BMW 318i 1986 Full Service Repair Manual

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🏷️ Basic Information Identification Make: BMW Model: 318i Year: 1986 Generation Chassis Code: E30 Codes Engine Code: M10B18 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe Target Audience: Enthusiasts and...

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Taper: Car

Distributeur:

UGS: 417482

Mots clés: 1986 318i BMW Car Cars Misc

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

Generation

Chassis Code:

Codes

Engine Code:

M10B18

👋 Introduction

Market Position

Segment:

Compact Executive Sedan/Coupe

Target Audience:

Enthusiasts and owners seeking in-depth knowledge for DIY maintenance and repair

Competitive Analysis

Key Competitors:

Mercedes-Benz 190E, Audi 80/90, Alfa Romeo 75, Ford Sierra, Volvo 240

Key Features

Vehicle Appeal:

Sporty handling, build quality, driver engagement, rear-wheel drive dynamics

Manual Value Proposition:

Enables comprehensive DIY servicing, reducing reliance on costly dealership repairs and preserving vehicle value

📋 Manual Details

Coverage Areas

Main Topics:

Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, Fuel System, Cooling System, Exhaust System, Bodywork, Interior, HVAC, Diagnostic Procedures, Troubleshooting

Page Count

Estimated Pages:

1500+

Manual Type

Type:

Comprehensive Service and Repair Manual

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine assembly, cylinder head, pistons, crankshaft, camshaft, valve train, timing belt/chain, lubrication system, oil pump, oil filter, seals, gaskets

Engine Management:

Fuel injection system (Bosch L-Jetronic or Motronic), ignition system, sensors (MAP, TPS, CTS, O2), actuators, ECU diagnostics, emissions control

Transmission:

Manual transmission (Getrag 240), clutch system, driveshafts, differential, transmission fluid specifications and replacement

Drivetrain:

Rear-wheel drive system, driveshafts, universal joints, differential service, axle bearings

Suspension:

Front suspension (MacPherson struts), rear suspension (semi-trailing arms), shock absorbers, springs, control arms, bushings, alignment specifications

Steering:

Steering rack, tie rods, steering column, power steering system (if equipped), alignment

Brakes:

Front disc brakes, rear drum brakes (or optional rear discs), brake fluid type, bleeding procedure, master cylinder, brake lines, parking brake

Electrical System:

Battery, alternator, starter motor, wiring diagrams, fuses, relays, lighting system, ignition switch, instrumentation cluster, power windows, central locking

Fuel System:

Fuel tank, fuel pump, fuel lines, fuel filter, fuel injectors, fuel pressure regulator, emissions components (charcoal canister, EGR valve)

Cooling System:

Radiator, water pump, thermostat, coolant hoses, expansion tank, heater core, cooling fan

Exhaust System:

Exhaust manifold, catalytic converter, muffler, exhaust pipes, hangers, gaskets

Bodywork:

Body panel removal and installation, door mechanisms, hood, trunk, bumpers, glass replacement, rust prevention and repair

Interior:

Seat removal, dashboard disassembly, door panel removal, headliner, carpet, trim pieces

HVAC:

Air conditioning system, heater, blower motor, control panel, refrigerant type and charging

Procedures Included

Maintenance:

Oil changes, filter replacements (oil, fuel, air), spark plug replacement, coolant flushes, brake fluid changes, lubrication points, belt adjustments

Diagnostics:

Troubleshooting common symptoms, fault code reading (OBD-I if applicable), diagnostic charts, electrical testing procedures, fuel pressure testing

Repair:

Engine rebuilds, transmission overhaul, brake system repairs, suspension component replacement, electrical component repair, body panel repair

Rebuilding:

Detailed instructions for rebuilding major components like the engine, transmission, and differential

Refurbishing:

Guidance on restoring and refinishing various parts and systems

Restoration:

Comprehensive information to guide a full vehicle restoration process

Technical Depth

Depth Level:

Expert-level, covering everything from basic maintenance to complete engine and transmission overhauls

Diagnostic Tools:

Information on using basic diagnostic tools and interpreting results

Torque Specifications:

Detailed torque values for all critical fasteners

Clearances And Tolerances:

Precise measurements for engine and transmission component clearances

📊 Manual Specifications

File Format

Searchability:

Fully searchable text for quick information retrieval

Printability:

Printable pages for on-the-go referencing

Print Quality

Image Resolution:

High-resolution diagrams and illustrations

Binding Type

Binding:

N/A (Digital)

Paper Type

Paper Quality:

N/A (Digital)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Inline 4-cylinder, Naturally Aspirated

Displacement:

1.8 Liters (1766 cc)

Bore X Stroke:

89.0 mm x 71.0 mm

Compression Ratio:

8.8:1

Performance

Horsepower:

105 hp @ 5800 rpm (approx.)

