1990 BMW 750IL Service & Repair Manual Software

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🏷️ Basic Information Identification Make: BMW Model: 750iL Model Code: E32 Year: 1990 Generation Generation Name: E32 Generation Years: 1986-1994 👋 Introduction Market Position Segment: Full-size Luxury Sedan Bmw Philosophy:...

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Distributeur:

UGS: 330230

Mots clés: 1990 750IL BMW Car Cars Misc

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Model:

750iL

Model Code:

Year:

Generation

Generation Name:

Generation Years:

1986-1994

👋 Introduction

Market Position

Segment:

Full-size Luxury Sedan

Bmw Philosophy:

Ultimate Driving Machine, even in the luxury segment

Competitive Analysis

Key Competitors:

Mercedes-Benz S-Class, Jaguar XJ, Lexus LS400

Key Features

V12 Engine:

Smoothness, power, and refinement of the M70 V12

Long Wheelbase:

Enhanced rear passenger space and comfort

Advanced Technology:

For its era, incorporating features like Electronic Damper Control (EDC) and early driver assistance systems.

📋 Manual Details

Coverage Areas

Primary Coverage:

1990 BMW 750iL

Secondary Coverage:

Potentially related E32 models with similar components

Page Count

Estimated Page Count:

Extensive (typical for comprehensive service manuals, likely 1000+ pages in digital format)

Manual Type

Type:

Service and Repair Manual Software

Language

Language:

English (Standard for official BMW service documentation)

Format

Format:

Software (likely digital, searchable PDF or proprietary application)

📖 Manual Coverage

Systems Covered

Engine:

V12 engine (M70B50), including diagnostics, repair, and overhaul

Powertrain:

Transmission (automatic), differential, driveshaft, axles

Chassis:

Suspension (front and rear), steering, brakes (hydraulic, ABS), wheels, tires

Electrical:

Engine management (DME), ignition, lighting, instrumentation, power accessories, comfort electronics, wiring diagrams

Body:

Exterior body panels, interior trim, doors, windows, sunroof, climate control system

Comfort Features:

Seats (power, memory), climate control, sound system, cruise control

Procedures Included

Maintenance:

Scheduled maintenance, fluid changes, filter replacements, lubrication

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), symptom-based diagnostics

Repair:

Component removal and installation, engine and transmission rebuild, suspension and brake system repair, electrical system repair

Adjustments:

Valve adjustments (if applicable), shift linkage adjustments, idle speed adjustments

Specifications:

Torque specifications, clearances, fluid capacities, pressure tests

Technical Depth

Depth:

Comprehensive (covers routine maintenance to major overhauls and advanced diagnostics)

Audience:

Professional technicians and advanced DIY enthusiasts

📊 Manual Specifications

File Format

Digital Format:

Likely searchable PDF or proprietary executable, allowing for quick navigation and keyword searches

Print Quality

Digital Quality:

High resolution images, clear diagrams, and readable text

Binding Type

Binding:

Not applicable for software, but implies digital binding/organization

Paper Type

Paper Quality:

Not applicable for software, but implies a digital equivalent of high-quality technical documentation paper

⚙️ Engine Specifications

Primary Engine

Engine Code:

M70B50

Engine Type:

SOHC V12

Displacement:

5.0 liters (4988 cc)

Bore X Stroke:

84.0 mm x 75.0 mm

Compression Ratio:

8.8:1

Performance

Horsepower:

296 hp @ 5200 rpm

Torque:

317 lb-ft @ 4100 rpm

Fuel System

Fuel Delivery:

Bosch Motronic M1.2 (Sequential Multi-Point Fuel Injection)

Fuel Type:

Premium Unleaded Gasoline

Cooling System

Coolant Capacity:

Approx. 12.5 liters (13.2 US quarts)

Lubrication

Oil Capacity:

Approx. 7.5 liters (7.9 US quarts) with filter

Recommended Oil Viscosity:

SAE 15W-40 or 20W-50 (depending on climate, consult manual for specifics)

Ignition System

Ignition Type:

Distributorless ignition with two spark plugs per cylinder

🔧 Transmission

Standard

Transmission Type:

4-speed Automatic

Transmission Model:

ZF 4HP24

Optional

Optional Transmission:

