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1.5 Removing and installing wiring harness
in gearbox
Removing
Caution
The gearbox control unit (mechatronic unit) can be damaged
by electrostatic discharge.
♦ Before touching or removing the mechatronic unit, always
discharge any static electricity by touching vehicle earth
or other earthed object with your hand.
♦ DO NOT touch contacts in 16-pin connector with your
hands, as static discharge can seriously damage the con‐
trol unit and mechatronic unit.
– Touch vehicle earth or gearbox housing with your hand (with‐
out gloves) to discharge any static electricity.
Gearbox with 24 bolts on oil pan
Note
On gearboxes with 24 bolts on oil pan, the wiring harness is re‐
moved together with the mechatronic unit.
– Remove mechatronic unit
⇒ „1.3 Removing and installing mechatronic unit - gearbox with
24 bolts on oil pan“, page 99 .
– Carefully detach wiring harness -A- from mechatronic unit
-B-. At the same time, detach tab -arrow- on reverse side of
wiring harness from mechatronic unit.
Note
If the tab -arrow- on the reverse side of the wiring harness breaks
off, the wiring harness must be renewed.
– Carefully detach connector -C- from socket -D- of mechatronic
unit.
Gearbox with 13 bolts on oil pan
Note
On gearboxes with 13 bolts on oil pan, the mechatronic unit must
be removed before the wiring harness can be removed.
– Remove mechatronic unit
⇒ „1.4 Removing and installing mechatronic unit - gearbox with
13 bolts on oil pan“, page 102 .
– When gearbox is installed in vehicle: Turn electrical connector
on left side of gearbox anti-clockwise -arrow- and unplug.
Audi A6 2005 ➤ , Audi A8 2003 ➤
Servicing automatic gearbox 09E, four-wheel drive - Edition 12.2011
1. Oil pan, ATF strainer and mechatronic unit - exploded view 105
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