GM WORLDWIDE ENGINEERING STANDARDS
GMW3110
© Copyright 2010 General Motors All Rights Reserved
February 2010
Page 306 of 336
Table C22: Definition of Subnet Config List High Speed dataIdentifier
DID Description
R/W
Data Type
Len
$B9
Subnet_Config_List_HighSpeed (SCLHS)
R/W
BIN
≥ 1
This DID contains the SCLHS. Each bit represents one ECU (with unique Diagnostic Address, see
Appendix D) that can exist on the high speed subnet. A logic
“1” indicates that a given ECU is present
on the vehicle. The bit mapping of ECUs must be documented in a CTS, SSTS, or supplemental
diagnostic specification.
Example:
ECM
Engine Control Module
Position
1
2
Bit location
7
6 to 1
0
7
6 to 1
0
…
Bit state
0
…
1
0
…
0
…
DA (hex)
J3200
…
…
11
…
…
…
…
ECU name
…
…
ECM
…
…
…
…
Hex value
01
00
Table C23: Definition of Subnet Config List Low Speed dataIdentifier
DID Description
R/W
Data Type
Len
$BA
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