BMW 320i 1989 Service Repair Workshop Manual

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🏷️ Basic Information Identification Make: BMW Model: 320i Year: 1989 Codes Chassis Code: E30 👋 Introduction Market Position Market Position: The BMW 320i (E30 generation) was positioned as a sporty, compact luxury sedan and coupe, known for its engaging driving dynamics and premium build quality, often competing with models like the Mercedes-Benz 190E and Audi 80/90. Competitive Analysis Competitive Analysis Points: Key competitors included the Mercedes-Benz 190E (W201), Audi 80/90 (B2/B3), and to some extent, the Alfa Romeo 75 and Peugeot 405. The E30 series, particularly the 320i, was praised for its balanced chassis, rear-wheel-drive handling, and refined interior for its class. Key Features Key Features: Rear-wheel drive, independent suspension, refined inline-six engine (for many variants, though the 320i E30 often featured an inline-4 in some markets), driver-focused cockpit, and iconic BMW styling. 📋 Manual Details Coverage Areas Systems Covered: Engine, Fuel System, Cooling System, Exhaust System, Drivetrain, Transmission, Axles, Suspension, Steering, Brakes, Electrical System, Lighting, Ignition System, Bodywork, Interior Trim, HVAC, Chassis Components, Diagnostic Procedures. Page Count Estimated Page Count: 500-700 Manual Type Type: Service and Repair Workshop Manual Language Language: English Format Format: Digital (likely PDF, though format may vary based on specific product sourcing) 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed breakdown of M20B20 engine components, including cylinder head, block, crankshaft, pistons, connecting rods, camshafts, timing belt, and valve train. Includes assembly and disassembly procedures. Fuel System: Covers Bosch L-Jetronic (or Motronic variations for 1989 models) fuel injection system, including fuel pump, injectors, fuel pressure regulator, fuel lines, and evaporative emissions control. Cooling System: Radiator, fan, water pump, thermostat, coolant hoses, expansion tank, and troubleshooting for overheating or leaks. Exhaust System: Catalytic converter, exhaust manifold, muffler, pipes, and emission control components. Drivetrain: Rear-wheel drive system, including driveshaft, universal joints, and differential. Transmission: Manual transmission (Getrag 260 typically) and automatic transmission (ZF 4HP22 typically) removal, installation, overhaul, and fluid specifications. Suspension: Front MacPherson struts, rear semi-trailing arms, springs, shock absorbers, bushings, and alignment specifications. Steering: Power steering system, steering rack, tie rods, steering column, and troubleshooting. Brakes: Front ventilated discs, rear solid discs, hydraulic system, brake fluid specifications, ABS (if equipped), brake pad replacement, caliper servicing, and bleeding procedures. Electrical System: Battery, alternator, starter motor, fuses, relays, wiring diagrams, and component testing. Ignition System: Distributor, ignition coil, spark plugs, ignition timing, and troubleshooting. Bodywork: Panel removal and installation, door mechanisms, window regulators, bumpers, and corrosion prevention. Interior Trim: Seat removal, dashboard, door panels, headliner, and carpet. HVAC: Heating, ventilation, and air conditioning (HVAC) system, including blower motor, heater core, evaporator, refrigerant, and controls. Interior Components: Details on dashboard removal and repair, center console, glove compartment, and seat adjustments. Procedures Included Maintenance: Oil changes, filter replacements, spark plug changes, coolant flushes, brake fluid changes, and routine inspections. Troubleshooting: Diagnostic procedures for common drivability issues, electrical faults, starting problems, and cooling system failures. Repair: Detailed step-by-step instructions for component removal, repair, and reinstallation for all major vehicle systems. Diagnostics: Guidance on using diagnostic tools (where applicable for the era), interpreting fault codes, and performing component tests. Engine Overhaul: Detailed procedures for engine disassembly, cleaning, inspection, machining, and reassembly, including bearing clearances, piston ring gap, valve guide replacement, and gasket installation. Transmission Rebuild: Step-by-step instructions for rebuilding both manual and automatic transmissions, including gear train inspection, seal replacement, clutch pack installation (automatic), and torque converter servicing. Electrical Schematics: Comprehensive wiring diagrams for all vehicle systems, including engine management, lighting, power windows, central locking (if equipped), and instrument cluster. Chassis Alignment: Specific alignment angles (camber, caster, toe) for front and rear suspension, along with procedures for adjustment. Technical Depth Depth: Comprehensive, covering basic to advanced repairs. Suitable for professional mechanics and skilled DIY enthusiasts. Includes torque specifications, clearances, and diagnostic flowcharts. Diagnostic Tools Coverage: While lacking modern OBD-II, the manual covers the use of specialized analog diagnostic tools and methods for the Bosch L-Jetronic/Motronic systems. Torque Specifications: Extensive list of torque specifications for all critical fasteners across all vehicle systems. Diagnostic Flowcharts: Includes systematic diagnostic flowcharts to help identify the root cause of various symptoms. 📊 Manual Specifications File Format File Format Details: Likely a scanned PDF of an original workshop manual. Searchable text may be present if OCR was performed. High-resolution scans for clear diagrams and text are typical. Print Quality Print Quality: Depends on the source, but professional digital scans aim for high clarity of diagrams, schematics, and text. Binding Type Binding Type: Not applicable for digital format. If a physical copy, typically bound for durability in a workshop environment. Paper Type Paper Type: Not applicable for digital format. Original manuals often used durable, matte paper. ⚙️ Engine Specifications Primary Engine Engine Code: M10B20 (common for 320i, though some markets may have had M20 variants) Engine Type: Inline-4 Cylinder, naturally aspirated Displacement: 1990 cc (2.0 Liters) Bore X Stroke:...

