Suzuki GSF1250 Service Manual page 126

1A-57 Engine General Information and Diagnosis:
Step
2 3) Disconnect the IAP sensor (No.2) coupler.
4) Insert the needle pointed probes to the lead wire coupler.
5) Check the continuity between the G/B wire and ground.
Also, check the continuity between the G/B wire and B/
Br wire. If the sound is not heard from the tester, the
circuit condition is OK.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity (
(A)
6) Disconnect the ECM coupler. Refer to "ECM Removal
and Installation in Section 1C (Page 1C-1)".
7) Check the continuity between the R wire "A" and
terminal "11". Also, check the continuity between the G/B
wire "C" and terminal "9".
Tester knob indication
Continuity (
"C"
(B)
Is the continuity OK?
Action
)
)
"A"
(A)
"9"
"11"
Go to Step 3.
(B)
I718H1110027-04
?
I718H1110028-03
Yes
R and G/B wire open,
W/Bl wire shorted to the
ground.
No