BMW E34 525I 535I M5 5 Series 1990 1991 Electronic TROUBLESHOOTING Manual

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🏷️ Basic Information Identification Make: BMW Model: 5 Series (E34) Model Variants Covered: 525i, 535i, M5 Model Years Covered: 1990, 1991 👋 Introduction Market Position Target Audience: Technicians, Mechanics, DIY...

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Type: Car

Vendor:

Sku: 509765

Tags: 1990 1991 5 Series 525I 535I BMW Car Cars E34 M5

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

5 Series (E34)

Model Variants Covered:

525i, 535i, M5

Model Years Covered:

1990, 1991

👋 Introduction

Market Position

Target Audience:

Technicians, Mechanics, DIY Enthusiasts

Key Features

Accuracy:

Official factory complete information, technical data preserved as original

Completeness:

Hundreds or thousands of pages, comprehensive coverage of electronic troubleshooting and repair

Value Proposition

Benefit 1:

Low price

Benefit 2:

Great quality

Benefit 3:

Instant access

Benefit 4:

Customer support for download/content issues

📋 Manual Details

Coverage

Manual Title:

BMW E34 525i 535i M5 5 Series 1990 1991 Electronic Troubleshooting Manual

Manual Type:

Electronic Troubleshooting & Service Repair Manual

Language:

English

Format:

PDF (printable)

Delivery Method:

Instant Download

Requirements:

Adobe PDF Reader, WinZip

📖 Manual Coverage

Systems

General Maintenance:

Included

Troubleshooting Diagnostics:

Comprehensive Electronic Troubleshooting

Engine Service Repair:

Detailed Procedures

Transmission Service Repair:

Detailed Procedures

Brake System:

Coverage Included

Wiring Diagrams:

Extensive Electrical Schematics

Electrical System:

In-depth coverage

Suspension:

Coverage Included

Periodic Lubrication:

Included

Steering System:

Coverage Included

Cooling System:

Coverage Included

Fuel Injection System:

Detailed Diagnostics and Repair

Fuel System:

Coverage Included

Emission Control System:

Coverage Included

HVAC System:

Heater/Air Conditioning Troubleshooting and Repair

Engine Control System:

Detailed Electronic Control Unit (ECU) information

Chassis Body:

Coverage Included

Restraint System:

Safety Systems Coverage

Interior Components:

Coverage Included

Differential Drive Axle:

Coverage Included

Procedures

Diagnostic Procedures:

Systematic troubleshooting guides, fault code interpretation

Repair Procedures:

Step-by-step instructions for various component repairs

Maintenance Procedures:

Scheduled maintenance tasks, fluid changes, filter replacements

Wiring Troubleshooting:

Identification of circuit faults, connector diagnostics

Technical Depth

Depth:

Factory-level technical data, circuits, diagrams, equipment specifications

📊 Manual Specifications

File Details

File Format:

Print Quality:

High Quality, Printable

Searchability:

Implied Searchable PDF content

Binding Type:

Digital Download (not physically bound)

Paper Type:

Digital (not applicable)

⚙️ Engine Specifications

Variants

Covered Engine Variants:

M20B25 (525i), M30B35 (535i), S38B36 (M5)

Engine Code:

M20B25

Engine Type:

2.5L Inline 6-cylinder

Horsepower Approx:

168 hp @ 5800 rpm

Torque Approx:

164 lb-ft @ 4300 rpm

Engine Code:

M30B35

Engine Type:

3.5L Inline 6-cylinder

Horsepower Approx:

208 hp @ 5700 rpm

Torque Approx:

225 lb-ft @ 4000 rpm

Engine Code:

S38B36

Engine Type:

3.6L Inline 6-cylinder

Horsepower Approx:

310 hp @ 6900 rpm

Torque Approx:

265 lb-ft @ 4750 rpm

Fuel System

Type:

Electronic Fuel Injection (Bosch Motronic)

🔧 Transmission

Variants

Covered Transmission Types:

Manual and Automatic Transmissions

Features

Transmission Options:

5-speed manual, 4-speed automatic (ZF)

📐 Dimensions

General

Chassis Code:

Weights

Curb Weight Approx Kg:

1550-1750 kg (model dependent)

🛡️ Safety Features

Features

Passive Safety:

Front airbags (driver and passenger), ABS (Anti-lock Braking System), Crumple zones

Active Safety:

ABS, Limited Slip Differential (optional/standard on M5)

💡 Technology Features

Engine Management

Bosch Motronic electronic engine management system

Features

Comfort Features:

Automatic climate control (optional/standard on some models), power windows, central locking, cruise control

Infotainment

Audio System:

Factory AM/FM stereo with cassette player (options for CD changer)

🔧 Maintenance

Service Intervals

Oil Change Interval:

Refer to manual for specific interval (typically 7,500-15,000 miles or 12-24 months)

Fluid Specifications

Engine Oil Type:

Refer to manual for specific viscosity (e.g., 5W-30, 10W-40 synthetic)

Coolant Type:

Ethylene Glycol-based coolant, typically a BMW blue or green coolant

Transmission Fluid Type Auto:

Refer to manual for specific ATF type (e.g., Dexron II)

Transmission Fluid Type Manual:

Refer to manual for specific gear oil specification

Known Issues

Common Problems:

Cooling system (radiator, water pump, hoses), Oil leaks (valve cover gasket, oil pan gasket), Fuel pump failure, ABS sensor issues, Idle control valve problems, Heater control valve failure

Checklist Items

Typical Checks:

Belts, hoses, fluid levels, brake pads/rotors, tire pressure, exhaust system condition

📚 Vehicle History

Model Evolution

Generation:

Second generation of the BMW 5 Series

Production Period

Years:

1987-1996 (E34 platform)

Brand Heritage

Bmw Philosophy:

Focus on driving dynamics, performance, and build quality