Torque:

112 lb-ft @ 3500 rpm (approx.)

Fuel System

Fuel Delivery:

Bosch L-Jetronic or Motronic Fuel Injection

Fuel Type:

Unleaded Gasoline (91 Octane or higher recommended)

Fuel Tank Capacity:

55 Liters (14.5 US Gallons)

🔧 Transmission

Standard

Type:

Getrag 240 5-Speed Manual Transmission

Optional

Type:

ZF 4HP22 4-Speed Automatic Transmission

Features

Clutch Type:

Hydraulically Actuated Single Dry Plate Clutch

Manual Transmission Fluid:

BMW Synchromesh Fluid or equivalent (e.g., Pentosin MTF) - refer to manual for specific part numbers

Automatic Transmission Fluid:

Dexron III or equivalent - refer to manual for specific part numbers

📐 Dimensions

Exterior

Length:

4340 mm (170.9 in)

Width:

1675 mm (66.0 in)

Height:

1380 mm (54.3 in)

Wheelbase:

2570 mm (101.2 in)

Front Track:

1390 mm (54.7 in)

Rear Track:

1400 mm (55.1 in)

Weights

Curb Weight:

Approximately 1180 kg (2601 lbs)

Gross Vehicle Weight Rating:

Approximately 1600 kg (3527 lbs)

Wheel Bolt Pattern:

5x120mm

Wheel Size:

14 or 15 inch (alloy or steel)

Tire Size:

185/70 R14 or 195/60 R14 (typical)

🛡️ Safety Features

Ratings

Crash Test Data:

Limited contemporary official crash test data available for this specific year/model. E30 chassis generally performed well for its era.

Active Features

Braking:

Front ventilated discs, rear drums (standard). ABS not typically standard on 318i.

Passive Features

Seatbelts:

Front 3-point inertia reel seatbelts, rear lap belts

Body Construction:

Unitized body construction with integrated safety cage elements

💡 Technology Features

Infotainment

Head Unit:

Typically an aftermarket or original BMW cassette player/radio. Limited original infotainment features.

Driver Assistance

Optional on some models, not standard on the 318i.

Connectivity

Bluetooth Wifi:

Not applicable for the original vehicle; modern aftermarket head units may offer these.

🔧 Maintenance

Service Intervals

Oil Change:

Every 7,500 - 10,000 miles (12,000 - 15,000 km) or 12 months, whichever comes first.

Oil Filter Replacement:

With every oil change.

Air Filter Replacement:

Every 15,000 - 20,000 miles (24,000 - 32,000 km).

Fuel Filter Replacement:

Every 30,000 - 40,000 miles (48,000 - 64,000 km).

Spark Plug Replacement:

Every 20,000 - 30,000 miles (32,000 - 48,000 km).

Coolant Flush:

Every 2 years or 30,000 miles (48,000 km).

Brake Fluid Flush:

Every 2 years.

Fluid Specifications

Engine Oil Type:

API SG or SH rated, SAE 10W-40 or 15W-40 (check owner's manual for precise recommendations based on climate).

Engine Oil Capacity:

4.5 Liters (4.8 US Quarts) with filter change.

Coolant Type:

Ethylene Glycol based coolant (BMW Blue or equivalent).

Brake Fluid Type:

DOT 4.

Known Issues

Engine:

Head gasket leaks, oil pan gasket leaks, thermostat housing leaks, fuel injector issues, idle control valve problems.

Suspension:

Worn control arm bushings, worn shock mounts, rear trailing arm bushings failure (common E30 issue).

Electrical:

Corroded ground points, failing alternator, faulty ignition coil or module, dashboard warning light issues.

Cooling System:

Leaking radiator, cracked coolant hoses, faulty water pump, seized cooling fan clutch.

Body:

Rust formation, particularly around wheel arches, rocker panels, and jacking points.

📚 Vehicle History

Brand Heritage

Bmw Philosophy:

Focus on 'The Ultimate Driving Machine' emphasizing sporty performance and engineering excellence.

Model Evolution

E30 Introduction:

The E30 platform was introduced in 1982, succeeding the E21 3 Series. The 318i variant was a key model in the lineup, offering an accessible entry point into the 3 Series.

E30 Updates:

The 1986 model year falls within the facelift period of the E30 (facelift typically 1987/1988 for some markets, but minor updates occurred annually). This specific 318i uses the M10 engine.

Production

Production Period:

E30 production spanned from 1982 to 1994. The 318i (M10) was produced throughout much of this period.

Manufacturing Locations:

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

🏆 Awards & Recognition

Recognitions

E30 Legacy:

The E30 platform is widely recognized for its timeless design, driving dynamics, and motorsport heritage, considered a modern classic.

Ratings

Contemporary Reviews:

Generally received positive reviews for its handling, build quality, and performance relative to its class.