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:
Tachometer
The tachometer indicates the approximate number of engine revolutions per minute
(rpm).
Use the tachometer to select the correct shift points and to prevent lugging
the engine and/or overrevvin ...
SS-A Solenoid Valve(ON/OFF). Description and Operation
Description
SS-A solenoid valve is attached to the valve body and is an on/off solenoid valve
that is used to change gears. SS-A Solenoid valve(ON/OFF) is installed at valve
body.
...
Opening the hood
1. Pull the release lever to unlatch the hood. The hood should pop open slightly.
WARNING
Open the hood after turning off the engine on a flat surface, shifting the shift
lever to the P(Park) p ...