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:
Rear Bumper. Repair procedures
Replacement
•
Use a plastic panel removal
tool to remove interior trim pieces to protect from marring the
s ...
Phone Setup
All Bluetooth® wireless technology related operations can be performed in PHONE
menu.
1) Push the SETUP button to enter SETUP mode.
2) Select “Phone” item by rotating the TUNE knob, then push the ...
Inspection
Front brake disc thickness check
1.
Check the brake pads for wear
and fade.
2.
Check the brake disc for damage
and cracks.
3.
Remove all rust and conta ...