Using Scan Tool (ST) - VAG 1551

Scan Tool VAG 1551 connecting and selecting functions

Caution! On vehicles with ABS/EDL up to chassis No. 31.L-.213 345 the central connector at the ABS/EDL control module must be unplugged before connecting VAG 1551 and selecting the address code "02", Transmission Electronics. The ABS/EDL control module has been modified from chassis No. 31.L-.213 345.

Test conditions:

^ Vehicle voltage supply OK.
^ Fuses l4 and 21 0K.
^ Selector lever in position "N" and parking brake applied.
^ Pry off cover for selector mechanism.
^ Check Ground (GND) connections for transmission:
^ Check GND connections for corrosion and poor contact, repair if necessary.
^ GND connecting point is located on left next to relay plate.
^ Check battery GND strap, and GND strap between battery and transmission.

Scan Tool V.A.G. 1551 And DLC Connectors:

1. With ignition switched off, connect Scan Tool with diagnosis cable VAG 1551/i to the Data Link Connectors (DLCs):

^ Black connector to black DLC -1-
^ White connector to white DLC -2-
^ The blue connector is not required.

Note: Additional operating instructions can be retrieved by pressing the HELP button of VAG 1551.

The --> button is used for advancing within the program sequence.

2. Switch on ignition.

3. Switch on printer with the Print button (indicator lamp in button lights up).

4. Press button 1 for "Rapid data transfer mode.

^ Readout in display:



Rapid data transfer HELP
02-Input address word XX



5. Press buttons 0 and 2. (The address word "Transmission electronics" is entered with 02).

^ Readout in display:



Rapid data transfer Q
02-Transmission electronics



6. Confirm entry with Q button.

^ Readout in display:



095927731 F Digimat 0569
Code 127 WSC131071



7. The control module identification, the coding and the dealership number of the VAG 1551 are displayed:

^ Control module identification 095 927 731 F Digimat 0701
^ Coding 127 is not required at present.
^ WSC 131071 dealership number of the VAG 1551 with which the last coding was performed.

8. Press the HELP button, a list of possible causes of malfunctions is printed out.

9. After eliminating the possible causes of malfunctions, again enter the address code "02" for "Transmission electronics" and confirm.

^ Readout in display:



Control module does not answer!



Note: If "Control module does not answer!" appears:

^ Check wiring connections of DLC's.
^ See Diagnostic Trouble Code (DTC) chart, under DTC code 65535, control module faulty!

10. Press --> button.

^ Readout in display:



Rapid data transfer HELP
Select function XX



11. After the HELP button is pressed, a list of the possible functions is printed out.

Transmission Control Module Function Chart:

List of Selectable Functions