Kia Forte: Heated Oxygen Sensor (HO2S) Description

Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Catalytic Converter. It 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) Installation

   • Install the component with the specified torques. • ...

Heated Oxygen Sensor (HO2S) Specification

HO2S [Bank 1/Sensor 1] (Linear type) Item Specification Heater Resistance (Ω) 2.4 ~ 4.0 [20°C(68°F)] HO2S [Bank 1/Sensor 2] (Binary type) ...

See also:

Roof antenna Removal
1. Remove the rear roof trim. (Refer to Body - "Roof Trim Assembly") 2. Disconnect roof antenna connectors (A). ...

Front Door Window Glass Replacement
1. Remove the front door trim. (Refer to Front Door - "Front Door Trim") 2. Remove the front door belt inside weatherstrip (A ...

Seats
Driver’s seat (1) Seat adjustment, forward / backward (2) Seatback recliner (3) Seat adjustment, height (for driver’s seat) (4) Lumbar support (for driver’s seat) (5) Driver position memory s ...