SpecificationsExhaust control system description
The exhaust control system (excs) consists of the exhaust control valve (excv),
exhaust control valve actuator
(excva) and exhaust control valve cables (excv cables).
Excv is installed in the exhaust pipe. Excva is mounted inside of the right
frame. The excv is operated by the
excva via the ...
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.
...
Location of parts
ciutch lever
left handlebar switches
indicator lights
tachometer
ignition switch
front brake fluid reservoir
right handlebar switches
throttle grip
front brake lever
fuel tank cap
front suspension spring pre-load and rebound damping
force ...