🏷️ Basic Information

Make:

Daihatsu

Model:

Copen

Year:

2002

Chassis Code:

L880

Engine Code Primary:

JB-DET

👋 Introduction

Vehicle Segment:

Kei car, convertible sports car.

Target Audience:

Enthusiasts seeking a compact, stylish, and fun-to-drive convertible, often with a focus on customization and sporty performance.

Primary Competitors:

Within the Kei car segment, competitors included models like the Suzuki Cappuccino (previous generation), Honda Beat (previous generation). Internationally, it competed with small roadsters and sporty compacts.

Retractable Hardtop:

The signature feature is its electric two-piece retractable hardtop, offering coupe-like security and convertible freedom.

Turbocharged Engine:

Typically equipped with a spirited turbocharged engine, providing surprisingly brisk acceleration for its size.

Unique Styling:

Distinctive, retro-inspired styling that stands out in the automotive landscape.

📋 Manual Details

Manual Type:

Service and Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Engine Mechanical:

Complete overhaul, cylinder head, block assembly, lubrication system, cooling system, fuel system, ignition system, emission control system.

Engine Electrical:

Engine control unit (ECU) diagnostics, sensor data, wiring diagrams, starter, alternator, ignition coil replacement, fuel injector testing.

Transmission:

Manual transmission (MT) and Automatic transmission (AT) - overhaul, clutch, gears, shafts, torque converter, valve body, transmission control unit (TCU).

Drivetrain:

Front wheel drive (FWD) system, drive shafts, differential, wheel bearings.

Suspension:

Front suspension (MacPherson strut), rear suspension (Torsion beam), shock absorbers, springs, control arms, bushings, alignment specifications.

Steering:

Power steering system, steering rack, column, tie rod ends, steering angle sensor.

Brakes:

Front ventilated disc brakes, rear disc brakes, ABS system, hydraulic system, brake lines, calipers, master cylinder, parking brake.

Electrical System:

Battery, charging system, starting system, lighting system, horn, wipers, washers, power windows, power mirrors, central locking, interior lighting, fuse box layouts, relay functions.

Body Exterior:

Body panels, doors, hood, trunk lid, convertible roof mechanism, bumpers, grille, glass, seals, weatherstripping.

Body Interior:

Dashboard, seats, seat belts, interior trim, airbags, HVAC system components (blower motor, evaporator, heater core), instrument cluster.

Climate Control:

Air conditioning (A/C) system service, refrigerant handling, compressor, condenser, expansion valve, heater system.

Restraint Systems:

Airbag system components, SRS control module, seat belt pretensioners, diagnostics.

Routine Maintenance:

Oil and filter changes, air filter replacement, spark plug replacement, brake fluid flush, coolant replacement, transmission fluid change, differential fluid change.

Diagnostic Procedures:

Troubleshooting guides for common drivability issues, electrical faults, and mechanical problems. Diagnostic trouble code (DTC) interpretation.

Repair Procedures:

Step-by-step instructions for component removal, installation, and adjustment for all major systems.

Specifications And Tolerances:

Torque specifications for fasteners, engine clearances, suspension alignment angles, fluid capacities, electrical specifications.

Wiring Diagrams:

Comprehensive electrical wiring diagrams for all circuits, including lighting, ignition, fuel injection, power accessories, and safety systems.

Engine Rebuild:

Detailed instructions for complete engine disassembly, inspection, component replacement (pistons, rings, bearings, valves, seals), and reassembly.

Transmission Overhaul:

In-depth procedures for manual and automatic transmission disassembly, inspection of gears, synchros, clutch packs, seals, and reassembly.

Advanced Diagnostics:

Guidance on using diagnostic tools (OBD-II scanners) and interpreting sensor data for complex troubleshooting.

Convertible Roof Service:

Specific procedures for the operation, maintenance, and repair of the electric retractable hardtop.

📊 Manual Specifications

File Type:

PDF

Searchability:

Searchable text content for quick information retrieval.

Resolution:

High-resolution scans for clear viewing of diagrams and text.

Readability:

Designed for readability on various screen sizes and printable for workshop use.

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Name:

JB-DET

Engine Configuration:

Inline 3-cylinder, 12-valve, DOHC, Turbocharged

Displacement:

659 cc (0.7 L)

Bore X Stroke:

64.0 mm x 68.3 mm

Compression Ratio:

8.3:1

Horsepower Net Ps:

64 PS (63 bhp; 47 kW) at 6,400 rpm (Kei car regulations)

Torque Net Nm:

103 Nm (76 lb-ft) at 3,200 rpm

Fuel Delivery:

Electronic Fuel Injection (EFI), Turbocharged with Intercooler

Fuel Type:

Unleaded Premium Gasoline

Recommended Octane:

91 AKI or higher

🔧 Transmission

Transmission Type:

4-speed Automatic Transmission (AT)

Transmission Type:

5-speed Manual Transmission (MT)

Gear Ratios Mt:

Refer to manual for specific gear ratios. Typically optimized for sporty driving.