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Tipo: Car

Fabricante:

Sku: 432253

Coleções: ALL BMW

Disponibilidade: Em estoque

Tag: 1989 320i BMW Car Cars Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

Codes

Chassis Code:

👋 Introduction

Market Position

Market Position:

The BMW 320i (E30 generation) was positioned as a sporty, compact luxury sedan and coupe, known for its engaging driving dynamics and premium build quality, often competing with models like the Mercedes-Benz 190E and Audi 80/90.

Competitive Analysis

Competitive Analysis Points:

Key competitors included the Mercedes-Benz 190E (W201), Audi 80/90 (B2/B3), and to some extent, the Alfa Romeo 75 and Peugeot 405. The E30 series, particularly the 320i, was praised for its balanced chassis, rear-wheel-drive handling, and refined interior for its class.

Key Features

Key Features:

Rear-wheel drive, independent suspension, refined inline-six engine (for many variants, though the 320i E30 often featured an inline-4 in some markets), driver-focused cockpit, and iconic BMW styling.

📋 Manual Details

Coverage Areas

Systems Covered:

Engine, Fuel System, Cooling System, Exhaust System, Drivetrain, Transmission, Axles, Suspension, Steering, Brakes, Electrical System, Lighting, Ignition System, Bodywork, Interior Trim, HVAC, Chassis Components, Diagnostic Procedures.

Page Count

Estimated Page Count:

500-700

Manual Type

Type:

Service and Repair Workshop Manual

Language

Language:

English

Format

Format:

Digital (likely PDF, though format may vary based on specific product sourcing)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed breakdown of M20B20 engine components, including cylinder head, block, crankshaft, pistons, connecting rods, camshafts, timing belt, and valve train. Includes assembly and disassembly procedures.

Fuel System:

Covers Bosch L-Jetronic (or Motronic variations for 1989 models) fuel injection system, including fuel pump, injectors, fuel pressure regulator, fuel lines, and evaporative emissions control.

Cooling System:

Radiator, fan, water pump, thermostat, coolant hoses, expansion tank, and troubleshooting for overheating or leaks.

Exhaust System:

Catalytic converter, exhaust manifold, muffler, pipes, and emission control components.

Drivetrain:

Rear-wheel drive system, including driveshaft, universal joints, and differential.

Transmission:

Manual transmission (Getrag 260 typically) and automatic transmission (ZF 4HP22 typically) removal, installation, overhaul, and fluid specifications.

Suspension:

Front MacPherson struts, rear semi-trailing arms, springs, shock absorbers, bushings, and alignment specifications.

Steering:

Power steering system, steering rack, tie rods, steering column, and troubleshooting.

Brakes:

Front ventilated discs, rear solid discs, hydraulic system, brake fluid specifications, ABS (if equipped), brake pad replacement, caliper servicing, and bleeding procedures.

