Yamaha V Star 950 Service Manual page 328

Fault code No.
Symptom
Fail-safe action
Diagnostic monitor-
ing code No.
Meter display
Checking method
Order
5
6
22
Open or short circuit of intake air temperature sensor lead
Engine startup: Possible
Riding: Possible
05
-30 to 120 °C
During cold starting: A temperature close to the ambient tempera-
ture is indicated.
During hot starting: Ambient temperature plus Approx. 20 °C (Offset
of radiation heat)
Make sure that the meter indication is close to the ambient tempera-
ture during cold starting.
Item/components and
probable cause
Intake air temperature
sensor malfunction
ECU malfunction
7-43
FUEL INJECTION SYSTEM
Check or mainte-
nance job
Check in the diagnos-
tic mode (Code No.
05).
Sensor inspection pro-
cedure
Refer to "CHECKING
THE AIR TEMPERA-
TURE SENSOR" on
page 7-95.
During cold starting: A
temperature close to
the ambient tempera-
ture is indicated.
Indication is incorrect.
→ Replace the intake
air temperature sensor.
Replace the ECU
Sensor inspection
procedure
Place the main switch
to the ON position, and
check the fault code
indication.
No fault code indicated.
→ Recovered.
Fault code indicated. →
Check the next step.