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 |
|
Wiring diagram
Troubleshooting
Caution when using the multi-circuit tester, do not strongly touch the terminal of the ecm coupler with a needle pointed tester probe to prevent terminal damage. |
Note after repairing the trouble, clear the dtc using sds tool. Refer to “use of sds diagnosis reset procedures” . |
Step |
Action |
Yes |
No |
1 |
Is the operation ok? |
Go to step 2. |
|
2 |
Special tool (a): 09900–25008 (multi circuit tester set) Tester knob indication resistance (Ω) Stva continuity ∞Ω¶ (infinity) (terminal . Ground)
Special tool
Stva resistance approx. 6.5 Ω (terminal “a” – terminal “b”, terminal “c” – terminal “d”) |
|
|
Active control inspection
At this time, if an operation sound is heard from the stva, the function is normal.
Foreword
Motorcycling is one of the most
exhilarating sports and to ensure
your riding enjoyment, you should
become thoroughly familiar with
the information presented in this
owner's manual before riding the
motorcycle.
The proper care and maintenance
that your motorcycle requires is
outlined in t ...
Exhaust emission control system
description
The exhaust emission control system is composed of the pair system, exhaust
control system, ho2 sensor, threeway
catalyst system and isc system. The fresh air is drawn into the exhaust ports
through the pair control solenoid
valve and pair reed valves. The pair control solenoid valve is operat ...
Heated oxygen sensor (ho2s) removal and
installation
Removal
Do not
remove the ho2 sensor while it is hot.
Caution
be careful not to expose the ho2 sensor to
excessive shock.
Do not use an impact wrench when
removing or installing the ho2 sensor.
Be careful not to twist or damage t ...