Toyota Vitz I 1.5 VVT-I 16V (109 Hp)

The Toyota Vitz, known as the Toyota Yaris in many global markets including the United States, represents Toyota’s entry into the subcompact hatchback segment. The first generation, produced from 1999 to 2005 (referred to here as the Vitz I), was a pivotal model for Toyota, designed to appeal to a younger demographic and offer efficient, urban-focused transportation. While not initially sold in the US, the Vitz I established the Yaris’s reputation for reliability, fuel economy, and nimble handling – qualities that would eventually make the Yaris a successful model in North America with the introduction of the second generation. The Vitz I was primarily marketed in Japan and Europe, offering a practical and affordable alternative to larger, more expensive vehicles.

Toyota Vitz I 1.5 VVT-I 16V: An Overview

The Vitz I 1.5 VVT-I 16V is a specific variant of the first-generation Vitz, powered by Toyota’s 1NZ-FE 1.5-liter inline-four engine. This engine, equipped with Variable Valve Timing-intelligence (VVT-i), delivers a balance of performance and fuel efficiency. The Vitz I was available in both 3-door and 5-door configurations, catering to different lifestyle needs. Its compact dimensions and responsive handling made it particularly well-suited for navigating crowded city streets. The 1.5L engine was considered a step up in performance compared to the base 1.0L engine offered in some markets, providing a more engaging driving experience.

Engine & Performance

The heart of the Vitz I 1.5 VVT-I 16V is the 1NZ-FE engine, a 1.5-liter (1496 cm3 or 91.29 cu. in.) inline-four cylinder gasoline engine. This naturally aspirated engine produces 109 horsepower at 6000 rpm and 143 Nm (105.47 lb.-ft.) of torque at 4200 rpm. The VVT-i system optimizes valve timing for improved performance and fuel economy across the engine’s operating range. The engine’s power-to-weight ratio is 8.6 kg/Hp, or 116 Hp/tonne, and the torque-to-weight ratio is 6.6 kg/Nm, or 152.1 Nm/tonne. Power per liter is a respectable 72.9 Hp/l. Power is delivered to the front wheels via a 5-speed manual transmission. The drivetrain architecture is a conventional front-wheel-drive setup, with the internal combustion engine directly powering the front axle. This configuration contributes to the Vitz’s relatively simple and reliable mechanical design.

Design & Features

The Vitz I features a distinctive, rounded hatchback design that was considered modern for its time. Available as either a 3-door or 5-door model, the Vitz prioritized interior space efficiency within its compact footprint. The interior was designed with practicality in mind, offering seating for five passengers. While not lavishly equipped by modern standards, the Vitz I offered essential features such as power steering (hydraulic), and an Anti-lock Braking System (ABS) for enhanced safety. The suspension system consists of a wishbone setup at the front and a trailing arm configuration at the rear, providing a comfortable ride and responsive handling. The vehicle’s dimensions are 3630 mm (142.91 in.) in length, 1660 mm (65.35 in.) in width, and 1485 mm (58.46 in.) in height, with a wheelbase of 2370 mm (93.31 in.). The turning circle is a tight 8.6 m (28.22 ft), making it easy to maneuver in urban environments. The tires are sized 185/55 R14 S.

Technical Specifications

Brand Toyota
Model Vitz
Generation Vitz I
Type (Engine) 1.5 VVT-I 16V (109 Hp)
Start of production 1999 year
End of production 2005 year
Powertrain Architecture Internal Combustion engine
Body type Hatchback
Seats 5
Doors 3/5
Fuel Type Petrol (Gasoline)
Weight-to-power ratio 8.6 kg/Hp
Weight-to-torque ratio 6.6 kg/Nm
Power 109 Hp @ 6000 rpm
Power per litre 72.9 Hp/l
Torque 143 Nm @ 4200 rpm / 105.47 lb.-ft. @ 4200 rpm
Engine layout Front, Transverse
Engine Model/Code 1NZ-FE
Engine displacement 1496 cm3 / 91.29 cu. in.
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 75 mm / 2.95 in.
Piston Stroke 84.7 mm / 3.33 in.
Compression ratio 10.5:1
Number of valves per cylinder 4
Fuel injection system Multi-port manifold injection
Engine aspiration Naturally aspirated engine
Valvetrain DOHC
Kerb Weight 940 kg / 2072.35 lbs
Max. weight 1245 kg / 2744.76 lbs
Max load 305 kg / 672.41 lbs
Fuel tank capacity 45 l / 11.89 US gal | 9.9 UK gal
Length 3630 mm / 142.91 in.
Width 1660 mm / 65.35 in.
Height 1485 mm / 58.46 in.
Wheelbase 2370 mm / 93.31 in.
Front track 1445 mm / 56.89 in.
Rear (Back) track 1420 mm / 55.91 in.
Minimum turning circle 8.6 m / 28.22 ft
Drivetrain Architecture ICE drives front wheels
Drive wheel Front wheel drive
Number of gears 5 gears, manual transmission
Front suspension Wishbone
Rear suspension Trailing arm
Front brakes Ventilated discs
Rear brakes Disc
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Hydraulic Steering
Tires size 185/55 R14 S

The Toyota Vitz I 1.5 VVT-I 16V, while not a performance car, offered a compelling package of efficiency, reliability, and practicality. It laid the groundwork for the Yaris’s success in global markets and remains a popular choice for those seeking a dependable and economical subcompact hatchback.

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