Kia Optima: Heated Oxygen Sensor (HO2S). Description and Operation - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2019 Service ManualKia 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
Х Install the component with the specified torques. Х 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 ...

Copyright © www.kiopman.com 2019