Checking Control Module Versions

Anti-theft Immobilizer On Board Diagnostic (OBD), Initiating - Checking Control Module Versions


NOTE: The following description refers only to the VAG 1551 Scan Tool (ST).


- Connect VAG 1551 Scan Tool (ST). Scan Tool Connecting and Initial Checks

- Switch on ignition.

Indicated on display:


VAG - On Board Diagnostic HELP
1 - Rapid data transfer*
2 - Blink code output*


* Two operating modes are displayed alternately

- Press button -1- to select operating mode 1, "Rapid data transfer".

Indicated on display:


Rapid data transfer HELP
Enter address word XX


- Press buttons 2- and -5- to input address word 25, "Immobilizer".

Indicated on display:


Rapid data transfer Q
25 - Immobilizer


- Press -Q- button to confirm input.

Indicated on display:


Rapid data transfer
Scan tool sends address word 25


Indicated on display (Values displayed here are examples only!!):


6X0953257A IMMO 0001->
Coding 00001 WSC XXXXX


- Top line Control module part number
System identification
(Immobilizer)
Version number

- Bottom line Coding number
Work Shop Code 1)

1) Automatically stored in control module upon access to system.

- Press -> button.

Indicated on display (Values displayed here are examples only!!):


WVWZZZ70Z1H000054 VWZ1Z0X0264600 ->


- Top line Vehicle Identification Number (VIN),
(17-digit, WVW....)
Immobilizer Identification number,
(14-digit, VW....)

If displayed:


Control module not responding! HELP


- Press the HELP button to print out an overview of all of the possible malfunction causes.
- Enter address word 25 for immobilizer again after correcting malfunction and press Q button to confirm.
- Press -> button.

Indicated on display:


Rapid data transfer HELP
Select function XX


- Pressing the HELP button will print out an overview of all of the possible functions.

Available functions

01 - Check Control Module Versions
02 - Check DTC Memory
05 - Erase DTC Memory
06 - End Output
07 - Code control module
08 - Read measuring value block
10 - Adaptation
11 - Login procedure


NOTE:
- All possible Immobilizer OBD functions are indicated above. Do not attempt to select additional functions printed out via the HELP button.
- After function is completed, the VAG 1551 returns to the start position:


Indicated on display:


Rapid data transfer HELP
Select function XX