Suzuki kq750 2008, Service Manual

Page: 101 / 576

Engine General Information and Diagnosis: 1A-30
Step Action Yes No
1 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 G/B wire “B” and
terminal “13”.
If OK, then check the continuity between the B/Br wire
“C” and terminal “24”.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity test (
)
ECM coupler (Harness side)
Is the continuity OK?
Go to Step 3. G/B wire shorted to
VCC, or B/Br wire open.
“13”
“24”
(A)
(B)
“C”
“B”
I831G1110090-03