National Instruments CAN 372139B-01 - Manual (Page 244)

Chapter 6 Automotive Diagnostic Command Set API for C
Automotive Diagnostic Command Set User Manual 6-80 ni.com
did not perform the expected behavior. A positive value specifies a warning, which means the
function performed as expected, but a condition arose that may require attention.
Use the ndStatusToString function to obtain a descriptive string for the return value.
Description
This function executes the UDS CommunicationControl service and switches transmission
and/or reception of the normal communication messages (usually CAN messages) on or off.
The
type and communication type parameters are vehicle manufacturer specific (one
OEM may disable the transmission only, while another OEM may disable the transmission
and reception based on vehicle manufacturer specific needs). The request is either transmitted
functionally addressed to all ECUs with a single request message, or transmitted physically
addressed to each ECU in a separate request message.