The BMW 320d E46 (204D4) engine is a 2.0L turbocharged diesel inline-4 (I4) engine from BMW’s M47 engine family, widely recognized for its durability, efficiency, and smooth operation.
With a displacement of 1995cc (2.0L), this engine produces approximately 136 horsepower and 300 Nm of torque, offering strong mid-range torque, responsive acceleration, and excellent fuel economy. Its common-rail direct injection system ensures efficient combustion, better fuel delivery, and reduced emissions, making it a practical choice for daily driving and long-distance journeys.
Key features:
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Turbocharged diesel for strong low-end torque
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Efficient and reliable common-rail fuel injection
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Smooth inline-4 operation
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Durable construction with long service life
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Widely available parts and support
Common applications:
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BMW 320d E46 (1998–2006)
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Selected BMW 3 Series models with M47 engine
The 204D4 engine is ideal for:
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Engine replacements in E46 320d models
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Daily commuter vehicles
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Budget-friendly diesel rebuilds and maintenance
With proven BMW engineering, the 320d E46 204D4 engine combines performance, efficiency, and durability, making it a trusted option for both workshops and individual owners.





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