8-cyl. engines 4.2L MPI

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Switch ignition off.

Right cylinder bank

Remove upper part of air filter → Air cleaner: Clean air filter housing and replace filter

Fig 1: Identifying Bolts, Connector, And Ignition Coil

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Remove both bolts - 1 -.
Push connector - 2 - toward ignition coil, press on catch with hand and remove connector.
Remove ignition coil - 3 - from spark plug using Ignition Coil Puller T40039.
Remove spark plugs using spark plug wrench 3.22 B.

Install new spark plugs.

NOTE:

Push ignition coils by hand into intended resources in cylinder head cover.

Left cylinder bank

Fig 2: Removing Cover Upward

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Remove cover upward.

Fig 3: Removing Coolant Hoses

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Remove coolant reservoir -arrow-.
Tie aside coolant reservoir with coolant hoses 1 to 3 connected.

Fig 4: Identifying Bolts, Connector, And Ignition Coil

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove both bolts - 1 -.
Push connector - 2 - toward ignition coil, press on catch with hand and remove connector.
Remove ignition coil - 3 - from spark plug using Ignition Coil Puller T40039.
Remove spark plugs using spark plug wrench 3.22 B.

Install new spark plugs.

NOTE:

Push ignition coils by hand into intended resources in cylinder head cover.