Engine General Information and Diagnosis: 1A-62
P1651-H (Use of SDS)
Step Action Yes No
1 1) Turn the ignition switch OFF.
2) Remove the seat. Refer to “Exterior Parts Removal and
Installation in Section 9D (Page 9D-4)”.
3) Check the TO sensor coupler (1) for loose or poor
contacts.
If OK, then check the TO sensor lead wire continuity.
4) Disconnect the TO sensor coupler and ECM coupler.
Refer to “ECM Removal and Installation in Section 1C
(Page 1C-1)”.
5) Insert the needle pointed probes to the lead wire coupler.
6) Check the continuity between the R wire “A” and
terminal “5”.
Also, check the continuity between the B/Br wire “B” and
terminal “12”.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Continuity ( )
ECM coupler (Harness side)
Is the continuity OK?
Go to Step 2. Open circuit in the R
wire or B/Br wire.
1
I944H1110049-01
(A)
“B”
“A”
“12”
(B)
“5”
I944H1110137-01
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