Hyundai Sonata: Intake Air Temperature Sensor (IATS). Repair procedures - Engine Control System - Engine Control/Fuel SystemHyundai Sonata: Intake Air Temperature Sensor (IATS). Repair procedures

Inspection

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”


    Engine Coolant Temperature Sensor (ECTS). Description and Operation
    Description Engine Coolant Temperature Sensor (ECTS) is located in the engine coolant passage of the cylinder head for detecting the engine coolant temperature. The ECTS uses a thermistor th ...

    See also:

    Inhibiter Switch. Description and Operation
    Description Item Specification Type Combination of output signals from 4 terminals  Power supply 12V ...

    Opening the hood
    WARNING Open the hood after turning off the engine on a flat surface, shifting the shift lever to the P(Park) position for automatic transaxle and to the 1st(First) gear or R(Reverse) for man ...

    Limitation of Active ECO operation
    If the following conditions occur while Active ECO is operating, the system operation is limited even though there is no change in the ECO indicator. When the coolant temperature is low: The sys ...