Hyundai Elantra: Engine Control System / Intake Air Temperature Sensor (IATS) Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System / Engine Control System / Intake Air Temperature Sensor (IATS) Description and Operation

Description
Intake Air Temperature Sensor (IATS) is included inside Manifold Absolute Pressure Sensor and detects the intake air temperature.
To calculate precise air quantity, correction of the air temperature is needed because air density varies according to the temperature. So the ECM uses not only MAPS signal but also IATS signal. This sensor has a Negative Temperature Coefficient (NTC) Thermister and it's resistance changes in reverse proportion to the temperature.

Manifold Absolute Pressure Sensor (MAPS) Repair procedures
Inspection 1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the MAPS at idle and IG ON. ConditionOutput Voltage (V)IG ON3.9 ~ 4.1Idle0.8 ~ 1.6 Remo ...

Intake Air Temperature Sensor (IATS) Specifications
Specification Temperature [°C(°F)]Resistance (k?)-40(-40)40.93 ~ 48.35-20(-4)13.89 ~ 16.030(32)5.38 ~ 6.0910(50)3.48 ~ 3.9020(68)2.31 ~ 2.5740(104)1.08 ~ 1.2150(122)0.76 ~ 0.8560(140)0.54 ~ 0.6 ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Passenger Airbag (PAB) Module Components and Components Location
Components 1. Passenger Air Bag (PAB) ...

Hyundai Elantra AD (2016-2020) Service Manual: Front Seat Belt Pretensioner Repair procedures
Replacement     • When installing the belt, make sure not to damage the pretensioner. 1. Remove the center pillar upper trim. (Refer to Interior Trim - "Center Pillar Trim") 2. After loosening the front belt upper anchor mounting bolt, remove the front belt upper ...

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