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Home >> Audi >> 2009 >> A8 Quattro >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (4.2L - Fuel Injection & Ignition, Engine Code(S): BFM) >> 28 Ignition/Glow plug system >> Ignition system, servicing >> Technical data

Technical data

WARNING: This page is about a different car, the 2006 Audi A8, 2005 Audi A8, and 2004 Audi A8. However, it is still accessible from the selected car via links, so may be relevant.
Engine code letters  BFM 
Ignition timing is determined by the control module.
Ignition timing cannot be adjusted.
 
Ignition system Single-coil system with 8 ignition coils (combined coil and output stage) located above spark plug connectors and installed directly on spark plugs
Spark plugs Part number and manufacturer coding
  Tightening torque 30 Nm
Firing order 1-5-4-8-6-3-7-2