Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Engine data
2009 Audi A6 BaseSECTION Engine data
WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, and 2003 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
| Engine code | AMB | |
|---|---|---|
| Manufactured | 08.01 → | |
| Capacity | l | 1.781 |
| Power | kW at RPM | 125/5700 |
| Torque | Nm at RPM | 210/1750 to 4600 |
| Bore | diameter mm | 81.0 |
| Stroke | mm | 86.4 |
| Compression ratio | 9.5 | |
| RON | 95 * See note | |
| Injection/ignition system | Bosch Motronic | |
| Knock control | yes | |
| On Board Diagnostic | yes | |
| Oxygen sensor control | yes | |
| Catalytic converter | yes | |
| Charging | yes | |
*Standard unleaded RON 91 also permitted, however reduced power.
| Engine code | AMB | |
|---|---|---|
| Exhaust gas recirculation | no | |
| Intake manifold change-over function | no | |
| Camshaft timing control | yes | |
| Secondary air system | yes | |
| Valve timing | ||
| at 1 mm valve lift and 0 mm valve clearance | ||
| Intake opens after TDC | 18 ° | |
| Intake closes after BDC | 28 ° | |
| Exhaust opens before BDC | 28 ° | |
| Exhaust closes before TDC | 8 ° | |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.