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

Crankshaft Position Sensor (CKPS). Troubleshooting
Wave Form ...

Replacement
1. Remove the front wheel & tire. Tightening torque:88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1~79.6lb-ft) ...

Mode selection
The mode selection button controls the direction of the air flow through the ventilation system. Every time you press the mode selection button, the mode will change as follows: Refer to the i ...

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