1998-1994 BMW 7 E32 Series Workshop Service Repair Manual

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🏷️ Basic Information Identification Make: BMW Model: 7 Series Chassis Code: E32 Model Years Covered: 1988, 1989, 1990, 1991, 1992, 1993, 1994 Generation Generation Code: E32 Generation Years: 1986-1994 Codes...

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类型: Car

斯库: 285727

标签: 1994 1998 7 Series E32 BMW Car Cars Z Models

产品多属性

Description

🏷️ Basic Information

Identification

Make:

Model:

7 Series

Chassis Code:

Model Years Covered:

1988, 1989, 1990, 1991, 1992, 1993, 1994

Generation

Generation Code:

Generation Years:

1986-1994

Codes

Model Codes Covered:

735i, 735iL, 740i, 740iL, 750iL

👋 Introduction

Market Position

Vehicle Class:

Full-size Luxury Sedan

Segment Positioning:

Flagship luxury sedan representing BMW's technological advancements and comfort for the era.

Competitive Analysis

Key Competitors:

Mercedes-Benz S-Class (W140), Lexus LS 400, Jaguar XJ.

Key Features

Engine Options:

V8 and V12 engines offered, known for smooth power delivery and refinement.

Chassis Design:

Long wheelbase ('iL') variants offering increased rear passenger space, advanced suspension systems.

Technology Introduction:

One of the first BMWs to incorporate features like Electronic Damper Control (EDC) and self-leveling rear suspension.

📋 Manual Details

Coverage Areas

Primary Coverage:

Workshop Service Repair

Scope:

Repair, Maintenance, Rebuilding, Refurbishment, Restoration

Page Count

Estimated Page Count:

Extensive (specific count not provided, but described as 'highly detailed' and 'all repair procedures covered A-Z')

Manual Type

Type:

Workshop Service Manual

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Full coverage including cylinder head, block, pistons, crankshaft, camshafts, timing systems.

Engine Lubrication:

Oil pump, oil filter, oil pan, oil pressure, lubrication circuits.

Engine Cooling:

Radiator, water pump, thermostat, coolant hoses, fan systems, temperature regulation.

Engine Control:

ECU operation, sensors (crankshaft, camshaft, lambda, MAP, etc.), actuators, ignition system, emissions control.

Fuel System:

Fuel pump, injectors, fuel filter, fuel lines, fuel pressure regulator, fuel tank, EFI system.

Exhaust System:

Exhaust manifolds, catalytic converter, mufflers, pipes, oxygen sensors.

Transmission Manual:

Clutch assembly, gearbox components, shift mechanisms, lubrication, rebuild procedures.

Transmission Automatic:

Torque converter, valve body, planetary gear sets, transmission control unit (TCU), fluid circuits, rebuild procedures.

Driveline Front Axle:

CV joints, driveshafts, differential (if applicable to specific models).

Driveline Rear Axle:

Differential, axle shafts, seals, bearings, lubrication.

Suspension Front:

Control arms, ball joints, tie rods, strut assembly, springs, shock absorbers, anti-roll bar.

Suspension Rear:

Trailing arms, shock absorbers, springs, anti-roll bar, self-leveling suspension (if equipped).

Road Wheels Tires:

Tire pressure, wheel torque specifications, wheel bearing replacement.

Brakes System:

Front and rear brake pads, rotors, calipers, brake lines, master cylinder, ABS system components.

Brakes Parking:

Parking brake mechanism, cables, adjustment.

Brakes Control:

ABS modulator, wheel speed sensors, hydraulic control unit.

Steering Power:

Power steering pump, steering rack/box, power steering fluid, hydraulic lines, seals.

Steering System:

Steering column, steering wheel, steering linkage, alignment specifications.

Restraints Seatbelts:

Seatbelt operation, pretensioners, retractor mechanisms.

Restraints Srs:

Airbag modules (driver, passenger), SRS control unit, crash sensors, wiring.

Body Locks Security:

Door locks, central locking, keyless entry (if equipped), alarm system.

Body Glasses Windows:

Window regulators, power windows, door glass, windshield, rear glass replacement, seals.

Body Roof:

Sunroof operation and repair (if equipped), headliner.

Body Exterior Interior:

Bumpers, fenders, doors, hood, trunk lid, trim, interior panels, seating removal/installation.

Body Instrument Panel:

Dashboard removal, gauge cluster, climate controls, center console.

Air Conditioner:

Compressor, condenser, evaporator, refrigerant system, blower motor, climate control panel, R134a conversion.

Electrical Wiring Diagrams:

Comprehensive color-coded wiring diagrams for all systems.

Electrical Starting Charging:

Starter motor, alternator, battery, ignition switch, voltage regulator.

Electrical Lighting:

Headlights, taillights, turn signals, interior lights, fog lights, bulb replacement.

Electrical Driver Info:

On-board computer, warning lights, diagnostic messages.

Electrical Wiper Washer Horn:

Wiper motor, washer pump, wiper arms, horn operation.

Electrical Body Control:

Power windows, mirrors, seats, sunroof, central locking modules.

Electrical Lan System:

Local Area Network (LAN) or MOST bus systems for communication between modules.

