BMW 3 Series E30 316 316i 318i 320i 325i 1981-1991 Service Repair Workshop Manual

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🏷️ Basic Information Identification Make: BMW Model: 3 Series Chassis Code: E30 Year Range Covered: 1981-1991 Covered Models: 316, 316i, 318i, 320i, 325i Generation Generation Name: First Generation (E30) 👋...

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类型: Car

斯库: 571957

标签: 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 3 Series E30 316 3 Series E30 316i 3 Series E30 318i 3 Series E30 320i 3 Series E30 325i BMW Car Cars Misc

产品多属性

Description

🏷️ Basic Information

Identification

Make:

Model:

3 Series

Chassis Code:

Year Range Covered:

1981-1991

Covered Models:

316, 316i, 318i, 320i, 325i

Generation

Generation Name:

First Generation (E30)

👋 Introduction

Market Position

Segment:

Compact Executive Sedan/Coupe/Convertible

Positioning:

A benchmark for driving dynamics and build quality in its class, offering a balance of performance, luxury, and practicality.

Competitive Analysis

Key Competitors:

Mercedes-Benz W201 (190E), Audi 80/90, Alfa Romeo 75, Volvo 240/740

Key Features

Design Philosophy:

Iconic BMW 'Hoffmeister kink', balanced weight distribution (near 50/50), driver-focused cockpit.

Driving Dynamics:

Renowned for its agile handling, precise steering, and robust chassis.

📋 Manual Details

Coverage Areas

Market Coverage:

Global (Factory Specifications)

Page Count

Estimated Page Count:

Extensive (Exact number not specified, but comprehensive factory manuals are typically 1000+ pages)

Manual Type

Type:

Service Repair Workshop Manual (Factory)

Language

Language:

English (Likely, standard for factory manuals unless specified otherwise)

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine overhaul, cylinder head, block, pistons, crankshaft, camshafts, valve train, timing

Engine Management:

Fuel injection (Bosch Motronic variants), ignition system, sensors, actuators, emissions control

Transmission Manual:

Clutch, gearbox overhaul, shift linkage, drivetrain components

Transmission Automatic:

Automatic transmission overhaul, hydraulic control, torque converter, valve body

Suspension And Steering:

Front/rear suspension, shock absorbers, springs, control arms, steering rack, power steering system

Brakes:

Disc brakes (front/rear), ABS (where applicable), brake hydraulics, parking brake

Electrical System:

Battery, charging system, starter, lighting, fuses, relays, wiring diagrams

Body And Chassis:

Body panels, doors, hood, trunk, interior trim, chassis repair, corrosion prevention

HVAC:

Heating, ventilation, air conditioning system diagnosis and repair

Fuel System:

Fuel tank, fuel pump, fuel lines, fuel filter, fuel injectors

Procedures Included

Scheduled Maintenance:

Oil changes, filter replacements, spark plug replacement, fluid checks, belt inspections

Troubleshooting:

Diagnostic charts, symptom-based troubleshooting, error code interpretation

Engine Repair:

Component replacement, gasket sealing, timing belt/chain service, head gasket replacement

Transmission Repair:

Clutch replacement, transmission seal replacement, internal component repair

Brake Service:

Brake pad/rotor replacement, brake caliper overhaul, bleeding procedures

Electrical Diagnostics:

Wiring diagram interpretation, component testing, short/open circuit diagnosis

Body Repair:

Panel alignment, rust repair, door mechanism adjustment, glass replacement

Wheel Alignment:

Specifications and adjustment procedures for camber, caster, and toe

Torque Specifications:

Detailed torque values for all critical fasteners

Technical Depth

Depth:

Comprehensive Factory Level (Covers everything from basic maintenance to full engine and transmission rebuilds, including detailed diagnostic procedures)

📊 Manual Specifications

File Format

Quality:

High-resolution PDF, searchable text (assumed for factory digital manuals)

Print Quality

Print Readability:

Printable to high quality for workshop use

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

M10B18 (8-valve SOHC I4), 1.8L, ~90-105 hp

316I:

M10B18 (8-valve SOHC I4 with fuel injection), 1.8L, ~105 hp

318I:

M10B18 (8-valve SOHC I4 with fuel injection), 1.8L, ~105-115 hp (later M40B18 1.8L DOHC I4 with fuel injection, ~115 hp)

