9 Concluding operations
9.1 Reassembling the vehicle
To install the components, follow the removal steps in reverse
order. Observe the “Notes on installation” for the relevant com-
ponents and the corresponding tightening torques.
On vehicles with lane change assist, this must be recalibrated.
WARNING
The following information must be observed when work-
ing with the lane change assistant (Audi side assist):
◆ If the rear bumper cover is removed and then reinstal-
led, or if any modifications are made to the rear
bumper cover, the lane change assist system (Au-
di side assist) must be recalibrated
⇒
Electrical sys-
tem; Rep. gr. 96; Risk of accident due to malfunction!
9.2 Connecting the battery
– Connect the battery⇒
Electrical system; Rep. gr. 27; Battery;
Disconnecting and connecting the battery
Note
After reconnecting the power supply, the ESP warning light can
only extinguish after a few metres have been driven.
9.3 Adapting the trailer detector control
unit -J345- coding
Coding is adjusted using the ⇒ V
ehicle diagnostic tester.
This
must be connected online.
9.4 Commissioning and functional check
– Check that the trailer socket functions correctly using a suit-
able trailer socket tester or a trailer.
Pin assignment at the trailer socket
1 - Terminal LH (left-hand brake light/turn signal)
2 - Terminal 31 (earth)
3 - Electrical brake (brake booster)
4 - Terminal RH (right-hand brake light/turn signal)
5 - Terminal 30 (battery +)
Note
Constant current 12 V, max. current 15 A.
6 - Terminal 58 (tail lights)
7 - Terminal RVL (reversing light)
Installation instructions - Audi Q5 (80A) 2017 ► Fixed/mechanically removable towing
bracket with E-set (NAR),
Edition 01
9 Concluding operations
21
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