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.
Technical data for ignition system
2009 Audi A6 BaseSECTION Technical data for ignition system
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 Audi S4, 2008 Audi S4, 2007 Audi S4, 2006 Audi S4, and 2005 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.
| Engine code letters | BHF 4.2 L 253 KW (344 HP) | ||
| Ignition timing is determined by the control module. Ignition timing cannot be adjusted. |
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| Ignition system | Individual coil system with 8 ignition coils connected directly to spark plugs via spark plug connectors (common component ignition coil and performance output stage). | ||
| Spark plugs | Part number and manufacturer's designation | ||
| Tightening torque | 30 Nm | ||
| Firing order | 1-5-4-8-6-3-7-2 | ||
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.