9-3 Coupe (9400) L4-2.0L Turbo (B204) (1999)
All information sent out on a bus by a control module is available to all other control modules connected to the bus. Each component has a programmed
name, e.g."Front Left Window". The information sent on the bus is used only by the affected component. When ordered as spare parts, these components
are not programmed on delivery and consequently must be programmed with the diagnostic tool.
The control modules send out information on the bus at regular intervals. Information is also transmitted by the control module whenever the information
changes.
VR bus communication takes place on pin 14.
The STC uses the following information
The STC sends the following information