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25 Automatic headlight range control
Observe notes on contact corrosion ⇒ page 125 .
25.1 Automatic headlight range control - overview
1 - Headlight range control mo‐
tor
❑ Left headlight range
control motor - V48-
❑ Right headlight range
control motor - V49-
2 - Front left vehicle level send‐
er - G78-
❑ At track control link
(front axle, left-side)
❑ Removing and installing
⇒ Rep. gr. 40
3 - Control unit for headlight
range control - J431-
❑ Fitting location: behind
instrument cluster on
central tube for dash
panel
❑ Removing and installing
⇒ page 262
4 - Rear left vehicle level send‐
er - G76-
❑ At suspension link (rear
left)
❑ Removing and installing
⇒ Rep. gr. 42
25.2 Removing and installing control unit for
headlight range control - J431-
♦ Fitting location: on central tube for dash panel behind instru‐
ment cluster
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.
– Remove instrument cluster ⇒ page 83 .
Audi A8 2003 ➤
Electrical system - Edition 08.2014
262 Rep. gr.94 - Lights, bulbs, switches - exterior