Страница 1 мировой engineering стандарты общая спецификация

Request
UUDT
100
P2
CE
0
ECU Transmit
Tester Transmit
ECU NWL
Tester NWL
req
con
ind
req
con
ind
UUDT
req
con
ind
UUDT
req
con
ind
UUDT
req
con
ind
100
P2
CE
0
100
P2
CE
0
100
P2
CE
0
endOfDTCReport
message
general
P2CE timing
UUDT timing
Page 197
GM WORLDWIDE ENGINEERING STANDARDS
GMW3110
disabled while a DTC clear request is being processed. The algorithm shall be re-enabled after the DTC clear
event has completed. The DTC clear does not modify the count value calculated on the previous execution of
the algorithm so there is a good chance that a response message will be sent with the new count after the
DTC clear has completed.
8.18.2 Request Message Definition.
8.18.2.1 Request Message Definition - $Level $80 (readStatusOfDTCByDTCNumber) (Table 172).
Table 172: ReadDiagnosticInformation(ReadStatusOfDTCByDTCNumber) Request Message
Data Byte Parameter Name
Cvt Hex Value Mnemonic
#1
ReadDiagnosticInformation Request Service Id
M
A9
SIDRQ
#2
sub-function = [
readStatusOfDTCByDTCNumber ]
M
80
LEV_
RSDTCBN
DTCMaskRecord = [
M
DTCMREC_

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February 2010
Page 197 of 336
#3
#4
#5
DTCHighByte
DTCLowByte
DTCFailureTypeByte ]
xx
xx
xx
DTCH
DTCL
DTCFT