User Manual

CanDo HD Diagnostic Tablet
28
Table: OBD-II Terminal Function
Terminal
Function Description
Terminal
Function Description
1
SAE J2411, GM single
wire CAN,
GM single line CAN-BUS
9
when 7th pin is not
convenient to use,
enable *KWP1281 or
KWP2000 Protocol
diagnostic line (K line)
2
ISO11519-4 (Bus+)(SAE
J1850),and 10
th
pin
used simultaneously
10
ISO 11519-4 (Bus-)(SAE
J1850)
3
CCD-BUS network cable
H line
11
CCD-BUS network cable
L line
4
Car body directly
grounding
12
Factory retained
5
Signal circuit grounding
13
Factory retained
6
ISO 15765-4, CAN-BUS
high speed diagnostic
line (CAN-H line)
14
ISO15765-4, CAN-BUS
high speed diagnostic
line (CAN-L line)
7
KWP1281 or KWP2000
protocol diagnostic line
(K line)
15
KWP1281 or KWP2000
protocol diagnostic line
(L line)
8
Factory retained
16
Connect battery “+” pole
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