User Guide

VEHICLE CARE
CORROSION PROTECTION
98
gine compartment, as well as all
engine, transmission, front and rear axle
based coating for
rotection against corrosion. However,
mmend to have the engine com-
The en
assembly surfaces have been treated at
the factory with a wax
p
we reco
partment and the underside inspected
twice a year for any damage to the pro-
tective coating preferably before and af-
ter the winter season. Have necessary
repairs done as soon as possible. See
your dealer for correct procedures and
materials.
WARNING
Do not apply additional undercoating
or rust proofing on or near the ex-
haust manifold, exhaust pipes, cataly-
tic converter or heat shields. During
driving, the substance used for under-
coating could overheat and cause a
fire.
Engine compartment
If it becomes necessary to steam clean
or wash the engine compartment, the
wax based protective coating is usually
lost. It is therefore important to reapply
the manufacturer.
this protective coating to all engine com-
partment panels, flanges, cavities, seams
and engine assembly surfaces.
When washing the engine compartment,
only use commercially available grease
cutting solvents made especially for this
purpose. Carefully follow directions prin-
ted on the container by
WARNING
Never use gasoline, diesel fuel or
solvents which could damage rubber
parts or painted surfaces and could
cause a fire.
Chassis
The lower body shell of your Audi is
thoroughly protected against corrosion.
Any detected damage to the undercoa-
ting, due to road hazards, should be
repaired promptly. Oil based protective
sprays must not be applied. Only tar or
s
must be removed.
lower body shell, axle,
assemblies have
by corrosion have been given a thorough
protection at the factory.
This sealing does not require any inspec-
tion or additional treatments. If any wax
should seep out of the cavity when the
ambient temperature is high, it can be re-
moved with a plastic scraper and a suit-
able solvent. Be sure to observe all safe-
ty and environmental regulations.
wax based anti-corrosion protectors are
compatible with the factory-applied un-
dercoating. Before application, road dirt,
salt spray deposits and oily substance
Whenever the
transmission or engine
been repaired, the lost anti-corrosion
coating of the affected surfaces should
be reapplied.
Let your Audi dealer advise and assist
you.
Your Audi dealer has the appropriate
materials, the necessary equipment and
is familiar with the application procedure.
Therefore, any additional corrosion pro-
tection work should be performed by an
authorized Audi dealer.
Body cavity sealing
All body cavities which could be affected