Yamaha 2007 XP500 Service Manual page 364

Fault code No. 16
Diagnostic monitoring
code No.
Order Item/components and probable cause
1 Installed condition of throttle position sen-
sor.
2 Defective throttle position sensor.
Fault code No. 19
Diagnostic code No.
Order Item/components and probable cause
1 Connected state of connector
Main wire harness ECU (engine)
G
coupler
2 Open or short circuit in wire harness.
3 Defective sidestand switch
Symptom Stuck throttle position sensor detected.
01 Throttle position sensor
Open circuit is detected in the input line from the sidestand
Symptom
switch to the ECU (engine).
20 Sidestand switch
FUEL INJECTION SYSTEM
Check or maintenance job
Check the installed area for
G
looseness or pinching.
Check that is installed in the
G
specified position.
Execute the diagnostic monitor-
G
ing mode. (Code No.01)
Replace if defective.
G
Refer to "CHECKING
THROTTLE POSITION SENSOR"
on page 8-119.
Check or maintenance job
Check the coupler for any pins
G
that may have pulled out.
Check the locking condition of
G
the coupler.
If there is a malfunction, repair it
G
and connect it securely.
Repair or replace if there is an
G
open or short circuit.
Between ECU (engine) and sid-
G
estand switch
(Light green–Light green)
Execute the diagnostic monitor-
G
ing mode. (Code No.20)
Replace if defective.
G
Refer to "CHECKING
SWITCHES" on page 8-101.
8-49
Reinstatement
method
Reinstated by
starting the
engine, operat-
ing it at idle, and
then racing it.
THE
Reinstatement
method
Reinstated by
retracting the sid-
estand.
Reinstated by
reconnecting the
wiring.
THE