Kia Sportage: Heated Oxygen Sensor (HO2S): Description and Operation
Third generation SL (2010–2016) / Kia Sportage SL Service & Repair Manual / Engine Control / Fuel System / Engine Control System / Heated Oxygen Sensor (HO2S): Description and Operation
| Description |
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina
and is installed both upstream and downstream of the Manifold Catalytic
Converter. The sensor output voltage varies in accordance with the
air/fuel ratio.
The sensor must be hot in order to operate normally. To keep
it hot, the sensor has a heater which is controlled by the ECM via a
duty cycle signal. When the exhaust gas temperature is lower than the
specified value, the heater warms the sensor tip.
Knock Sensor (KS): Repair procedures
Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Remove the intake manifold (Refer to “Intake And Exhaust System” in EM group).
3.
Disconnect the ...
Heated Oxygen Sensor (HO2S): Specifications
Specification
HO2S [Bank 1/Sensor 1]
ItemSpecificationHeater Resistance (?)2.5 ~ 4.0 [20°C(68°F)]
HO2S [Bank 1/Sensor 2]
A/F Ratio (?)Output Voltage(V)RICHApprox. 0.9LEANApprox. 0.04
...
Other Information:
Manual transaxle operation
The manual transaxle has 6 forward gears.
This shift pattern is imprinted on the shift knob. The transaxle is fully synchronized
in all forward gears so shifting to either a higher or a lower gea ...
Overdrive Clutch Control Solenoid Valve(OD/C_VFS): Description and Operation
Description
Overdrive clutch control solenoid valve(OD/C) is attached to
the valve body. This variable force solenoid valve directly controls the
hydraulic pressure inside the overdrive clutch. ...
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