Suzuki GSF1250 Service Manual page 140

1A-71 Engine General Information and Diagnosis:
Step
1 4) Disconnect the TO sensor coupler.
5) Check the continuity between the B wire "B" and ground.
Also, check the continuity between the B wire "B" and B/
Br wire "C". If the sound is not heard from the tester, the
circuit condition is OK.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
Tester knob indication
Continuity test (
"B"
6) Disconnect the ECM coupler. Refer to "ECM Removal
and Installation in Section 1C (Page 1C-1)".
7) Insert the needle pointed probes to the lead wire coupler.
8) Check the continuity between the R wire "A" and
terminal "11". Also, then check the continuity between B
wire "B" and terminal "22".
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity test (
"A"
(B)
"22"
Is the continuity OK?
Action
)
"C"
)
"B"
"11"
Yes
Go to Step 2.
(A)
I718H1110073-02
(A)
I718H1110074-02
No
R or B wire open, or B
wire shorted to the
ground.