Control Module Version, Checking (Function 01)

Control Unit Version, Checking (Function 01)

- Connecting V.A.G 1551 or VAS 5051 and initiating On Board Diagnosis (OBD).
Scan Tool, Connecting
Initiating On Board Diagnosis (OBD)

Indicated on display:

Rapid data transfer HELP
Select function XX

- Press buttons -0- and -1-.

Indicated on display:

Rapid data transfer Q
01 - Interrogating control unit version

- Confirm entry with -Q- button.

Scan tool V.A.G 1551 displays the control unit identification for the central control unit (Central CU) e.g.:

1C0959799F 6M CU Conv HLO 0004 ->
Coding 00257 WSC 12345

Breakdown of the display:
- 1C0959799F = Part No. of the control unit.
- 6M CU Conv HLO = System designation
- 0004 = Software version
- Coding 00257 Coding variants
- WSC 12345 = Workshop code 1)

1) Will be automatically stored in the control unit when entering the system.

- Press -> button

Will appear briefly in display:

Please wait

and the following is indicated on display:

The control unit identification for the drivers door control unit is displayed, e.g.:

1Y1959801 Door control unit DS KLO 0001 ->

- Press -> button

Will appear briefly in display:

Please wait

and the following is indicated on display:

The control unit identification for the front passengers door control unit is displayed, e.g.:

1Y1959802A Door control unit FPS KLO 0001 ->

- Press -> button

Will appear briefly in display:

Please wait

and the following is indicated on display:

The control unit identification for the rear left door control unit (in side part) is displayed , e.g.:

1Y0959811 Door control unit RL KLO 0001 ->

- Press -> button

Will appear briefly in display:

Please wait

and the following is indicated on display:

The control unit identification for the rear right door control unit (in side part) is displayed , e.g.:

1Y0959812 Door control unit RR KLO 0001 ->

- Press -> button
- Press buttons -0- and -6- to end the output.

Indicated on display:

Rapid data transfer Q
06 End output

- Confirm entry with -Q- button.

Indicated on display:

Rapid data transfer HELP
Enter address word XX

- Switch off ignition and disconnect diagnostic connection.