Initiating & Checking Control Module Versions

Anti-theft immobilizer On Board Diagnostic (OBD), initiating

Test Requirements

- Check fuses using wiring diagram. Refer to Wiring Diagrams
- Connect VAS 5051 Vehicle Diagnostic Testing and Information System
- Ignition switched on

NOTE:
- If the display remains blank, check voltage supply of VAG 1551 according to wiring diagram.
- Additional operating instructions can be called up with the scan tool HELP button.
- The -> button serves to advance the program sequence.
- If an incorrect entry is made, press button C to escape.
- In the operating mode 1 "Rapid data transfer" the function 00 can be used to perform an "Automatic test sequence." This will check all control modules in the vehicle automatically.

Procedure






Display on VAS 5051:

- Press selection -1- of vehicle system "17 - instrument cluster" (instrument panel insert).

NOTE: Because the immobilizer is integrated in the instrument cluster, the same address word must be used as for the instrument cluster.

- Wait until the next indication appears on display.

NOTE: Confirm instrument cluster is coded according to market and equipment level. Refer to "Control Module Relearning, Initiating or Programming/Code Control Module (Function 07)" Testing and Inspection







Display on VAS 5051:

1 - Control module identification of instrument cluster
2 - Control module identification of immobilizer







- Press -> button







Display on VAS 5051:

1 - Selection of diagnostic functions:

Diagnostic Functions

02 Check DTC Memory
05 Erase DTC Memory
06 End Output
08 Reading Measuring Value Block
10 Adaptation
11 Login Procedure