Hyundai Ioniq: Engine Control System / Intake Air Temperature Sensor (IATS). Repair procedures
| 1. | Turn the ignition switch OFF. |
| 2. | Disconnect the IATS connector. |
| 3. | Measure resistance between the IATS terminals 3 and 4. |
| 4. | Check that the resistance is within the specification. Specification : Refer to "Specification" |
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| 1. | Turn ignition switch OFF and disconnect the negative (-) battery cable. |
| 2. | Remove the air cleaner assembly (Refer to Engine Mechanical System - "Air Cleaner") |
| 3. | Disconnect the manifold absolute pressure sensor connector (A). |
| 4. | Remove the installation bolt (B), and then remove the sensor from the surge tank. 
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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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| Insert the sensor in the installation hole and be careful not to damage. |
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| 1. | Install in the reverse order of removal. Manifold absolute pressure sensor installation bolt : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft) |
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DescriptionEngine Coolant Temperature Sensor (ECTS) is located in the engine coolant passage of the cylinder head for detecting the engine coolant temperature...
Other information:
InspectionAntenna Cable1.Check for continuity between the center poles of antenna cable.2.Check for continuity between the outer poles of antenna cable. There should be continuity.3.If there is no continuity, replace the antenna cable.4.If there is no continuity, replace the antenna amplifier...
Replacement[Front door step trim]
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Put on gloves to prevent hand injuries.
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When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components...
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risks of the air bag system. Be sure to read all of the information about the air
bags that are installed on your vehicle in this Owners Manual.
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Engine Coolant Temperature Sensor (ECTS). Description and operation