Suzuki GSX1300BK B-King Service Manual page 193

1A-122 Engine General Information and Diagnosis:
Active Control Inspection
1) Set up the SDS tool. (Refer to the SDS operation manual for further details.)
2) Turn the ignition switch ON.
3) Click "EXhaust valve operating control" (1).
4) Click each button (2).
At this time, if an operation sound is heard from the EXCVA, the function is normal.
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