General Specification Electrical Function gmw3110 General Motors Local Area Network Enhanced Diagnostic Test Mode Specification

GM WORLDWIDE ENGINEERING STANDARDS 
GMW3110 
© Copyright 2010 General Motors All Rights Reserved 
February 2010 
Page 127 of 336 
Table 101: Definition of Sub-function Values 
Hex 
Description 
Cvt 
Mnemonic 
00 
ReservedByDocument 
This value shall not be allowed. 
M 
RBD 
01 
SPSrequestSeed 
This is the requestSeed level used for ECU programming via the SPS system. 
The security encryption data shall be provided to the supplier by the GM Service 
Organization. 
M
3
SPSRSD 
02 
SPSsendKey 
This is the sendKey level used for ECU programming via the SPS system. The 
security encryption data shall be provided to the supplier by the GM Service 
Organization. 
M
3
SPSSK 
03 
DevCtrlrequestSeed 
This is the requestSeed level for enabling vehicle manufacturing specific device 
control restrictions (as opposed to having service device control restrictions 
enabled). The encryption data shall be provided to the supplier from either the GM 
Manufacturing Serial Data Design Engineer or the DRE. 
A request for this level shall be rejected if the service device control restrictions 
are active and the device control service is active at the time of the request. 
C 
DVCRSD 
04 
DevCtrlsendKey 
This is the sendKey level for enabling vehicle manufacturing specific device 
control restrictions (as opposed to having service device control restrictions 
enabled). The encryption data shall be provided to the supplier from either the GM 
Manufacturing Serial Data Design Engineer or the DRE.
 
C 
DVCSK 
05 
thru 
0A 
ReservedByDocument 
This range shall be reserved for future standardized use as defined within this 
specification.