Kia Rio: Inspection - Heated Oxygen Sensor (HO2S) - Engine Control System - Engine Control / Fuel System - Kia Rio UB 2012-2024 Service ManualKia Rio: Inspection

1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 4 and 5 [B1/S1].
4.
Measure resistance between the HO2S terminals 3 and 4 [B1/S2].
5.
Check that the resistance is within the specification.

Specification: Refer to “Specification”

Circuit Diagram
(M/T) (A/T) ...

Removal
1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the connector (A), and then remove the sensor ...

See also:

Components Location
1. PCV valve 2. Canister 3. Purge control solenoid valve (PCSV) 4. Fuel tank pressure sensor (FTPS) 5. Canister close valve (CCV) 6. Fuel level sensor (FLS) 7. ORV ...

Compressor Removal
1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off. ...

Smart key unit Installation
Smart Key Unit 1. Install the smart key unit. 2. Install the smart key unit mounting nuts and connector. 3. ...

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