VAG 1551 Scan Tool

VAG 1551 Scan Tool, connecting and selecting function

Note:
^ All functions which could previously be performed with V.A.G. 1551 can also be performed with the tester VAS 5051.
^ The ABS function is switched off in the control module during the OBD.
^ The Diagnostic Trouble Code (DTC) memory can be erased after successful interrogation and repair.





^ With ignition switched off connect V.A.G 1551 using cable V.A.G 1551/313 to Data Link Connector (DLC).

Note: Use V.A.G 1551 only with the most up-to-date program card (at least version 9.0).





Indicated on display
1) Is displayed alternately

Note:
^ If the display remains blank, check Data Link Connector (DLC) connection,.
^ Depending on the program, additional operating information can be printed out by pressing the HELP key of V.A.G 155 1.
^ The (arrow) key is used for moving forward within the program.
^ The PRINT key is used for switching on the printer (warning lamp in key comes on).

^ Switch ignition on.
^ Switch on printer with the Print key (indicator lamp in key lights up).
^ Press key -1. for "Rapid data transfer" operating mode.





Indicated on display
^ Press keys -0- and -3-; 03 inputs address word of vehicle system to be tested "Brake electronics".





Indicated on display
^ Confirm input with Q key.





the display shows e.g.:
Displayed is:
^ The control module identification number.
e.g. (11 CO 907 379 D)
All location of control module
see Parts Supplier
^ System designation (ASR).
^ Data BUS present. (CAN)
go to Electrical Wiring.
^ Control module code (0021505).
^ Workshop code
go to V.A.G 1551 Scan Tool operating instructions

If the control module identification number does not appear; go to List of Selectable Functions.

^ Press Arrow key.





Indicated on display (select function, e.g. 02 - Check DTC memory).





Indicated on display
^ By pressing the HELP key, a list of possible fault causes is printed out.
^ After eliminating possible causes of faults, enter address word 03 for "Brake electronics" again and confirm.

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





Indicated on display
^ Perform test step 1, 2 and 3 go to, Electrical Check. ABS Mark 60, on-Board Diagnostic (OBD)





Control module identification influenced during interrogation (possibly influenced from external sources?)
^ Check diagnostic connection as well as voltage supply and Ground connection for ABS control module J 104-.
^ After repairing possible causes of fault, again enter the address word 03 for "Brake electronics" and confirm with Q key.





List of selectable functions (Part 1 of 2)





List of selectable functions (Part 2 of 2)