Electrical System:

Battery, alternator, starter motor, fuses, relays, wiring diagrams, and component testing.

Ignition System:

Distributor, ignition coil, spark plugs, ignition timing, and troubleshooting.

Bodywork:

Panel removal and installation, door mechanisms, window regulators, bumpers, and corrosion prevention.

Interior Trim:

Seat removal, dashboard, door panels, headliner, and carpet.

HVAC:

Heating, ventilation, and air conditioning (HVAC) system, including blower motor, heater core, evaporator, refrigerant, and controls.

Interior Components:

Details on dashboard removal and repair, center console, glove compartment, and seat adjustments.

Procedures Included

Maintenance:

Oil changes, filter replacements, spark plug changes, coolant flushes, brake fluid changes, and routine inspections.

Troubleshooting:

Diagnostic procedures for common drivability issues, electrical faults, starting problems, and cooling system failures.

Repair:

Detailed step-by-step instructions for component removal, repair, and reinstallation for all major vehicle systems.

Diagnostics:

Guidance on using diagnostic tools (where applicable for the era), interpreting fault codes, and performing component tests.

Engine Overhaul:

Detailed procedures for engine disassembly, cleaning, inspection, machining, and reassembly, including bearing clearances, piston ring gap, valve guide replacement, and gasket installation.

Transmission Rebuild:

Step-by-step instructions for rebuilding both manual and automatic transmissions, including gear train inspection, seal replacement, clutch pack installation (automatic), and torque converter servicing.

Electrical Schematics:

Comprehensive wiring diagrams for all vehicle systems, including engine management, lighting, power windows, central locking (if equipped), and instrument cluster.

Chassis Alignment:

Specific alignment angles (camber, caster, toe) for front and rear suspension, along with procedures for adjustment.

Technical Depth

Depth:

Comprehensive, covering basic to advanced repairs. Suitable for professional mechanics and skilled DIY enthusiasts. Includes torque specifications, clearances, and diagnostic flowcharts.

Diagnostic Tools Coverage:

While lacking modern OBD-II, the manual covers the use of specialized analog diagnostic tools and methods for the Bosch L-Jetronic/Motronic systems.

Torque Specifications:

Extensive list of torque specifications for all critical fasteners across all vehicle systems.

Diagnostic Flowcharts:

Includes systematic diagnostic flowcharts to help identify the root cause of various symptoms.

📊 Manual Specifications

File Format

File Format Details:

Likely a scanned PDF of an original workshop manual. Searchable text may be present if OCR was performed. High-resolution scans for clear diagrams and text are typical.

Print Quality

Print Quality:

Depends on the source, but professional digital scans aim for high clarity of diagrams, schematics, and text.

Binding Type

Binding Type:

Not applicable for digital format. If a physical copy, typically bound for durability in a workshop environment.

Paper Type

Paper Type:

Not applicable for digital format. Original manuals often used durable, matte paper.

⚙️ Engine Specifications

Primary Engine

Engine Code:

M10B20 (common for 320i, though some markets may have had M20 variants)

Engine Type:

Inline-4 Cylinder, naturally aspirated

Displacement:

1990 cc (2.0 Liters)

Bore X Stroke:

89.0 mm x 77.0 mm

Compression Ratio:

Approximately 8.8:1 to 9.4:1 (depending on specific variant)

Performance

Horsepower:

Approximately 125-129 PS (92-95 kW) at 6000 rpm (market dependent)

Torque:

Approximately 170-174 Nm (125-128 lb-ft) at 4300 rpm (market dependent)

Fuel System

Fuel Injection:

Bosch L-Jetronic or Motronic electronic fuel injection

Fuel Type:

Unleaded gasoline (Premium Unleaded recommended)

🔧 Transmission

Standard

Transmission Type:

Getrag 260 5-speed manual transmission

Optional

Transmission Type:

ZF 4HP22 4-speed automatic transmission

Features

Clutch Type:

Hydraulically operated single dry plate clutch (manual)

Final Drive Ratio:

Typically 3.91:1 or 4.10:1 (depending on transmission and axle code)

📐 Dimensions

Exterior

Length:

Approximately 4330 mm (170.5 in)

Width:

Approximately 1640 mm (64.6 in)

Height:

Approximately 1380 mm (54.3 in)

Wheelbase:

Approximately 2570 mm (101.2 in)

Front Track:

Approximately 1395 mm (54.9 in)

Rear Track:

Approximately 1410 mm (55.5 in)

Weights

Curb Weight:

Approximately 1200-1300 kg (2645-2866 lbs) depending on body style and options.

