All UDS services

Control DTC Setting

0x85

The Control DTC Setting service allows the client to instruct the server to stop or resume updating DTC status bits in its memory.

✕Negative response codes
0x120x130x22

Request

SID 0x85 · 2 bytes
Len (bits)
Parameter description
Value (hex)
8
Control DTC Setting SID
0x85
1
suppressPosRspMsgIndicationBitBit 7 of the sub-function byte. When set to 1, the server will not send a positive response.
7
DTCSettingTypeDetermines whether DTC status updating is enabled or disabled.
n*
8
DTCSettingControlOptionRecordOptional vehicle manufacturer specific control parameters.Optional
0x00-0xFF

n = Number of DTC setting control option bytes

Positive response

SID 0xC5
Len (bits)
Parameter description
Value (hex)
8
Control DTC Setting SID
0xC5
1
Echo of suppressPosRspMsgIndicationBit
7
Echo of DTCSettingType