Introducing On Board Diagnosis (OBD) For Airbag

On Board Diagnosis (OBD) For Airbag, Initiating Program

- Connecting V.A.G 1551 or VAS 5051.
- Switch on ignition.
- Switch on printer with Print button (warning lamp in button lights up) if using V.A.G 1551 or print via the print menu when using VAS 5051, if necessary.

Indicated on display:

Rapid data transfer HELP
Enter address word XX

- Press buttons -1- and -5- (the address word of the vehicle system to be tested "Airbag" is entered with 15).

Indicated on display:

Rapid data transfer Q
15 Airbag

- Confirm entry with -Q- button.

Indicated on display:

Rapid data transfer HELP
Select function XX

NOTE:
- If one of the malfunction messages opposite appears in the display, the possible causes of the malfunction can be printed out with the HELP button.

Rapid data transfer HELP
Control module does not answer

- When doing this the ignition must be switched on.

Rapid data transfer HELP
K wire not switching to positive.

- Malfunctions have occurred at the start of or during the program (external interference?).

Rapid data transfer ->
No signal from control module.

- Check diagnosis wires as well as voltage supply and ground (GND) connection.

Rapid data transfer ->
Fault in communication build up

- After repairing the possible causes of the malfunction, once again enter the address word 15 for "Airbag" and confirm with the -Q- button.

Indicated on display after entering the address word 15: and the following is indicated on display:

Rapid data transfer ->
Tester sends address word 15

Indicated on display of scan tool V.A.G 1551 (see Parts Catalog for actual
control module version):

6Q0909605E 04 AIRBAG VW7 0518 ->
Coding 0012340 WSC12345

- -> Press button

Indicated on display:

Rapid data transfer HELP
Select function XX

List Of Selectable Functions
01 - Interrogating control module version
02 - Interrogate fault memory
03 - Output Diagnostic Test Mode (DTM)
05 - Erasing fault memory
06 - Ending output
07 - Code control module
08 - Read measured value block
16 - Access authorization

NOTE:
- A list of possible functions is printed out after pressing the HELP button.
- Do not select further functions, which can be printed out after pressing the HELP button.
- After the functions have been completed the V.A.G 1551 returns to the following start position:

Indicated on display:

Rapid data transfer HELP
Select function XX