Gross Vehicle Weight Rating:

Refer to VIN plate and owner's manual for specific GVWR.

Towing Capacity:

Not typically recommended or specified for this model.

🛡️ Safety Features

Ratings

Safety Ratings:

No official NHTSA or Euro NCAP ratings for this specific model year, as such testing was less standardized. However, the E30 chassis was known for its robust construction.

Active Features

Active Safety Features:

Optional Anti-lock Braking System (ABS) on some models, typically front wheels only for this year. Precise handling and braking characteristics inherent to the chassis design.

Passive Features

Passive Safety Features:

Reinforced safety cage, crumple zones, padded interior surfaces, seat belts (front and rear), child seat anchor points (though not ISOFIX).

Driver Airbag:

Available as an option on later E30 models, but less common on early 1989 models. Passenger airbags were not standard.

💡 Technology Features

Infotainment

Infotainment Features:

Basic AM/FM radio, cassette player (optional), analog gauges, climate controls. Technology focused on driving experience rather than extensive electronic features.

Driver Assistance

Driver Assistance Features:

Limited by era; ABS was an option. Emphasis on chassis dynamics and driver feedback for control.

Connectivity

Connectivity Features:

None beyond basic radio antenna connection. No Bluetooth, USB, or early forms of mobile integration.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 10,000-15,000 km (6,000-10,000 miles) or 12 months, whichever comes first (recommendation based on period typical use).

Spark Plug Replacement:

Every 40,000-60,000 km (25,000-37,000 miles), depending on plug type.

Coolant Flush:

Every 2-3 years or 40,000-60,000 km.

Timing Belt Replacement:

Critical for M10 engine: Every 60,000-80,000 km or 4-5 years. Failure leads to catastrophic engine damage.

Fluid Specifications

Engine Oil Type:

API SG or higher. Viscosity: 10W-40 or 15W-50 (depending on climate). BMW recommends specific Castrol grades.

Engine Oil Capacity:

Approximately 4.5 - 5.0 Liters (4.7 - 5.3 US Quarts) with filter change.

Coolant Type:

Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio). BMW Blue or Green coolant compatible.

Brake Fluid Type:

DOT 3 or DOT 4 (refer to manual for specific recommendation).

Transmission Fluid Type Manual:

API GL-4 SAE 75W-90 or 80W-90 gear oil.

Transmission Fluid Type Automatic:

Dexron II or equivalent automatic transmission fluid (ATF).

Differential Fluid Type:

API GL-5 SAE 75W-90 or 80W-90 gear oil.

Known Issues

Known Issues Common:

Timing belt failure (M10 engine), cooling system leaks (hose degradation, water pump), fuel distributor leaks (L-Jetronic), idle control valve issues, electrical connector corrosion, rear axle bushings (trapezoidal links), window regulator failures, rust formation (wheel arches, rocker panels, battery tray).

📚 Vehicle History

Brand Heritage

Brand Heritage Points:

BMW has a long-standing reputation for producing driver-focused vehicles with exceptional engineering, performance, and luxury. The '3 Series' designation has been synonymous with sport sedans and coupes since its inception.

Model Evolution

E30 Generation Introduction:

The E30 generation BMW 3 Series was introduced in 1982. The 320i was a key model within this range, offering a balance of performance and economy for many global markets.

E30 Generation End:

The E30 generation was produced until 1991. The 320i model remained a staple throughout much of its lifecycle.

Production

Production Period:

1989 model year (typically manufactured from late 1988 to mid-1989).

Manufacturing Locations:

Primarily manufactured in Germany by BMW AG.

🏆 Awards & Recognition

Recognitions

Recognitions E30 Generation:

While specific awards for the 1989 320i are not widely documented, the E30 3 Series platform was highly acclaimed for its handling, build quality, and driving pleasure, contributing to BMW's strong reputation throughout the late 1980s and early 1990s. Often featured on 'best driver's car' lists of its era.