Yamaha 2007 XP500 Service Manual page 366

Fault code No. 22
Diagnostic code No.
Order Item/components and probable cause
1 Installed condition of intake air tempera-
ture sensor
2 Connected state of connector
Intake air temperature sensor cou-
G
pler
Main wire harness ECU (engine)
G
coupler
3 Open or short circuit in wire harness.
4 Defective intake air temperature sensor.
Symptom Intake air temperature sensor-open or short circuit detected.
05 Intake air temperature sensor
FUEL INJECTION SYSTEM
Check or maintenance job
Check the installed area for loose-
ness or pinching.
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 sensor coupler and
G
ECU coupler
(Black/Blue–Black/Blue)
(Brown/White–Brown/White)
Execute the diagnostic monitor-
G
ing mode. (Code No.05)
Replace if defective.
G
Refer to "CHECKING THE IN-
TAKE AIR TEMPERATURE SEN-
SOR" on page 8-120.
8-51
Reinstatement
method
Turning the main
switch ON.