Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playHeadlight beam adjustment
Adjust the headlight beam, both horizontally and
vertically.
Note
to adjust the headlight beam, adjust the
beam horizontally first, then vertically.
It is not necessary to remove the
combination meter to turn the adjusters.
Horiz ...
DTC “c46” (p1657-h/l or p1658): excv
actuator circuit malfunction
Detected condition
Possible cause
C46
The operation signal does not reach the
excv actuator.
Excva position sensor voltage low or
high
0.14 V ≤ Sensor voltage < 4.9 V
(without the above range)
excva can not operate properly.
Excva ...
Throtile cable play
This motorcycle has a twin throttle
cable system. Cable A is for pulling
cable and cable B is for
returning.
To adjust the cable play:
Loosen the lock nut 1.
Turn the adjuster 2 so that the
throttle grip has 2.0 - 4.0 Mm
(0.08- 0.16 In) play.Tighten the lock nut 1.
...