Electrical Audio Visual Navigation Telephone:

Radio/cassette/CD player, speaker systems, navigation system components, telephone integration (if equipped).

Electrical Auto Cruise Control:

Cruise control system components and operation.

Electrical Power Supply Ground Circuit Elements:

Fuse box layouts, relay functions, battery terminals, grounding points.

Procedures Included

Maintenance Procedures:

All scheduled maintenance tasks, fluid changes, filter replacements.

Diagnostic Procedures:

Troubleshooting guides, fault code interpretation (OBD-I era specific), symptom-based diagnostics.

Repair Procedures:

Step-by-step instructions for component removal, repair, and reinstallation.

Rebuild Procedures:

Detailed instructions for rebuilding major components like engines and transmissions.

Refurbishment Restoration:

Guidance on bringing older components and systems back to original specifications.

Technical Depth

Depth:

Comprehensive, from basic fluid checks to complex electrical diagnostics and full mechanical overhauls.

Target Audience:

Professional technicians, experienced DIY mechanics, and owners seeking in-depth knowledge.

📊 Manual Specifications

File Format

Format Type:

Searchability:

Likely searchable text within the PDF for easy information retrieval.

Print Quality

Image Quality:

High Quality Photos, Illustrations, and Diagrams

Printability:

Printable for hard copy use, user-friendly for printing specific procedures.

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Codes Covered:

M30B35 (735i/iL), M60B40 (740i/iL), M70B50 (750iL)

Performance

735I/Il:

3.5L I6, ~208-211 hp, ~232-243 lb-ft torque

740I/Il:

4.0L V8 (M60), ~282-286 hp, ~295-295 lb-ft torque

750Il:

5.0L V12 (M70), ~296-300 hp, ~332-339 lb-ft torque

Fuel System

Fuel Injection:

Bosch Motronic electronic fuel injection (EFI)

Fuel Type:

Unleaded gasoline (premium recommended)

🔧 Transmission

Standard Transmission

735I/Il, 740I/Il:

4-speed automatic (e.g., ZF 4HP22) - Manual transmission was rare for E32 in North America.

Optional Transmission

750Il:

4-speed automatic (e.g., ZF 4HP24)

Features

Automatic Transmission Modes:

Sport and Economy (S/E) modes

📐 Dimensions

Exterior

Wheelbase Standard:

Approx. 116.1 inches (2950 mm)

Wheelbase Long:

Approx. 120.9 inches (3071 mm) for 'iL' models

Weights

Curb Weight Range:

Approx. 3800 - 4500 lbs (1725 - 2040 kg), varying by model and equipment.

🛡️ Safety Features

Ratings

Crash Test Data:

Limited public data for this specific period, but BMW's focus on safety was high, featuring strengthened body structures and advanced restraint systems.

Active Features

Standard Anti-lock Braking System (ABS)

Traction Control:

ASR (Automatic Stability Control) available on some models/years

Passive Features

Airbags:

Driver and front passenger airbags standard across the range for later years.

Seatbelts:

3-point seatbelts with pretensioners for front occupants.

💡 Technology Features

Infotainment

Audio System:

High-quality BMW branded audio systems, often with cassette and optional CD changer.

Driver Assistance

Cruise Control:

Standard cruise control

Parking Assistance:

Rear parking sensors were an option on later models.

Connectivity

Phone Integration:

Optional integrated car phone systems were available.

🔧 Maintenance

Service Intervals

Oil Change:

Typically every 7,500-10,000 miles or 12 months (check manual for specific oil type and capacity).

Spark Plugs:

Dependent on plug type, often around 60,000 miles for standard plugs, higher for platinum/iridium.

Coolant Flush:

Every 2-3 years or as per manufacturer's recommendation.

Fluid Specifications

Engine Oil:

Typically 5W-30 or 5W-40 synthetic for many models, refer to specific engine type.

Transmission Fluid Auto:

Dexron III or equivalent ATF fluid.

Power Steering Fluid:

BMW Approved Power Steering Fluid or Pentosin CHF 11S (verify based on specific steering system).

Known Issues

Cooling System:

Plastic coolant expansion tanks can become brittle and crack; water pump bearings can fail.

Engine M60:

Timing chain guides (plastic) are prone to wear and failure; VANOS system can develop leaks.

Electrical:

Corrosion in wiring harnesses, particularly in engine bay connectors; failure of window regulators and central locking actuators.

Suspension:

Front control arm bushings and ball joints wear over time, leading to clunks and poor handling.

HVAC:

Blend door actuators for climate control can fail, leading to uneven cabin temperature.

📚 Vehicle History

Brand Heritage

Bmw Philosophy:

Known for 'The Ultimate Driving Machine', emphasizing performance, handling, and driver engagement even in luxury vehicles.

Model Evolution

E32 Development:

Evolved from the E23 7 Series, focusing on enhanced comfort, advanced technology, and improved aerodynamics.

Production

Production Years:

1986-1994

Manufacturing Location:

Dingolfing, Germany

🏆 Awards & Recognition

Recognitions

Automotive Press Awards:

Consistently praised by automotive press for its luxury, performance, and technological advancements for its era.