Vehicle Segment:
Full-size luxury sedan
Target Audience:
Owners and independent repair shops seeking detailed service information for the 1997 BMW 750iL
Key Competitors:
Mercedes-Benz S-Class (W140), Lexus LS400, Audi A8 (D2)
Vehicle Selling Points:
V12 engine, advanced technology for its era, luxurious interior, refined ride quality, executive-class comfort.
Manual Value Proposition:
Official BMW documentation ensures accuracy and completeness, critical for maintaining a complex luxury vehicle like the 750iL. Saves time and money on repairs compared to dealership services.
Engine Systems:
Engine mechanicals, cooling system, fuel system, lubrication system, ignition system, exhaust system, engine management (DME), emissions control
Transmission Systems:
Automatic transmission (ZF 5HP30), transmission control module (TCM), fluid specifications, torque converter, gear ratios
Electrical Systems:
Wiring diagrams, component locations, fuse box diagrams, power distribution, starter, alternator, battery, lighting systems, instrument cluster, comfort electronics (HVAC, power accessories), diagnostic port (OBD-II)
Chassis Systems:
Suspension (front and rear), steering system, braking system (ABS, DSC), wheel alignment specifications, driveshaft, differential
Body And Interior:
Body panels, doors, windows, locks, exterior trim, interior trim, seats, HVAC system (including automatic climate control), sunroof, sound insulation
Safety Systems:
Airbag system, seat belt pre-tensioners, ABS, DSC (Dynamic Stability Control)
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements (oil, air, fuel, cabin), spark plug replacement, fluid checks and top-offs, brake pad and rotor replacement
Diagnostic Procedures:
Troubleshooting guides, fault code diagnosis, component testing, wiring checks, using diagnostic tools (e.g., GT1, INPA)
Repair Procedures:
Engine component overhauls, transmission repair, suspension component replacement, brake system repair, electrical component repair and replacement, bodywork repairs
Installation Procedures:
Component installation, accessory installation, electronic module replacement and coding
Depth Of Information:
Comprehensive, covering from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostic procedures and electrical schematics.
Digital Format Details:
Searchable text, printable pages, high-resolution diagrams and schematics. Optimized for computer and tablet viewing.
Diagram Clarity:
High clarity for all diagrams, wiring schematics, and illustrations.
Binding For Digital:
N/A (Digital format)
Paper Quality For Digital:
N/A (Digital format)
Engine Type:
60-degree V12, Naturally Aspirated
Displacement:
4988 cc (5.0 Liters)
Bore X Stroke:
85.0 mm x 73.0 mm
Horsepower:
322 hp @ 5000 rpm (approx.)
Torque:
361 lb-ft @ 3900 rpm (approx.)
Fuel Delivery:
Electronic Fuel Injection (Bosch Motronic M7.1.1)
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended)
ECU Type:
Bosch Motronic M7.1.1 (Dual DME for V12)
Transmission Type:
5-speed Automatic
Transmission Model:
ZF 5HP30
Optional Transmission:
None available for 750iL in 1997
Transmission Features:
Adaptive transmission control, Sport mode, Steptronic (manual shifting option)
Transmission Fluid Type:
BMW ATF LT3 (or equivalent Dexron III compatible fluid)
Transmission Fluid Capacity:
Approximately 8.5 liters (dry fill)
NHTSA Front Impact Rating:
Not rated or unavailable for this specific year/model
IIHS Crash Test Rating:
Not rated or unavailable for this specific year/model
ABS:
Standard Anti-lock Braking System
Dsc:
Standard Dynamic Stability Control
Airbags:
Driver and front passenger airbags
Seat Belts:
Front and rear seat belts with pre-tensioners
Head Restraints:
Adjustable front and rear head restraints
Navigation System:
Optional BMW Professional Navigation System (RDS, CD-ROM based maps)
Audio System:
BMW Business CD or Professional CD with premium speaker options (e.g., Harman Kardon)
Cruise Control:
Standard adaptive cruise control (optional on some models, but standard on flagship 750iL for '97)
Parking Assist:
Optional rear parking sensors (Park Distance Control - PDC)
Telematics:
Optional BMW Assist (emergency call and telematics services)
HVAC System:
Automatic dual-zone climate control with cabin microfilter
Oil Change Interval:
Typically every 7,500 to 10,000 miles or annually, depending on driving conditions and oil used.
Transmission Fluid Change:
Recommended around 50,000 to 60,000 miles, or as per the service manual's detailed recommendations.
Spark Plug Replacement:
Refer to manual for specific interval, often around 60,000 miles for V12 engines, using appropriate iridium or platinum plugs.
Engine Oil Specification:
BMW Longlife-98 (or equivalent synthetic oil, e.g., SAE 5W-30 or 5W-40)
Engine Oil Capacity:
8.0 liters (approx.)
Coolant Type:
BMW Blue Antifreeze/Coolant (G48 or equivalent G11/G12 type)
Common Wear Items:
Cooling system components (hoses, water pump), VANOS system (on later M73 engines), ignition coils, fuel injectors, suspension bushings, ABS sensors, electronic control units (ECU).
Specific V12 Considerations:
Dual ignition systems require careful maintenance, potential for oil leaks from valve covers and oil pan, complexity of the engine management system.
Bmw Philosophy:
Ultimate Driving Machine, focus on performance, luxury, and engineering excellence.
E38 Introduction:
The E38 generation replaced the E32 and was produced from 1994 to 2001, representing a significant technological and styling advancement.
750Il Positioning:
The 'iL' designation signifies the long-wheelbase version, offering increased rear legroom and a more opulent experience, positioning the 750iL as the flagship model.
Production Years:
1994-2001 (E38 generation)
Manufacturing Location:
Germany
