Kia Sportage: Engine Control System / Heated Oxygen Sensor (HO2S) Repair procedures
1. |
Turn the ignition switch OFF.
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2. |
Disconnect the HO2S connector.
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3. |
Measure resistance between the HO2S terminals 4 and 5 [B1/S1].
Specification: 2.5 - 4.0Ω [20°C(68°F)]
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4. |
Measure resistance between the HO2S terminals 3 and 4 [B1/S2].
Specification: 3.3 - 4.1Ω [21°C(69.8°F)]
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5. |
Check that the resistance is within the specification.
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Note that the SST (Part No : 09392-1Y100 or 09392-2H100) is useful when
removing the heated oxygen sensor.
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1. |
Turn the ignition switch OFF and disconnect the battery negative (-)
terminal.
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2. |
Disconnect the connector (A), and then remove the sensor (B).


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


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• |
Install the component with the specified torques.
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• |
Note that internal damage may occur when the component is dropped.
If the component has been dropped, inspect before installing.
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• |
DON’T use a cleaner, spray, or grease to sensing element and
connector of the sensor because oil component in them may malfunction
the sensor performance.
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• |
Sensor and its wiring may be damaged in case of contacting with
the exhaust system (Exhaust Manifold, Catalytic Converter, and
so on).
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1. |
Install in the reverse order of removal.
Heated oxygen sensor:
39.2 - 49.1 N·m (4.0 - 5.0 kgf·m, 28.9 - 36.2 lb·ft)
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Circuit Diagram
Harness Connector
[Bank 1 / Sensor 1]
[Bank 1 / Sensor 2]
...
Specification
Pressure
Output Voltage (V) [Vref=5V]
bar
[MPa (kgf/cm², psi)]
0
0 (0, 0)
...
Other information:
Maintenance Under Severe
Usage Conditions
- For Gasoline Engine [Except Europe (Including Russia)]
MAINTENANCE ITEM
MAINTENANCE
OPERATION
MAINTENANCE INTERVALS
DRIVING
CONDITION
Engine oil andengine oi ...
Removal
1.
Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learning
with the GDS tool.
(Refer to 4WD Control System - "Repair procedures")
2.
Disconnect the battery negative cable from the battery ...