None offered

Features

Transmission Features:

Sport mode, Lock-up torque converter

Fluid Specifications

Transmission Fluid Type:

Dexron III ATF or equivalent (refer to manual for exact BMW specification)

Fluid Capacity

Transmission Fluid Capacity:

Approx. 4.0 liters (4.2 US quarts) for drain and refill

📐 Dimensions

Exterior

Length:

5024 mm (197.8 inches)

Width:

1800 mm (70.9 inches)

Height:

1410 mm (55.5 inches)

Wheelbase:

2918 mm (114.9 inches)

Front Track:

1527 mm (60.1 inches)

Rear Track:

1565 mm (61.6 inches)

Weights

Curb Weight:

Approx. 1930 kg (4255 lbs)

Gross Vehicle Weight Rating:

Approx. 2400 kg (5291 lbs)

Wheels Tires

Standard Wheel Size:

15 x 7.0 inches (Alloy)

Standard Tire Size:

225/60VR15

Bolt Pattern:

5 x 120 mm

Center Bore:

72.5 mm

🛡️ Safety Features

Ratings

NHTSA Ratings:

N/A (No standardized testing for this era)

Active Features

Standard (Bosch ABS II)

Traction Control:

Optional (ASC - Automatic Stability Control)

Passive Features

Airbags:

Driver's airbag standard, passenger airbag optional/later addition

Seatbelts:

3-point inertia-reel seatbelts front and rear

Chassis Design:

Reinforced safety cell, crumple zones

💡 Technology Features

Infotainment

Audio System:

BMW Professional RDS stereo system (often with cassette player), optional CD changer.

Navigation:

Optional early-generation BMW navigation system (often a CRT screen in the dash).

Driver Assistance

Cruise Control:

Standard electronic cruise control.

Parking Assistance:

Optional rear parking sensors.

Connectivity

Phone Integration:

Optional factory installed car phone.

Comfort Tech

Climate Control:

Dual-zone automatic climate control.

Seat Features:

Power-adjustable front seats with memory function, heated front and rear seats.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Approximately 10,000-15,000 miles or 12-24 months (refer to manual for specific BMW recommendations and oil type)

Transmission Fluid Change:

Typically every 30,000-50,000 miles (consult manual for exact interval and procedure)

Spark Plug Replacement:

12 spark plugs, typically replaced every 60,000-100,000 miles (check manual for specific plug type and interval)

Coolant Flush:

Every 2-3 years or 30,000-50,000 miles

Fluid Specifications

Brake Fluid Type:

DOT 3 or DOT 4 (refer to manual for specific BMW recommendation)

Power Steering Fluid:

BMW CHF 11S or equivalent (refer to manual)

Known Issues

Engine M70:

Coil pack failure, spark plug wire issues, vacuum leaks, coolant leaks (especially in the V), idle control issues, crank position sensor failures.

Electronics:

Climate control module failures, dashboard pixelation, door lock actuators, heated seat issues.

Suspension:

Wear in control arm bushings, shock absorber leaks, self-leveling rear suspension issues (if equipped).

Fuel System:

Fuel pump failures, clogged injectors.

📚 Vehicle History

Brand Heritage

Bmw Legacy:

Known for performance, engineering excellence, and sporty luxury vehicles.

Model Evolution

E32 Introduction:

Launched in 1986 as the successor to the E23 7 Series, representing BMW's push into the flagship luxury sedan market.

V12 Introduction:

The 750iL, introduced in 1987, was BMW's first production V12 engine, intended to compete directly with Mercedes-Benz's V12 offerings.

Facelift:

The 1990 model year typically falls within the pre-facelift E32 (launched 1986-1991) or early facelift (1992 onwards), depending on production date. This manual is for the initial 1990 configuration.

Production

Production Period:

1986-1994

Manufacturing Location:

Germany

🏆 Awards & Recognition

Recognitions

Car And Driver:

Often featured on Car and Driver's '10Best' lists in its segment for its era, though specific awards for the 1990 model year need verification.

Ratings

Sales Performance:

Competitively strong within the luxury segment, though production volumes were lower than mass-market sedans.

Certifications

Engineering Quality:

Recognized for its robust engineering and build quality, characteristic of BMW's premium offerings.