REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
12 1 171
12 1 200
Necessary preliminary tasks:
Switch off ignition
Remove ignition coils.
Unscrew spark p
SEE MORE:
Special tools required:
31 3 032
33 3 322
Necessary preliminary tasks:
Check wheel control joints of tension struts while installed, replace
tension struts if necessary.
Remove tension struts.
Using a press and special tools 33 3 322 and 31 3 032 , press rubber mount
out of tension strut
It is the outward-opening piezo-injector that renders possible spray-directed
direct injection and thus the overall
innovations of the N54 engine. Due to the fact that only this component ensures
that the injected fuel spray cone
remains stable, even under the prevailing influences of pressure and