Suzuki VLR1800 Service Manual page 163

Step
1 7) Check the continuity between Y wire "A" and terminal
"5".
Also, check the continuity between B/Br wire "B" and
terminal "29".
Special tool
: 09900–25008 (Multi-circuit tester set)
: 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity (
EXCVA lead wire continuity
Continuity (
ECM couplers (Harness side)
"B"
(B)
"5"
Is the continuity OK?
Action
)
)
"A"
"29"
(Black) (Gray)
Engine General Information and Diagnosis:
Yes
Go to Step 4.
(A)
I822H1110107-01
1A-94
No
Lbl wire shorted to VCC,
or B/Br wire open.