1991, 1992, 1993, 1994
Estimated Page Count:
1500+
Type:
Comprehensive Service and Repair Manual
File Format:
PDF (likely, based on description)
Engine:
Detailed diagnostics, repair, overhaul for M30 (735i/iL) and M60 (740i/iL, 750iL) engines.
Transmission:
Repair and overhaul procedures for automatic transmissions (e.g., ZF 4HP24, 5HP30).
Brakes:
Hydraulic systems, ABS diagnostics and repair, brake component replacement.
Electrical:
Wiring diagrams, component testing, starter, alternator, battery, lighting, power accessories.
Suspension:
Front and rear suspension, steering system, shock absorbers, bushings.
Cooling System:
Radiator, water pump, thermostat, hoses, coolant specifications.
Fuel System:
Fuel injectors, fuel pump, fuel pressure regulator, fuel tank.
Exhaust System:
Catalytic converter, mufflers, exhaust pipes.
Body And Chassis:
Body panel repair, door mechanisms, interior trim, chassis components.
Climate Control:
HVAC system diagnosis and repair, A/C components, heater core.
Maintenance:
Oil changes, filter replacements, spark plug service, fluid checks and changes, brake pad replacement.
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting for common issues.
Repair:
Engine rebuild, transmission overhaul, suspension component replacement, electrical system repairs.
Diagnostics:
Procedures for using diagnostic tools, reading fault codes (OBD I).
Depth:
Comprehensive, covering from basic maintenance to full engine and transmission rebuilds.
Engine Type:
3.5L Inline-6 SOHC (3 Valves per cylinder)
Horsepower:
Approx. 208 hp @ 5700 rpm
Torque:
Approx. 225 lb-ft @ 4000 rpm
Engine Type:
4.0L V8 DOHC (4 Valves per cylinder)
Horsepower:
Approx. 282 hp @ 5800 rpm
Torque:
Approx. 295 lb-ft @ 4500 rpm
Engine Type:
5.0L V12 SOHC (2 Valves per cylinder)
Horsepower:
Approx. 295 hp @ 5200 rpm
Torque:
Approx. 332 lb-ft @ 3900 rpm
Fuel Delivery:
Bosch Motronic electronic fuel injection (EFI).
Standard Transmission:
4-speed automatic (e.g., ZF 4HP22 for M30, ZF 4HP24 for M60).
Optional Transmission:
5-speed automatic (e.g., ZF 5HP30 for later models or higher trims).
Electronic Control:
Electronic transmission control with various shift modes (e.g., Sport/Economy).
Transmission Fluid Type:
Dexron III (or equivalent ATF as per manual specification).
Exterior Dimensions Standard Wheelbase
Length:
Approx. 197.2 inches (5009 mm)
Width:
Approx. 71.7 inches (1821 mm)
Height:
Approx. 56.1 inches (1425 mm)
Exterior Dimensions Long Wheelbase
Length:
Approx. 204.2 inches (5187 mm) for iL models.
Curb Weight Range:
Approx. 3800 - 4500 lbs (1724 - 2041 kg) depending on model and equipment.
Wheelbase Standard:
Approx. 117.4 inches (2982 mm)
Wheelbase Long:
Approx. 123.1 inches (3127 mm) for iL models.
Crash Test Data:
Specific NHTSA/IIHS ratings from this era are limited for many European imports; manual focuses on repair procedures for safety systems.
ABS:
Standard Anti-lock Braking System (ABS) across all models.
Traction Control:
Optional Automatic Stability Control (ASC) on some models/years.
Airbags:
Driver's side airbag standard from early 90s, passenger airbag optional or standard on later models.
Seatbelts:
Pre-tensioning front seatbelts.
Audio System:
High-fidelity BMW sound systems, often with cassette player and optional CD changer.
Navigation:
Optional early GPS navigation systems, often rudimentary by modern standards.
Cruise Control:
Electronic cruise control.
Parking Assist:
Optional parking sensors (early versions).
Telematics:
Limited connectivity; primarily cellular phone integration on later models.
Climate Control:
Automatic climate control, dual-zone climate control.
Seats:
Multi-way power adjustable front seats with memory, heated front and rear seats (optional).
Service Intervals General
Oil Change Interval:
Every 7,500 - 10,000 miles (or as per Condition Based Service - CBS if applicable, though less prevalent in early models).
Spark Plug Replacement:
100,000 miles for iridium plugs (if equipped), shorter intervals for older types.
Coolant Flush:
Every 2-3 years or 30,000 miles.
Engine Oil Type:
Castrol SYNTEC 5W-30, 5W-40 or equivalent synthetic, meeting BMW LL-01 specifications (or earlier equivalent).
Engine Oil Capacity:
Approx. 6.5 quarts (6.2L) for 3.5L I6; 6.9 quarts (6.5L) for 4.0L V8; 7.9 quarts (7.5L) for 5.0L V12.
Coolant Type:
BMW Blue Coolant (G48) or equivalent HOAT coolant.
Engine Issues:
Head gasket leaks (M60 V8), VANOS issues (on later M60/M70), oil separator issues (M30), cooling system component failures (plastic parts).
Electrical Issues:
Wire harness degradation, ABS sensor failures, instrument cluster issues, door module failures.
Suspension Issues:
Worn control arm bushings, shock absorber fatigue, self-leveling suspension issues (if equipped).
Repair Focus:
Front and rear main seal replacement, oil pan gasket replacement, cooling system overhaul, brake system component replacement.
Bmw Legacy:
BMW's reputation for performance, luxury, and engineering excellence.
E32 Generation:
This generation (E32) succeeded the E23 and introduced significant advancements in technology and luxury for BMW.
Key Innovations:
Introduction of the V8 engine (M60) and V12 engine (M70) for the 7 Series, along with advanced electronic systems.
Production Period:
1986-1994 (E32 chassis).
