The Toyota Passo, known as the Daihatsu Boon in Japan, is a light hatchback produced by Toyota from 2004 to 2010. Designed as an affordable and practical city car, the Passo primarily targeted the Japanese domestic market (JDM). It was offered with various engine options, including the 1.0i variant detailed here, producing 70 horsepower. While not officially sold in the United States, the Passo represents Toyota’s strategy of offering compact, fuel-efficient vehicles for densely populated urban environments. The Passo competed with other kei cars and subcompacts, emphasizing ease of parking, maneuverability, and low running costs.
Toyota Passo 1.0i: An Overview
The Passo 1.0i, produced between 2004 and 2010, is a five-door hatchback designed for urban commuting. It’s characterized by its small footprint, making it ideal for navigating narrow city streets and tight parking spaces. The vehicle’s focus was on practicality and fuel efficiency, appealing to first-time car buyers and those seeking a cost-effective mode of transportation. The 1.0i model, with its 997cc engine, offered a balance between performance and economy, making it a popular choice in its segment.
Engine & Performance
The Toyota Passo 1.0i is powered by the 1KR-FE engine, a 997cc (60.84 cubic inches) inline-four cylinder petrol engine. This naturally aspirated engine produces 70 horsepower at 6000 rpm and 95 Nm (70.07 lb-ft) of torque at 4000 rpm. The engine features a double overhead camshaft (DOHC) valvetrain and multi-port fuel injection. While not designed for high-speed performance, the 1KR-FE provides adequate power for city driving and short trips. The Passo’s weight-to-power ratio is 13.3 kg/Hp, and 75.3 Hp/tonne, indicating a modest power output relative to its weight. The weight-to-torque ratio is 9.8 kg/Nm, or 102.2 Nm/tonne. The engine is paired with a five-speed manual transmission, delivering power to the front wheels. This configuration contributes to the Passo’s fuel efficiency and ease of driving.
Design & Features
The Toyota Passo 1.0i is a five-door hatchback with a relatively tall and narrow body style, maximizing interior space within a small exterior footprint. The design prioritizes functionality over aesthetics, with a focus on practicality and visibility. The interior is designed to comfortably accommodate five passengers, although rear legroom is limited. Key features include a standard anti-lock braking system (ABS) for enhanced safety. The Passo’s compact dimensions and light steering make it easy to maneuver in urban environments. The vehicle’s interior is typically basic, reflecting its affordable price point, but offers essential amenities for everyday use. The 40-liter (10.57 US gallons) fuel tank provides a reasonable driving range, contributing to the Passo’s practicality as a daily commuter vehicle.
Technical Specifications
| Brand | Toyota |
| Model | Passo |
| Generation | Passo |
| Type (Engine) | 1.0i (70 Hp) |
| Start of production | 2004 |
| End of production | 2010 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel Type | Petrol (Gasoline) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 13.3 kg/Hp |
| Weight-to-torque ratio | 9.8 kg/Nm |
| Power | 70 Hp @ 6000 rpm |
| Power per litre | 70.2 Hp/l |
| Torque | 95 Nm @ 4000 rpm |
| Torque (lb-ft) | 70.07 lb.-ft. @ 4000 rpm |
| Engine layout | Front, Transverse |
| Engine Model/Code | 1KR-FE |
| Engine displacement | 997 cm3 |
| Engine displacement (cu. in.) | 60.84 cu. in. |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 69 mm |
| Cylinder Bore (in.) | 2.72 in. |
| Piston Stroke | 66.7 mm |
| Piston Stroke (in.) | 2.63 in. |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 3.1 l |
| Engine oil capacity (US qt) | 3.28 US qt |
| Engine oil capacity (UK qt) | 2.73 UK qt |
| Coolant | 3.9 l |
| Coolant (US qt) | 4.12 US qt |
| Coolant (UK qt) | 3.43 UK qt |
| Kerb Weight | 930 kg |
| Kerb Weight (lbs) | 2050.3 lbs. |
| Fuel tank capacity | 40 l |
| Fuel tank capacity (US gal) | 10.57 US gal |
| Fuel tank capacity (UK gal) | 8.8 UK gal |
| Length | 3595 mm |
| Length (in.) | 141.54 in. |
| Width | 1665 mm |
| Width (in.) | 65.55 in. |
| Height | 1535 mm |
| Height (in.) | 60.43 in. |
| Wheelbase | 2440 mm |
| Wheelbase (in.) | 96.06 in. |
| Front track | 1465 mm |
| Front track (in.) | 57.68 in. |
| Rear track | 1475 mm |
| Rear track (in.) | 58.07 in. |
| Minimum turning circle | 8.6 m |
| Minimum turning circle (ft) | 28.22 ft. |
| Drivetrain Architecture | Front wheel drive |
| Number of gears | 5 |
| Gearbox type | Manual transmission |
| Front brakes | Ventilated discs |
| Rear brakes | Drum |
| Assisting systems | ABS (Anti-lock braking system) |
The Toyota Passo 1.0i, while not a performance vehicle, served a crucial role in providing affordable and efficient transportation in Japan and other markets. Its compact size, fuel economy, and practicality made it a popular choice for urban dwellers. The Passo exemplifies Toyota’s commitment to producing vehicles that meet the specific needs of diverse consumer segments.
