O 2 Sensor - KYMCO X-Town 250 ABS Service Manual

13. FUEL INJECTION SYSTEM
2
O SENSOR
2
The O sensor issues signal to ECU when
the temperature is over 350° C during the
engine is working.
The temperature is up to 350° C earlier than
2
the muffler for O heater sensor. So the O
sensor begins performance.
2
The function of O
fuel injector operation.
INSPECTION
2
Disconnect the O sensor connector.
Measure the resistance between each White
wire terminals of the O
connector.
Standard: 7.7±1.2 Ω (at 20° C/68° F)
REMOVAL/INSTALLATION
2
Disconnect the O sensor connector and then
remove it from exhaust muffler.
Installation is in the reverse order of
removal.
＊
Apply anti-seize compound on the surface
of thread area
installation.
2
Tighten the O sensor to specified torque.
Torque: 2.5 kgf-m (25 N-m, 18 lbf-ft)
sensor only controls the
2
sensor side
2
before O sensor
2
X-Town250/300 ABS
13-26