Engine cooling symptom diagnosis

Schematic and routing diagramFront turn signal light bulb replacement
Caution
when you touch the bulb with your bare
hands, clean the bulb with a cloth moistened
with alcohol or soap water to prevent
premature bulb failure.
Remove the turn signal light assembly.
Remove the socket (1) by turning it
counterclockwise.
Repla ...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...
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.
...