Gear Ratios At:

Refer to manual for specific gear ratios.

Transmission Fluid Type:

Refer to manual; typically Dexron III or equivalent for AT, GL-4 for MT.

📐 Dimensions

Length:

3,395 mm (133.7 in)

Width:

1,475 mm (58.1 in)

Height:

1,245 mm (49.0 in) (Roof up)

Wheelbase:

2,430 mm (95.7 in)

Ground Clearance:

130 mm (5.1 in)

Cargo Volume:

Limited, especially with roof stored. Refer to manual for specific figures.

Curb Weight Mt:

Approx. 850 kg (1,874 lb)

Curb Weight At:

Approx. 870 kg (1,918 lb)

Gross Vehicle Weight Rating Gvwr:

Refer to vehicle placard or manual.

🛡️ Safety Features

Crash Test Ratings:

As a Kei car, specific NHTSA/Euro NCAP ratings may not be directly comparable to larger vehicles. Consult local safety reports.

ABS:

Standard Anti-lock Braking System (ABS).

E B D:

May include Electronic Brakeforce Distribution (EBD).

Airbags:

Driver and passenger airbags.

Seat Belts:

3-point seat belts with pretensioners.

Body Structure:

Reinforced chassis and body structure, especially around the passenger cell.

💡 Technology Features

Audio System:

Factory fitted radio/CD player, often with basic speaker setup. Options for upgraded systems may have existed.

ABS:

Anti-lock Braking System (ABS) for enhanced braking control.

Power Steering:

Electric Power Steering (EPS) system for light and responsive steering.

OBD Ii:

Features an OBD-II (On-Board Diagnostics II) port for emissions and engine management system diagnostics.

🔧 Maintenance

Engine Oil Change:

Every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6-12 months, whichever comes first.

Air Filter Replacement:

Every 15,000 - 30,000 miles (24,000 - 48,000 km).

Spark Plug Replacement:

Every 30,000 - 60,000 miles (48,000 - 96,000 km), depending on plug type (e.g., iridium plugs).

Coolant Replacement:

Every 30,000 - 60,000 miles (48,000 - 96,000 km) or 2-4 years.

Brake Fluid Flush:

Every 24,000 - 36,000 miles (38,000 - 58,000 km) or 2 years.

Timing Belt Replacement:

The JB-DET engine uses a timing chain, which typically does not require scheduled replacement unless symptoms arise. However, consult manual for chain tensioner and guide inspection intervals.

Engine Oil Viscosity:

Refer to manual; common recommendations are 5W-30 or 10W-30 API SN/SM or equivalent.

Engine Oil Capacity:

Approx. 3.1 liters (3.3 US quarts) with filter. Refer to manual for exact capacity.

Coolant Type:

Ethylene glycol based, Asian vehicle specific, long-life coolant (e.g., Toyota Super Long Life Coolant or equivalent).

Transmission Fluid At:

Dexron III or equivalent. Capacity: Approx. 5.4 liters (5.7 US quarts) for total fill. Refer to manual for exact capacity and procedure.

Transmission Fluid Mt:

API GL-4, SAE 75W-90. Capacity: Approx. 2.0 liters (2.1 US quarts). Refer to manual.

Brake Fluid Type:

DOT 3 or DOT 4.

Turbocharger Wear:

Early turbocharger models may experience wear; regular oil changes are crucial. Intermittent boost issues or loss of power can be indicators.

Convertible Roof Mechanism:

Hydraulic leaks, motor issues, or sensor failures in the retractable hardtop mechanism can occur with age and use. The manual provides troubleshooting for these.

Ignition Coils:

Like many turbocharged engines of the era, ignition coil failure can lead to misfires and rough running.

Suspension Bushings:

Wear in suspension bushings can lead to increased noise, vibration, and harsher ride quality.

📚 Vehicle History

Daihatsu Legacy:

Daihatsu has a long history in Japan, known for producing reliable and innovative small cars (Kei cars).

Copen First Generation:

The L880 generation is the second generation of the Copen, following the L800. It represented a significant evolution in design and engineering.

Introduction Year:

The L880 generation was introduced in 2002 in Japan.

Manufacturing Location:

Japan.

Production Years:

2002 - 2012 (for the L880 generation).

🏆 Awards & Recognition

Kei Car Awards:

While specific awards for the 2002 model might be regional, the Copen consistently received accolades for its design and engineering within the Kei car segment.

Design Awards:

Often praised for its distinctive and attractive styling, contributing to its cult following.

Emissions Compliance:

Meets Japanese emission standards applicable for the model year.