320I:

M20B20 (12-valve SOHC I6 with fuel injection), 2.0L, ~125-129 hp

325I:

M20B25 (12-valve SOHC I6 with fuel injection), 2.5L, ~170-171 hp

Performance

325I 0 60 Mph:

Approx. 7.5-8.0 seconds

Fuel System

Injection Type:

Bosch L-Jetronic or Motronic (depending on model and year)

🔧 Transmission

Standard

Gearbox Options:

4-speed manual, 5-speed manual (Getrag 260 common)

Optional

Automatic Transmission:

3-speed or 4-speed automatic (ZF 4HP22 common)

Features

Rear Differential:

Open differential, optional Limited Slip Differential (LSD)

📐 Dimensions

Exterior

Wheelbase:

Approx. 101.2 inches (2570 mm)

Length:

Approx. 170.5 inches (4330 mm)

Width:

Approx. 65.4 inches (1661 mm)

Height:

Approx. 54.5 inches (1384 mm)

Weights

Curb Weight:

Approx. 2500-2800 lbs (1135-1270 kg), varies by model and equipment

🛡️ Safety Features

Ratings

Crash Test Performance:

Good structural integrity for its era, but lacks modern airbags and advanced crumple zones. Frontal impact performance considered adequate for the period.

Active Features

Optional on most models, standard on some later/higher trims

Passive Features

Airbags:

Driver airbag became optional later in the E30 lifecycle, not standard across the range.

Seatbelts:

3-point inertia reel front seatbelts, 2-point rear seatbelts (later models may have 3-point rear)

💡 Technology Features

Infotainment

Radio Options:

Basic AM/FM radio, optional cassette player. Aftermarket head units are common upgrades.

Driver Assistance

Cruise Control:

Optional on most models.

Connectivity

Smartphone Integration:

N/A (Designed before widespread smartphone use)

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 3,000-5,000 miles or 6-12 months, depending on driving conditions and oil type.

Spark Plug Replacement:

Every 20,000-30,000 miles (depending on plug type - copper vs. platinum).

Timing Belt Replacement:

M10: Chain, M20: Chain, M40: Belt (replace ~40,000-60,000 miles or 4-5 years for M40).

Fluid Specifications

Engine Oil:

API SF/SG or higher, viscosity typically 10W-40 or 15W-50 (refer to manual for exact specs and temperature ranges)

Coolant:

BMW Blue/Green antifreeze, 50/50 mix with distilled water

Brake Fluid:

DOT 3 or DOT 4

Transmission Fluid Manual:

API GL-4 or GL-5 gear oil, SAE 75W-90 or 80W-90 (check manual for specifics)

Transmission Fluid Automatic:

Dexron III (or equivalent compatible fluid)

Known Issues

Rust Prone Areas:

Wheel arches, rocker panels, door bottoms, trunk floor, strut towers.

Cooling System:

Plastic coolant expansion tank can crack, fan clutch failure, water pump leaks.

Fuel System:

Fuel pump failure, injector seal leaks, fuel accumulator failure (early models).

Electrical:

Fuse box issues, voltage regulator failure, wiring harness degradation, instrument cluster problems.

Suspension:

Worn control arm bushings, worn ball joints, sagging springs, worn shock absorbers.

Engine Mounts:

Degradation of rubber engine and transmission mounts leading to vibration.

📚 Vehicle History

Brand Heritage

Bmw Philosophy:

BMW's reputation for building driver-focused, high-quality vehicles.

Model Evolution

E30 Development:

Designed as a successor to the E21, focusing on improved handling, comfort, and practicality. Introduced a more monocoque chassis design.

Body Styles:

Sedan (4-door), Coupe (2-door), Convertible, Touring (Wagon - rare in some markets).

Production

Production Years:

1982-1994 (globally, with E30 production ending in 1991 for most markets, but continuing in South Africa until 1994)

Manufacturing Locations:

Germany, South Africa, USA, Thailand, Mexico

🏆 Awards & Recognition

Recognitions

Automotive Press:

Consistently praised by automotive journalists for its driving dynamics, build quality, and timeless design.

Ratings

Consumer Reports:

Generally rated well for reliability in its era, though specific issues like rust and electrical components require attention.

Certifications

Heritage Status:

Widely considered a modern classic and a significant model in BMW's history.