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

Hyundai Tucson (LM) 2010-2015 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. Specification: Refer to "Specification" Removal 1. Tur ...

Intake Air Temperature Sensor (IATS) Specifications

Specification TemperatureResistance (kx)°C°F-40-4040.93 ~ 48.35-20-413.89 ~ 16.030325.38 ~ 6.0910503.48 ~ 3.9020682.31 ~ 2.57401041.08 ~ 1.21501221.56 ~ 1.74601400.54 ~ 0.62801760.29 ~ 0.34 ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: AWD LOCK indicator (if equipped)
The AWD LOCK indicator light is illuminated when the AWD LOCK button is pushed. The purpose of this AWD LOCK mode is to increase the drive power when driving on wet pavement, snow-covered roads and/or off-road.The AWD LOCK indicator light is turned off by pushing the button again. CAUTION ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Specifications
Specifications ItemsBulb Wattage (W)FrontHead lamp (Low/High)55 - HIR2Turn signal lampPY21WPosition lampLEDHead lamp (Low/High) HID35 - D3SDRL (Option)LEDExteriorFront fog lamp27Rear fog lamp21Turn signal lamp (Door mirror)LEDLicense plate lamp5High mounted stop lampLEDRearTail/Stop lampLEDRear ...