Kia Optima: 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”

Heated Oxygen Sensor (HO2S). Repair procedures

...

Removal

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

See also:

Installation
1. Installation is reverse of removal. Be careful of fuel pump direction (Refer to the groo ...

Rear Wheel Speed Sensor. Components and Components Location
Components 1. Rear wheel speed sensor 2. Rear wheel speed sensor cable ...

Description and Operation
Refrigeration Cycle ...

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