Volkswagen Touareg I (7L) 2.5 TDI (174 Hp) 4MOTION

The Volkswagen Touareg I (7L), produced from 2002 to 2006, represents Volkswagen’s initial foray into the burgeoning luxury mid-size SUV segment. Developed alongside the Porsche Cayenne (with whom it shares a platform), the Touareg aimed to provide a capable and refined all-road vehicle, blending Volkswagen’s engineering prowess with a touch of premium aspiration. While not initially a high-volume seller in the United States – Volkswagen focused more on the Tiguan and later, the Atlas – the Touareg established a foothold for the brand in the SUV market and showcased its ability to compete with established European and Japanese rivals. The 2.5 TDI 4MOTION variant, equipped with a five-cylinder diesel engine, was a popular choice in Europe, offering a balance of fuel efficiency and respectable performance.

Volkswagen Touareg I (7L): A Detailed Overview

The Touareg I (7L) was a significant vehicle for Volkswagen, marking a departure from its traditionally smaller, more economical offerings. It was designed to appeal to customers seeking a vehicle capable of both on-road comfort and off-road capability. The “7L” designation refers to the internal platform code, signifying its shared architecture with the Porsche Cayenne and Audi Q7. This collaboration allowed Volkswagen to reduce development costs and leverage the expertise of its sister brands. The 2.5 TDI 4MOTION model specifically targeted European markets where diesel engines were – and continue to be – highly favored due to their fuel efficiency and torque characteristics.

Engine & Performance

The heart of the Touareg I (7L) 2.5 TDI 4MOTION is a 2.5-liter inline five-cylinder diesel engine, designated BAC or BLK depending on minor revisions. This engine produces 174 horsepower at 3500 rpm and a substantial 400 Nm (295.02 lb.-ft.) of torque at 2000 rpm. The engine features a pump-nozzle (unit injector) fuel injection system and is equipped with a turbocharger and intercooler to enhance performance. While not exceptionally powerful by modern standards, the engine’s torque output provides ample pulling power for towing and off-road driving. Acceleration from 0 to 100 km/h (0-62 mph) takes 12.4 seconds, and 0 to 60 mph is achieved in approximately 11.8 seconds. The Touareg’s top speed is electronically limited to 184 km/h (114.33 mph). The engine’s longitudinal front-engine layout contributes to a balanced weight distribution. Fuel economy is rated at 9.8 liters per 100 kilometers (24 US mpg), making it relatively efficient for a vehicle of its size and capability.

Design & Features

The Touareg I (7L) boasts a classic SUV silhouette, characterized by a boxy shape, high ground clearance, and a prominent front grille. The vehicle is a five-door SUV with seating for five passengers. Key design features include robust body cladding, large headlights, and a relatively understated aesthetic compared to some of its more aggressively styled competitors. The interior is designed with practicality and comfort in mind, featuring durable materials and a functional layout. The 4MOTION all-wheel-drive system is a central feature, providing enhanced traction and stability in various driving conditions. The air suspension system, fitted to both the front and rear axles, offers adjustable ride height and improved off-road capability. Safety features, while not as comprehensive as those found in modern vehicles, include ABS (Anti-lock Braking System) and ventilated disc brakes on all four wheels. Trunk space is generous, ranging from 555 liters (19.6 cu. ft.) with the rear seats up to 1570 liters (55.44 cu. ft.) with the seats folded down.

Technical Specifications

BrandVolkswagen
ModelTouareg
GenerationTouareg I (7L)
Type (Engine)2.5 TDI (174 Hp) 4MOTION
Start of production2002
End of production2006
Powertrain ArchitectureInternal Combustion engine
Body typeSUV
Seats5
Doors5
Fuel consumption (combined)9.8 l/100 km (24 US mpg, 28.8 UK mpg, 10.2 km/l)
Fuel TypeDiesel
Acceleration 0 – 100 km/h12.4 sec
Acceleration 0 – 62 mph12.4 sec
Acceleration 0 – 60 mph11.8 sec
Maximum speed184 km/h (114.33 mph)
Weight-to-power ratio12.8 kg/Hp
Weight-to-torque ratio5.6 kg/Nm
Power174 Hp @ 3500 rpm
Power per litre70.7 Hp/l
Torque400 Nm @ 2000 rpm (295.02 lb.-ft. @ 2000 rpm)
Engine layoutFront, Longitudinal
Engine Model/CodeBAC, BLK
Engine displacement2460 cm3 (150.12 cu. in.)
Number of cylinders5
Engine configurationInline
Cylinder Bore81 mm (3.19 in.)
Piston Stroke95.5 mm (3.76 in.)
Compression ratio18.5:1
Number of valves per cylinder2
Fuel injection systemPump-nozzle (Unit Injector)
Engine aspirationTurbocharger, Intercooler
Engine oil capacity8.9 l (9.4 US qt | 7.83 UK qt)
Coolant9 l (9.51 US qt | 7.92 UK qt)
Kerb Weight2229-2435 kg (4914.1 – 5368.26 lbs.)
Trunk (boot) space – minimum555 l (19.6 cu. ft.)
Trunk (boot) space – maximum1570 l (55.44 cu. ft.)
Fuel tank capacity100 l (26.42 US gal | 22 UK gal)
Length4754 mm (187.17 in.)
Width1928 mm (75.91 in.)
Height1726 mm (67.95 in.)
Wheelbase2855 mm (112.4 in.)
Front track1653 mm (65.08 in.)
Rear (Back) track1665 mm (65.55 in.)
Drive wheelAll wheel drive (4×4)
Number of gears and type of gearbox6 gears, manual transmission
Front suspensionAir suspension
Rear suspensionAir suspension
Front brakesVentilated discs
Rear brakesVentilated discs
Assisting systemsABS (Anti-lock braking system)
Steering typeSteering rack and pinion
Power steeringHydraulic Steering
Tires size235/65 R17
Wheel rims size17

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