A6 V6-3.0L (AVK) (2004)
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Clip nut -1- must be securely fastened.
Fig. 3 Automatic Transmission Control Module (TCM) -J217, disconnecting multi-pin connector
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Switch off ignition and wait for about 30 seconds.
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To disengage connector, push clip in direction of arrow.
Installation is in reverse order of removal.