GV500VC User Manual
TRACGV500VCUM001
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4.
OBD II-related features
4.1. Communication Protocols
GV500VC could monitor the OBD II system via not only all legislated OBD II protocols which
defined by SAE but also some non-legislated OBD protocols. The list of protocols is shown as
follow:
Table 6: Communication Protocols List
No.
Protocol
Comment
1
J1850 PWM
41.6kb/s FORD
J1850
2
J1850 VPW
10.4kb/s GM/Chrysler
3
ISO 9141
No header, no autoinit
K-LINE&L-LINE
4
ISO 9141-2
5 Baud init automatic baud
rate
5
ISO 14230
No autoinit
6
ISO 14230
5 Baud init 10.4kb/s
7
ISO 14230
Fast init 10.4kb/s
8
ISO 15765
ID 11bits 500kbps
High Speed CAN
9
ISO 15765
ID 29bits 500kbps
10
ISO 15765
ID 11bits 250kbps
11
ISO 15765
ID 29bits 250kbps
12
ISO 11898
ID 11bits 500kbps
13
ISO 11898
ID 29bits 500kbps
14
ISO 11898
ID 11bits 125kbps
Medium Speed CAN
15
ISO 11898
ID 29bits 125kbps
16
ISO 15765
ID 11bits 125kbps
17
ISO 15765
ID 29bits 125kbps
18
ISO 11898
ID 11bits 33.3kbps
Single Wire CAN
19
ISO 11898
ID 29bits 33.3kbps
20
ISO 15765
ID 11bits 33.3kbps
21
ISO 15765
ID 29bits 33.3kbps
22
J1939
ID 11bits
J1939
23
J1939
ID 29bits
4.2. OBD II Parameters
GV500VC can read the following parameters through OBD II system.
1) Vehicle identification number (VIN):
