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HOMESERVICE MANUALSAUDI2007S8REPAIR AND DIAGNOSIS (SINGLE PAGE)MAINTENANCEPROCEDURESMAINTENANCE PROCEDURES01 - MAINTENANCEDESCRIPTION OF WORKSPARK PLUGS: REPLACINGV10 GASOLINE ENGINES
2007 Audi S8

V10 gasoline engines

2007 Audi S8SECTION V10 gasoline engines
Fig 1: Removing Front Engine Cover And Rear
GW00022208Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove rear engine cover - 2  -.

Removing cylinder bank 1 (right):

Fig 2: Right Air Duct Hose Clamps
GW00029288Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove air guide hose between Mass Air Flow (MAF) Sensor G70 and Throttle Valve Control Module J338 by loosening hose clamps - arrows  -.
  • Lay aside air guide hose with connected vacuum lines - 1 and 2  -.
  • Remove electrical connector from Mass Air Flow (MAF) Sensor G70.
Fig 3: Upper Air Filter Housing Bolts
GW00029289Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove bolts - arrows  -.
  • Remove upper part of air filter housing.
Fig 4: Removing Bolts & Disconnecting Electrical Connectors To Ignition Coils
GW00022311Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove bolts - 1  - and - 2  -.
Fig 5: Pulling Ignition Coils Approx. 30 Mm Out Of Spark Plug Shaft Using Ignition Coil Puller T40039
GW00017984Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Pull ignition coils about 30 mm out of spark plug shaft with Puller T40039.
  • Release electrical connectors and remove them evenly from ignition coils.
  • Remove spark plugs using spark plug wrench 3122B.
  • Install new spark plugs.

Removing cylinder bank 2 (left):

Fig 6: Left Air Guide Hose Clamps
GW00029293Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove air guide hose between Mass Air Flow (MAF) Sensor G246 and Throttle Valve Control Module J544 by loosening hose clamps - arrows  -.
  • Remove electrical connector from Mass Air Flow (MAF) Sensor 2 G246.
Fig 7: Upper Part Of Air Filter Housing Bolts
GW00029294Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove bolts - arrows  -.
  • Remove upper part of air filter housing.
Fig 8: Identifying Bolts
GW00022310Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Remove bolts - 1  - and - 3  -.
Fig 9: Pulling Ignition Coils Approx. 30 Mm Out Of Spark Plug Shaft Using Ignition Coil Puller T40039
GW00017984Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Pull ignition coils about 30 mm out of spark plug shaft with Puller T40039.
  • Release electrical connectors and remove them evenly from ignition coils.
  • Remove spark plugs using spark plug wrench 3122B.
  • Install new spark plugs.

Installing ignition coils

  • Loosely place all ignition coils in spark plug shaft.
  • Align ignition coils to connectors and place all connectors evenly on ignition coils.
  • Press ignition coils evenly by hand onto spark plugs (do not use a hammer under any circumstances).

Tightening torque

Component Nm
electrical wiring guide for ignition coils to cylinder head cover 5
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.