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permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
Removal without button
– Open the cover -7-.
– Unscrew the bolt -6-.
– Unscrew the terminal -3-.
– Unscrew the terminal -2-.
– Unclip the connector -5- at the retainer tabs -4- (2x).
– Unplug the connector -5-.
♦ Installing
– Install the battery terminal isolator -1- in the reverse order of
removal.
3.4 Removing and installing battery isola‐
tion igniter -N253-
Special tools and workshop equipment required
♦ Vehicle diagnostic tester
♦ Torque wrench -V.A.G 1331-
Note
If the airbag warning lamp -K75- lights following an accident, use
the ⇒ Vehicle diagnostic tester to check whether crash data have
been stored. If this is the case, check whether an entry has been
made in the fault memory for the battery isolation igniter -N253-
(Fault »001 Resistance too high«). If so, the battery isolation
igniter -N253- must be replaced.
Audi A8 2003 ➤
General body repairs, interior - Edition 07.2011
3. Servicing airbag 121
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