Identification and use of specialized BMW tools required for certain repair procedures
Technical Depth
Depth Of Information:
Comprehensive from basic maintenance to complete engine and transmission overhauls, including advanced diagnostics and electrical troubleshooting
📊 Manual Specifications
File Format
File Type:
Compressed archive (.rar) containing multiple PDF files
Searchability:
Likely text-searchable PDFs (dependent on original scan quality)
Print Quality
Print Readability:
High (standard for factory service manuals), optimized for clarity of text and diagrams
Binding Type
Binding Type:
N/A (Digital Download)
Paper Type
Paper Type:
N/A (Digital Download)
⚙️ Engine Specifications
Primary Engine
Engine 735I:
3.5L M30B35 Inline-6
Engine 740I:
4.0L M60B40 V8
Engine 750Il:
5.0L M70B50 V12
Performance 735I
Horsepower 735I:
208 hp @ 5700 rpm
Torque 735I:
225 lb-ft @ 4000 rpm
Performance 740I
Horsepower 740I:
282 hp @ 5800 rpm
Torque 740I:
295 lb-ft @ 4500 rpm
Performance 750Il
Horsepower 750Il:
295 hp @ 5200 rpm
Torque 750Il:
332 lb-ft @ 3900 rpm
Fuel System
Fuel Injection System:
Bosch Motronic (various versions depending on engine and year)
Fuel Type:
Unleaded Gasoline
Engine Features
Engine Configuration V8 V12:
M60 V8 featured Nikasil cylinder liners; M70 V12 featured dual ignition and individual throttle bodies
🔧 Transmission
Standard Transmission
Standard Transmission 735I:
4-speed automatic (ZF 4HP22)
Standard Transmission 740I:
5-speed automatic (ZF 5HP30)
Standard Transmission 750Il:
4-speed automatic (ZF 4HP24) initially, later 5-speed automatic (ZF 5HP30)
Optional Transmission
Optional Transmission Availability:
Manual transmissions were rare and primarily for European markets; automatic was dominant
Features
Transmission Features:
Sport mode, electronic control, adaptive shift programs
📐 Dimensions
Exterior Standard Wheelbase
Length Standard Wheelbase:
Approx. 4970 mm (195.7 in)
Exterior Long Wheelbase
Length Long Wheelbase:
Approx. 5070 mm (199.6 in)
Exterior
Wheelbase Standard:
Approx. 2830 mm (111.4 in)
Wheelbase Long:
Approx. 2930 mm (115.4 in)
Interior
Rear Legroom Enhancement Il:
+10 cm (3.9 in) compared to standard wheelbase
Weights
Curb Weight Range:
Approx. 1750 - 2050 kg (3858 - 4519 lbs) depending on engine and options
🛡️ Safety Features
Ratings
Safety Ratings Era:
While formal crash test ratings from modern agencies were less prevalent, the E32 was engineered with a strong focus on occupant protection for its era.
Period-appropriate for the late 80s/early 90s, typically a high-fidelity stereo system with cassette, optional CD player, and analog or early digital displays.
Climate Control:
Automatic climate control with multi-zone capabilities was a hallmark of the E32
Driver Assistance
Driver Assistance Features:
ABS, optional traction control (ASC), cruise control
Connectivity
Connectivity Features:
Limited by era; typically focused on vehicle-to-driver communication via onboard computer (Check Control) and audio system inputs.
Other Technology
Advanced Features For Era:
HID headlights (optional), power-adjustable seats with memory, heated seats, onboard trip computer (Check Control system)
🔧 Maintenance
Service Intervals
Oil Change Interval:
Typically every 15,000 km (9,300 miles) or 12 months, whichever comes first (may vary with specific oil and driving conditions)
Transmission Fluid Interval:
BMW initially stated 'filled for life,' but modern consensus recommends fluid and filter changes every 60,000-100,000 km (37,000-60,000 miles)
Coolant Replacement:
Every 2 years or 40,000 km (25,000 miles)
Fluid Specifications
Engine Oil Specification:
API SG/SH, ACEA A2/A3. Viscosity: 5W-30, 5W-40, 10W-40 depending on climate. Consult manual for exact OEM recommendation (e.g., Castrol GTX)
Transmission Fluid Type:
ZF 4HP22/24: Esso LT 71141 or equivalent. ZF 5HP30: Esso LT 71141 or equivalent.
Coolant Type:
BMW Blue (Glysantin G05 or similar ethylene glycol-based coolant)
Brake Fluid Type:
DOT 4
Known Issues
Common Issues M30 Engine:
Oil leaks from valve cover and oil pan gaskets, coolant leaks from hoses and the water pump, idle control valve issues
Dual EML (Engine Management Light) system issues, idle control issues, ignition coil failures, starter motor failures (often the pre-starter solenoid)
Common Issues Electrical:
HVAC blower motor resistor failures, ABS/ASC sensor issues, headlight leveling system faults, door lock actuator failures
Common Issues Suspension:
Worn control arm bushings, sagging front springs, leaking self-leveling rear suspension accumulators/shocks
📚 Vehicle History
Brand Heritage
Brand Legacy:
BMW's reputation for building driver-focused, high-quality luxury vehicles
Model Evolution
Predecessor:
BMW E23 7 Series
Successor:
BMW E38 7 Series
Production
Production Period:
1986-1994
Manufacturing Locations:
Dingolfing, Germany
🏆 Awards & Recognition
Recognitions
Industry Awards:
Consistently praised by automotive journalists for its driving dynamics, luxury, and technological advancements for its time. Often featured in 'Car of the Year' discussions.