The Volkswagen Polo IV (9N) facelift, produced from 2005 to 2009, represents a significant evolution of Volkswagen’s supermini. While the Polo has a long history dating back to 1975, the 9N generation, and particularly the 2005 facelift, marked a leap forward in terms of design, technology, and refinement. This model was primarily aimed at the European market, where the small hatchback segment is exceptionally competitive. The 1.9 TDI (130 horsepower) variant, discussed here, offered a compelling blend of fuel efficiency and performance, making it a popular choice for drivers seeking a practical and economical vehicle.
Volkswagen Polo IV (9N) Facelift: A Detailed Overview
The Polo IV (9N) facelift built upon the success of the original 9N, addressing some criticisms and introducing updated styling cues. The most noticeable changes included revised front and rear fascias, improved interior materials, and enhanced safety features. The 1.9 TDI engine, a mainstay of Volkswagen’s diesel lineup, was refined to deliver increased power and torque while maintaining excellent fuel economy. This particular version of the Polo was not officially sold in the United States due to the historically lower demand for diesel-powered small cars and differing emissions regulations.
Engine & Performance
The heart of the 2005-2009 Volkswagen Polo IV 1.9 TDI (130 Hp) is its 1.9-liter inline-four cylinder diesel engine, designated ASZ or BLT. This engine utilizes pump-nozzle (unit injector) fuel injection and a turbocharger with an intercooler to deliver a robust 130 horsepower at 4000 rpm and 310 Nm (228.64 lb.-ft.) of torque at a low 1900 rpm. The engine’s displacement is 1896 cm³ (115.7 cu. in.), and it boasts a high compression ratio of 19:1, typical for diesel engines. This configuration provides a strong low-end and mid-range punch, making the Polo surprisingly quick and responsive. Acceleration from 0 to 100 km/h (0-62 mph) takes approximately 9.2 seconds, while 0 to 60 mph is achieved in around 8.7 seconds. The Polo 1.9 TDI has a maximum speed of 206 km/h (128 mph). The engine’s power-to-weight ratio is 8.8 kg/Hp, and its torque-to-weight ratio is 3.7 kg/Nm, contributing to its lively performance. The engine is transversely mounted at the front of the vehicle.
Design & Features
The 2005 Polo IV facelift is a five-door hatchback with a practical and functional design. Its dimensions are 3897 mm (153.43 in) in length, 1650 mm (64.96 in) in width, and 1465 mm (57.68 in) in height, with a wheelbase of 2460 mm (96.85 in). The interior comfortably seats five passengers. Key features of this generation Polo include a relatively spacious cabin for its size, a well-designed dashboard, and a focus on build quality. Safety features, improved in the facelifted model, include ABS (Anti-lock Braking System) and front ventilated disc brakes, with discs also used for the rear brakes. The hydraulic power steering provides a responsive and precise driving experience. Trunk space is a useful 270 liters (9.53 cu. ft.) with the rear seats up, expanding to 1030 liters (36.37 cu. ft.) when folded down. The Polo’s design prioritized practicality and everyday usability, making it a popular choice for urban commuters and small families.
Technical Specifications
| Brand | Volkswagen |
| Model | Polo |
| Generation | Polo IV (9N, facelift 2005) |
| Type (Engine) | 1.9 TDI (130 Hp) 5d |
| Start of production | 2005 |
| End of production | 2009 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.8 l/100 km (34.6 US mpg, 41.5 UK mpg, 14.7 km/l) |
| Fuel consumption (extra urban) | 4.3 l/100 km (54.7 US mpg, 65.7 UK mpg, 23.3 km/l) |
| Fuel consumption (combined) | 5.2 l/100 km (45.2 US mpg, 54.3 UK mpg, 19.2 km/l) |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 9.2 sec |
| Acceleration 0 – 62 mph | 9.2 sec |
| Acceleration 0 – 60 mph | 8.7 sec |
| Maximum speed | 206 km/h (128 mph) |
| Weight-to-power ratio | 8.8 kg/Hp |
| Weight-to-torque ratio | 3.7 kg/Nm |
| Power | 130 Hp @ 4000 rpm |
| Torque | 310 Nm @ 1900 rpm (228.64 lb.-ft. @ 1900 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | ASZ, BLT |
| Engine displacement | 1896 cm³ (115.7 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 79.5 mm (3.13 in.) |
| Piston Stroke | 95.5 mm (3.76 in.) |
| Compression ratio | 19:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Pump-nozzle (Unit Injector) |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | OHC |
| Engine oil capacity | 4.3 l (4.54 US qt | 3.78 UK qt) |
| Coolant | 5 l (5.28 US qt | 4.4 UK qt) |
| Kerb Weight | 1150 kg (2535.32 lbs.) |
| Max. weight | 1750 kg (3858.09 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space – minimum | 270 l (9.53 cu. ft.) |
| Trunk (boot) space – maximum | 1030 l (36.37 cu. ft.) |
| Fuel tank capacity | 45 l (11.89 US gal | 9.9 UK gal) |
| Length | 3897 mm (153.43 in.) |
| Width | 1650 mm (64.96 in.) |
| Height | 1465 mm (57.68 in.) |
| Wheelbase | 2460 mm (96.85 in.) |
| Front track | 1435 mm (56.5 in.) |
| Rear (Back) track | 1425 mm (56.1 in.) |
| Drivetrain Architecture | Front wheel drive |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Coil spring |
| 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 | 165/70 R14 |
| Wheel rims size | 14 |
The Volkswagen Polo IV (9N) facelift, particularly the 1.9 TDI variant, remains a well-regarded vehicle known for its reliability, fuel efficiency, and surprisingly engaging driving experience. While not originally intended for the US market, it represents a significant achievement in European small car design and engineering.
