Yamaha V Star 950 Service Manual page 340

Fault code No.
Symptom
Fail-safe action
Diagnostic monitor-
ing code No.
Meter display
Checking method
Order
1
2
3
41
Open or short circuit of lean angle sensor lead
Engine startup: Impossible
Riding: Impossible
08
The lean angle sensor value is indicated.
0 to 5.0 V
The vehicle is in a vertical position: 0.4–1.4 V
The vehicle is turned over: 3.7–4.4 V
Remove the lean angle sensor, tilt the vehicle more than 65 degrees,
and check the meter indication value.
Item/components and
probable cause
Connection of lean
angle sensor coupler
Check the connection
of the coupler is
secure.
Remove the coupler,
and check each pin (for
bending, wear, or lock-
ing).
Connection of main
harness ECU coupler
Check the connection
of the coupler is
secure.
Remove the coupler,
and check each pin (for
bending, wear, or lock-
ing).
Continuity of wire har-
ness
7-55
FUEL INJECTION SYSTEM
Check or mainte-
nance job
Poor connection →
Connect it securely, or
repair/replace the wire
harness.
Poor connection →
Connect it securely, or
repair/replace the har-
ness.
Open or short circuit →
Replace the wire har-
ness.
Black/Blue–Black/Blue
Yellow/Green–Yellow/
Green
Blue–Blue
Sensor inspection
procedure
Rotate the main switch
to the OFF position
first, and then rotate it
to the ON position
again.
Then, check the fault
code indication.
No fault code indicated.
→ Recovered.
Fault code indicated. →
Check the next step.
Rotate the main switch
to the OFF position
first, and then rotate it
to the ON position
again.
Then, check the fault
code indication.
No fault code indicated.
→ Recovered.
Fault code indicated. →
Check the next step.
Rotate the main switch
to the OFF position
first, and then rotate it
to the ON position
again.
Then, check the fault
code indication.
No fault code indicated.
→ Recovered.
Fault code indicated. →
Check the next step.