O 2 Sensor - KYMCO Downtown 200i 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
sensor begins performance.
The function of O
fuel injector operation.
INSPECTION
2
Disconnect the O
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
remove it from exhaust muffler.
Installation is in the reverse order of removal.
Apply anti-seize compound on the surface
of thread area
2
Tighten the O sensor to specified torque.
Torque: 2.5 kgf-m (25 N-m, 18 lbf-ft)
13-23
heater sensor. So the O
2
sensor only controls the
sensor connector.
2
sensor side
sensor connector and then
2
before O sensor
2
DOWNTOWN 200i