Kia Optima: Heated Oxygen Sensor (HO2S). Specifications - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2026 Service ManualKia Optima: 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]

A/F Ratio (λ)
Output Voltage(V)
RICH
Approx. 0.9
LEAN
Approx. 0.04

Item
Specification
Heater Resistance (Ω)
3.3 ~ 4.1Ω[21°C(69.8°F)]


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 ...

Heated Oxygen Sensor (HO2S). Schematic Diagrams
Circuit Diagram ...

See also:

Positive Crankcase Ventilation (PCV) Valve. Description and Operation
Operation Principle ...

Inspection
Check it by the procedure below to see if the function of the ECM is normal. 1. Turn the ignition key to the "ON" position. 2. Cover the front sensor to stop ...

One person per belt
Two people (including children) should never attempt to use a single seat belt. This could increase the severity of injuries in case of an accident. ...

Copyright www.kiopman.com 2026