Kia Optima: 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.
Installation
•
Install the component with the specified
torques.
•
Note that internal damag ...
Heated Oxygen Sensor (HO2S). Specifications
Specification
HO2S [Bank 1/Sensor 1]
Item
Specification
Heater Resistance (Ω)
2.5 ~ 4.0 [20°C(68°F)]
HO2S [Bank 1/Sensor 2]
...
See also:
Removal
1.
Disconnect the battery negative
cable, and wait for at least three minutes before beginning work.
2.
Remove the front passenger seat
assembly.(Refer to the Body gr ...
SRS components and functions
The SRS consists of the following components:
1. Driver's front air bag module 2. Passenger's front air bag module 3. Side
impact air bag modules 4. Curtain air bag modules 5. Retractor p ...
Windshield defrosting and defogging
WARNING - Windshield heating
Do not use the or
position during cooling operation in
extremely humid weather. The difference between the temperature of the outside air
and the windshield could ...