S 55 AMG (220.174) V8-5.5L SC (113.991) (2004)
Spark Plug: Removal and Replacement
Replace Spark Plugs
DANGER:
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Risk of death. Death may result if contact is made with parts carrying high voltages.
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Do not touch parts carrying high voltages.
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Persons who wear electronic implants (e.g.heart pacemakers) must not carry out work on the ignition system.
1
Remove cover on face end of engine
2
Remove air cleaner housing
NOTE: On Model 220, 215 it is necessary to detach the air cleaner housing by lifting it up and off the mounting points of the cylinder head
covers.
3
Remove ignition coil (T1/1 to T1/6) or (T1/1 to T1/8)
4
Disconnect spark plug connectors
NOTE: Prise over cylinder head cover.
See "Special Tools" given below.
5
Remove spark plugs (R4)
Spark plugs
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For Engine 113.987/990/991 - 25 N.m
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Other Engines - 28 N.m
See "Special Tools" given below.
6
Install in the reverse order
Special Tools