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12 - Telephone/telematics control unit - J526- or telephone transmitter and receiver unit - R36-
❑ Beneath floor covering in driver's footwell
13 - Multi-function steering wheel
14 - Steering column electronics control unit - J527-
❑ On steering column
15 - Data bus diagnostic interface - J533-
❑ Gateway
❑ Behind glove box
4.3 Removing and installing data bus diag‐
nostic interface - J533-
Special tools and workshop equipment required
♦ Protective cap for cable connector - VAS 6223/9- from fibre-
optic conductor repair set - VAS 6223-
Removing
– If control unit is to be renewed, select the “Replace control unit”
function for appropriate control unit in ⇒ Vehicle diagnostic
tester.
– Continue to follow the instructions on the display of the vehicle
diagnostic tester.
– Switch off ignition and take out ignition key.
– Remove glove box ⇒ Rep. gr. 68 .
– Unscrew bolts -arrows- and detach control unit.
– Unplug electrical connector -2-.
– Unplug connector -1- for fibre optic cable.
Audi A8 2003 ➤
Electrical system - Edition 08.2014
108 Rep. gr.90 - Gauges, instruments
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