Audi Workshop Service and Repair Manuals

Matching following replacement of engine control unit t  The engine control unit is matched to the immobilizer control unit -J362- or dash panel insert (with integrated immobilizer). On replacement, the engine control unit must be adapted to the immobilizer. t  If there is no authorised ignition key available, all keys must be replaced → Chapter. Sequence of operations l  Vehicle diagnostic, testing and information system -VAS 5051B- connected and vehicle self-diagnosis selected → Chapter –  Insert the old (authorised) ignition key in the ignition lock. –  Establish the immobilizer identification number by starting immobilizer self-diagnosis → Chapter. –  Obtain the 7-digit PIN from the applicable regional sales centre/importer on the basis of the 14-position immobilizer identification number.   Note The PIN is only valid for one day, after which a new number has to be requested. The PIN is of no use to the customer or other dealerships.

Display on -VAS 5051B-: –  From list -1- select function “Release (PIN)”.   Note Vehicle system “17 - Dash panel insert” has been selected by way of example in the following displays.

Display on -VAS 5051B-

Vehicle self-diagnosis					17 - Dash panel insert 8D0919880
Functional test					B5 DASH PANEL INSERT UN4 D15
Release (PIN)					Code 42 Workshop code 12345
Information
The PIN is used to release								Finished
key matching or adaption in the vehicle system
The PIN obtained for the
immobilizer identification number
is only valid on the day it is requested
←	Measurement				Go to	Print		Help

–  Touch the Finished key.

Display on -VAS 5051B-

Vehicle self-diagnosis					17 - Dash panel insert 8D0919880
Functional test					B5 DASH PANEL INSERT UN4 D15
Release (PIN)					Code 42 Workshop code 12345
PIN entry
Enter PIN obtained with the displayed
keypad.
Confirm PIN entered with Continue key (→ key)
Press here to display
entry keypad
←	Measurement				Go to	Print		Help	→

–  Touch key Press here to display entry keypad.

Display on -VAS 5051B-

Vehicle self-diagnosis					17 - Dash panel insert 8D0919880
Functional test					B5 DASH PANEL INSERT UN4 D15
Release (PIN)					Code 42 Workshop code 12345
1	2	3	+		A	B	C	D
					E	F	G	H
4	5	6	–		I	J	K	L
					M	N	O	P
7	8	9	.		Q	R	S	T
					U	V	W	X
C	0	Q			Y	Z
←	Measurement				Go to	Print		Help	→

–  Use the keypad to enter the previously established 7-digit PIN. –  Touch → key.

Display on -VAS 5051B-

Vehicle self-diagnosis					17 - Dash panel insert 8D0919880
Functional test					B5 DASH PANEL INSERT UN4 D15
Release (PIN)					Code 42 Workshop code 12345
PIN entry
PIN XXXXXXX entered correct?								Yes
								No
←	Measurement				Go to	Print		Help

–  Check entry and then touch Yes key. –  Incorrect PIN entry can be corrected by touching No key.

Display on -VAS 5051B-

Vehicle self-diagnosis					17 - Dash panel insert 8D0919880
Functional test					B5 DASH PANEL INSERT UN4 D15
Release (PIN)					Code 42 Workshop code 12345
Transfer PIN
PIN valid!								Finished
Key matching/adaption can
be performed
←	Measurement				Go to	Print		Help

–  Touch the Finished key. When this display appears, the immobilizer warning lamp -K117- in the dash panel insert lights and the immobilizer has been released.   Note t  Heed the instructions given on the display if a fault message appears.

t  3 attempts at entering a correct PIN are immediately possible. The next 3 attempts can only be made after waiting at least 10 minutes. To do so, the ignition must be left switched on and function “06 - End of output” must be selected from list -1- to exit from self-diagnosis. t  The waiting time after every 3 further incorrect entries is doubled in each case up to a maximum of 255 minutes.

Once immobilizer has been released: Display on -VAS 5051B-: –  From list -1- select function “10 - Adaption”.

Display on -VAS 5051B-: 1 -  Enter channel number –  On the keypad -2-, touch key 0 for “Adaption channel 00” and confirm the entry by touching the Q key.

Display on -VAS 5051B-: 1 -  Channel 0 Erase adaption values? –  Touch → key. Display on -VAS 5051B-: 1 -  Channel 0 Adaption values erased The engine control unit identifier is stored in the immobilizer and the engine can be started.