Engine data
WARNING: This page is about a different car, the 2009 Audi A4, 2008 Audi A4, 2007 Audi A4, 2006 Audi A4, and 2005 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
| Code letters | BGB | BPG | BWE | BUL | BYK | BPJ | BWT | |
|---|---|---|---|---|---|---|---|---|
| Displacement | ltr. | 1.984 | 1.984 | 1.984 | 1.984 | 1.984 | 1.984 | 1.984 |
| Output | kW at 1/rpm | 147/5700 | 147/5700 | 147/5700 | 162/5900 | 125/4300 | 125/4300 | 147/5700 |
| Torque | Nm at rpm | 280/2000 | 280/2000 | 280/1800 | 300/2200 | 280/1800 | 280/1800 | 280/1800 |
| Bore | Dia. mm | 82.5 | 82.5 | 82.5 | 82.5 | 82.5 | 82.5 | 82.5 |
| Stroke | mm | 92.8 | 92.8 | 92.8 | 92.8 | 92.8 | 92.8 | 92.8 |
| Compression ratio | 10.5 | 10.5 | 10.3 | 10.3 | 10.5 | 10.5 | 10.5 | |
| RON | 98 1) | 98 1) | 98 1) | 98 1) | 98 1) | 98 1) | 98 1) | |
| Fuel injection and ignition system | FSI | FSI | FSI | FSI | FSI | FSI | FSI | |
| Ignition sequence | 1-3-4-2 | 1-3-4-2 | 1-3-4-2 | 1-3-4-2 | 1-3-4-2 | 1-3-4-2 | 1-3-4-2 | |
| Knock control | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |
| Charging | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |
| Exhaust gas recirculation | No | No | No | No | No | No | No | |
| Variable intake manifold | No | No | No | No | No | No | No | |
| Variable valve timing | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |
| Secondary air injection (AIR) | No | No | No | No | No | No | No | |
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