Market Position:
Targeted at owners, enthusiasts, and independent repair shops seeking in-depth technical information for the E38 740iL, particularly its complex electrical systems.
Competitive Analysis:
Provides specialized electrical schematic data often found in official BMW service information, offering a cost-effective alternative for those needing detailed wiring diagnostics.
Key Features:
Instant download, comprehensive schematics, detailed technical data, enabling self-sufficiency in electrical diagnostics and repairs.
Coverage Areas:
Wiring Diagrams, Schematics, Technical Details, Mechanical Specifications, Technical Specifications, Introductory Mechanics, Equipment Elevation, Collisions, Products and Supplies, Painting, Description of Various Parts.
Page Count:
Not Specified (Digital Download)
Manual Type:
Wiring Diagram and Schematic Manual
Language:
English (Assumed based on product description)
Format:
Digital Download (PDF)
Systems Covered:
Electrical Systems, Engine Management, Fuel System, Ignition System, Lighting, HVAC Controls, Power Accessories (Windows, Locks, Mirrors, Seats), Audio System, Instrument Cluster, ABS, Traction Control, Cruise Control, Engine Control Unit (ECU) Interfaces, Body Control Module (BCM) Interfaces, Chassis Control Systems.
Electrical Components:
Detailed diagrams for all electrical components, including sensors, actuators, control modules, and wiring harnesses.
Chassis Electronics:
ABS, ASC+T, EDC (Electronic Damper Control) if equipped, central locking, power seats, power windows, mirrors, sunroof.
Procedures Included:
Troubleshooting electrical faults, diagnosing wiring issues, component identification, connector pinouts, wire color codes, circuit diagrams, power distribution, ground points, signal paths, system operation explanations, diagnostic procedures.
Wiring Repair:
Step-by-step guidance on identifying wire damage, performing proper splices and repairs, and understanding wire continuity testing.
Technical Depth:
Comprehensive, including detailed circuit diagrams and schematic representations for diagnosing and repairing electrical systems. Focuses on understanding how electrical components and systems interact.
Diagnostic Methods:
Provides the foundational knowledge to understand diagnostic trouble codes (DTCs) related to electrical systems and interpret sensor data through schematic analysis.
Safety Ratings Source:
NHTSA / IIHS (Data for this era may be limited)
Active Safety Features:
Anti-lock Braking System (ABS), Traction Control System (ASC+T)
Passive Safety Features:
Driver and front passenger airbags, side impact protection, reinforced chassis.
Infotainment System:
BMW Professional RDS radio/cassette, optional CD player, integrated navigation system (CCC).
Display Type:
Monochrome LCD / Optional Color TFT for navigation
Driver Assistance Features:
Cruise Control, Park Distance Control (PDC) (optional).
Connectivity Features:
Onboard computer, potentially early cellular phone integration (optional).
Oil Change Interval:
Every 7,500 - 10,000 miles or 12 months (BMW Condition Based Service system may dictate)
Coolant Change Interval:
Every 2-4 years or as per CBS recommendation
Engine Oil Specification:
BMW Longlife-01 (or equivalent API SN, ACEA A3/B4) 5W-30 or 5W-40
Coolant Type:
BMW Blue Antifreeze/Coolant (G48 ethylene glycol based)
Power Steering Fluid:
BMW Power Steering Fluid (or Pentosin CHF 11 S)
Automatic Transmission Fluid Capacity Qts:
8-10 (approximate, check dipstick)
Engine Oil Capacity Qts:
7.5 (approximate)
Known Issues Engine:
Nikasil cylinder liner wear (on earlier M60 engines, though 1995 may have had improvements or replacement blocks), coolant leaks (valley pan, water pump, hoses), vacuum leaks.
Known Issues Electrical:
ABS/ASC module failures, window regulator failures, central locking issues, instrument cluster pixelation, headlight leveling system problems, VANOS unit issues (though less common on M60 than M62).
Known Issues Suspension:
Front control arm bushings, rear subframe bushings, strut mount wear.
Brand Heritage:
BMW is renowned for its 'Ultimate Driving Machine' philosophy, emphasizing performance, luxury, and engineering excellence.
Model Evolution:
The E38 generation (1994-2001) was the third iteration of BMW's flagship 7 Series, known for its sophisticated technology, refined ride, and powerful engines, succeeding the E32 and preceding the E65.
Key Technological Advancements E38:
Introduction of CAN-bus networking, more advanced electronic engine and transmission management, Xenon headlights (optional).
Production Years E38:
1994-2001
Engine Production Start M60:
1992
