Audi Workshop Service and Repair Manuals > A3 Mk1 > Vehicle electrics | Electrical system Self-diagnosis | Self diagnosis, V.A.G Inspection Service | Automatic headlight range control self-diagnosis | Starting automatic headlight range control self-diagnosis

Electrical system Self-diagnosis

Automatic headlight range control self-diagnosis

Starting automatic headlight range control self-diagnosis

Requirements:

● Vehicle diagnostic, testing and information system VAS 5051 connected up and vehicle self-diagnosis selected
● Ignition on

Attention:
Heed safety precautions => Page 01-1.

Sequence of operations

→ Display on VAS 5051:

→ Display on VAS 5051:


Headlight range control unit identification (example)
55 - Headlight range control	Vehicle system
4B0907357	Part No.; Assignment => Parts List
HEADLIGHT RANGE CONTROLLER 1) D004 2)	1) 2)	Component designation Data level (software version)
Code 13	Control unit encoding (checking => Page 01-505)
Dealership number 12345	Workshop code of VAS 5051 with which encoding was last performed

Diagnosis functions		Page
02	Interrogating fault memory	01-487
03	Final control diagnosis	01-495
04	Basic setting	01-498
05	Erasing fault memory	01-502
06	End of output	01-504
07	Encoding control unit	01-505
08	Reading measured value block	01-508
09	Reading individual measured value	-
10	Adaption	-
11	Login procedure	-

Audi Workshop Service and Repair Manuals