volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Driver door control unitJ386 > < Checking bus activity
Checking bus participants
Checking bus participants
Using this test it is possible to check the status of the connection from the data bus diagnostic interface to another bus participant.
–  Connect vehicle diagnostic tester → Chapter.
–  Select „Guided fault finding“ mode in vehicle diagnostic tester.
–  Using „GoTo“ button, select „Functions/component“ and the following menu options in succession:
t  Body
t  Electrical system
t  01 - On Board Diagnostic capable systems
t  Data bus diagnostic interface
t  Data bus diagnostic interface functions
t  Checking bus participants
   

Driver door control unitJ386 > < Checking bus activity