BMW 320I E30 Workshop Manual 1987 1988 1989 1990 1991

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🏷️ Basic Information Identification Make: BMW Model: 3 Series Model Variant: 320i Chassis Code: E30 Generation Generation Designation: Second Generation Codes Production Years Covered: 1987-1991 👋 Introduction Market Position Segment:...

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Type: Car

Vendor:

Sku: 545016

Tags: 1987 1988 1989 1990 1991 320I E30 BMW Car Cars Misc

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

3 Series

Model Variant:

Chassis Code:

Generation

Generation Designation:

Second Generation

Codes

Production Years Covered:

1987-1991

👋 Introduction

Market Position

Segment:

Compact Executive Sedan/Coupe/Convertible

Competitive Analysis

Competitors:

Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75

Key Features

Driving Dynamics:

Renowned for balanced handling, rear-wheel drive, and driver-focused cockpit.

Build Quality:

Typical BMW high build quality and durable materials.

Manual Value Proposition

Comprehensiveness:

Offers complete A-Z coverage for all mechanical and electrical systems, essential for owners and independent workshops.

Visual Aid:

Includes a 'ton' of detailed pictures and diagrams for clarity.

📋 Manual Details

Coverage Areas

Coverage:

All models and repairs A-Z

Page Count

Estimated Page Count:

Varies by edition, typically 500+ pages

Manual Type

Type:

Workshop Service Repair Manual

Language

Language:

English

Format

Format:

Digital (printable pages)

📖 Manual Coverage

Systems Covered

Mechanical Systems:

Engine, Drivetrain, Suspension, Steering, Brakes, Exhaust

Electrical Systems:

Wiring Diagrams, Ignition, Charging, Lighting, Instrumentation, ECU

Procedures Included

Maintenance:

Oil changes, filter replacements, tune-ups, fluid checks, belt replacements

Repair:

Engine overhaul, transmission repair, brake caliper rebuild, suspension component replacement, body panel repair

Diagnostics:

Troubleshooting common issues, diagnostic procedures for engine and electrical faults

Technical Depth

Depth:

Comprehensive, from basic maintenance to complete engine and drivetrain rebuilds, including detailed electrical system diagnosis and repair.

📊 Manual Specifications

File Format

Digital Format:

Print Quality

Printability:

Printable pages, high resolution for clarity

Binding Type

Binding:

N/A (Digital)

Paper Type

Paper Quality:

N/A (Digital)

⚙️ Engine Specifications

Primary Engine

Engine Code:

M10 (2.0L)

Engine Type:

Inline-4 Cylinder, SOHC

Displacement:

1990 cc (2.0 Liters)

Performance

Horsepower:

Approx. 125 hp @ 5800 rpm (Euro spec, US spec may vary slightly)

Torque:

Approx. 174 Nm (128 lb-ft) @ 3500 rpm (Euro spec)

Fuel System

Fuel Delivery:

Bosch L-Jetronic or Motronic fuel injection (depending on market and year)

Engine Management

Ignition System:

Electronic Ignition

🔧 Transmission

Standard

Transmission Type:

4-Speed Manual

Optional

Transmission Type Optional:

3-Speed Automatic (ZF 3HP22)

Features

Drive Layout:

Rear-Wheel Drive (RWD)

📐 Dimensions

Exterior

Wheelbase:

Approx. 2570 mm (101.2 in)

Length:

Approx. 4340 mm (170.9 in)

Width:

Approx. 1680 mm (66.1 in)

Height:

Approx. 1380 mm (54.3 in)

Weights

Curb Weight:

Approx. 1200-1300 kg (2650-2870 lbs)

Gross Vehicle Weight:

Varies by body style and options

🛡️ Safety Features

Ratings

Crash Test Notes:

E30 platform generally performed well for its era, though specific official ratings are less standardized than modern tests.

Active Features

Braking System:

Front ventilated discs, rear solid discs (standard on most 320i models).

Optional on many models, standard on later or higher trims.

Passive Features

Seatbelts:

Three-point front and rear seatbelts.

Body Structure:

Reinforced passenger cell, crumple zones.

💡 Technology Features

Infotainment

Radio Options:

Factory cassette player or AM/FM radio, optional premium sound systems.

Speaker Configuration:

Typically 4 or 6 speakers.

Driver Assistance

Cruise Control:

Optional on many models.

Trip Computer:

Basic trip odometer and fuel consumption indicator.

Connectivity

Connectivity Features:

N/A (No integrated Bluetooth or USB in this era).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 5,000-7,500 miles or 6-12 months (recommendation based on usage, manual provides exact guidelines).

Spark Plug Replacement:

Approximately 20,000-30,000 miles (depending on plug type, manual specifies).

Timing Belt Replacement:

N/A (M10 is a timing chain engine)

Fluid Specifications

Engine Oil Type:

API SG or higher, SAE 15W-40 or 20W-50 (refer to manual for climate-specific viscosity grades).

Coolant Type:

BMW Blue Antifreeze (G48 standard), mixed 50/50 with distilled water.

Brake Fluid Type:

DOT 3 or DOT 4 (refer to manual for exact specification).

Transmission Fluid Manual:

API GL-4, SAE 75W-90 (or specified gear oil).

Transmission Fluid Automatic:

Dexron III (or equivalent ATF fluid, consult manual).

Known Issues

Common Problems:

Rusted jacking points/sills, fuel distributor issues (M10), coolant leaks (heater core, hoses), worn bushings (suspension/subframe), idle control valve issues, fuel pump failure.

Common Issues

Electrical Gremlins:

Corroded grounds, failing relays, dashboard warning light issues, window regulator failures.

📚 Vehicle History

Brand Heritage

Brand Philosophy:

BMW's 'Ultimate Driving Machine' ethos, emphasizing sporty handling and driver engagement.

Model Evolution

E30 Introduction:

The E30 generation replaced the E21 3 Series in 1982 and was produced until 1994 (convertibles/touring) or 1991 (sedans/coupes).

320I Positioning:

Positioned as a more accessible entry point into the 3 Series range, especially in markets where the 325i was the dominant performance model.

Production

Manufacturing Locations:

Primarily Germany (Munich, Dingolfing), with some assembly in other global locations.

🏆 Awards & Recognition

Recognitions

Automotive Journalism:

Consistently praised by automotive press for its driving dynamics and build quality throughout its production run.

Collectible Status:

Highly regarded as a modern classic, with strong enthusiast following and increasing collectibility.