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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 29 (Engine Control System Diagnosis - 3.3L (2 Of 9)) >> DTC P0118-00: Engine Coolant Temperature Circuit High Input >> Specification >> [Engine Coolant Temperature Sensor] >> Signal Waveform & Data

Signal Waveform & Data

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G14204431Courtesy of HYUNDAI MOTOR AMERICA
G14204432Courtesy of HYUNDAI MOTOR AMERICA

The output signals of IATS & ECTS change smoothly without any rapid changes. These 2 sensors have almost the same characteristic signal during the early period after starting. It means that the temperatures of intake air and engine coolant are depended on the temperature of atmosphere. During engine warm up the output signal of the ECT will change quicker than the IAT signal.