Engine General Information and Diagnosis: 1A-113
P1657-L (Use of SDS)
Step Action Yes No
1 1) Turn the ignition switch OFF.
2) Remove the left side cowling. Refer to “Exterior Parts
Removal and Installation” in Section 9D (Page 9D-6).
3) Check the EXCVA coupler (1) for loose or poor contacts.
If OK, then check the EXCVA position sensor lead wire
continuity.
4) Disconnect the EXCVA coupler.
5) Check the continuity between Y wire and ground.
6) Also, check the continuity between Y 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)
Tester knob indication
Voltage ( )
7) Disconnect the ECM coupler.
8) Check the continuity between Y wire and terminal “14”.
Go to Step 2 and go to
Step 4.
R or Y wire open, or Y
wire shorted to ground.
1
I947H1110087-01
?
(A)
I947H1110088-01
Manuals by Motomatrix / The Solution For Lost Motorcycle Coded Keys
email: info@motomatrix.co.uk / www.motomatrix.co.uk
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