Audi A4 2.0 TDI BUL 162 kW Engine Overview
The Audi 2.0 TDI BUL is a high-performance diesel engine from the EA189/EA288 family, designed to combine strong power output, excellent torque, and fuel efficiency. It is most commonly found in the Audi A4 B8 and some related VW Group models, offering a dynamic driving experience while remaining economical for daily and long-distance driving.
Compatibility: Vehicles Using the 2.0 TDI BUL Engine
| Vehicle Model | Engine Code | Year Range | Power Output | Torque |
|---|---|---|---|---|
| Audi A4 B8 2.0 TDI | BUL | 2008–2012 | 162 kW (220 hp) | 450 Nm |
| Audi A5 2.0 TDI | BUL | 2008–2012 | 162 kW (220 hp) | 450 Nm |
| VW Passat B7 2.0 TDI | BUL | 2010–2014 | 162 kW (220 hp) | 450 Nm |
The BUL engine delivers plenty of mid-range torque, making acceleration smooth and responsive, whether in city traffic or on the highway.
Introduction to the 2.0 TDI BUL Engine
The BUL is a 2.0-liter inline-four turbocharged diesel engine producing 162 kW (220 hp) and 450 Nm of torque between 1,500–2,500 RPM.
It uses common-rail direct injection, a turbocharger with variable geometry (VGT), and intercooling, giving it rapid throttle response and efficient fuel consumption. The engine is designed for high performance while maintaining the durability and economy expected from Audi’s diesel lineup.
Key Features and Technology
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Engine Type: 2.0 L inline-four turbocharged diesel (EA189/EA288)
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Power: 162 kW (220 hp)
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Torque: 450 Nm (1,500–2,500 RPM)
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Technology: Turbocharger with variable geometry, common-rail direct injection, intercooler
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Fuel Economy: Around 5.5–6.5 L/100 km combined
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Emissions Standard: Euro 5
The variable-geometry turbo ensures smooth power delivery without lag, while common-rail injection optimizes combustion efficiency. The engine provides strong acceleration, low-end torque, and efficient highway cruising.
Reliability and Maintenance
The 2.0 TDI BUL is generally reliable, but some common considerations include:
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EGR valve clogging or failure
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Diesel particulate filter (DPF) issues with short trips
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Turbocharger wear after prolonged use
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Timing belt or chain inspection per schedule
With proper maintenance, the BUL engine can reliably reach 400,000 km or more.
Why Choose the 2.0 TDI BUL Engine?
The BUL engine is perfect for drivers who want:
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High-performance diesel power with 220 hp and 450 Nm of torque
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Fuel-efficient long-distance driving
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Reliable, durable diesel performance for years of use
It combines sporty driving dynamics with economical operation, making it one of the most sought-after engines in the Audi A4 B8 range.
Conclusion
The Audi 2.0 TDI BUL 162 kW engine offers strong power, abundant torque, and excellent fuel efficiency. Its turbocharged common-rail design provides smooth acceleration, responsive performance, and long-term reliability, making it a high-performance yet practical choice for Audi A4 B8 and compatible VW Group vehicles.
