Hyundai Sonata: Engine Control System / Ambient Temperature Sensor (ATS) Description and Operation
Ambient Temperature Sensor (ATS) is installed on the
front-end module and senses the ambient temperature. ECM receives not
only the intake air temperatue but also the ambient air temperature
informations at the same time to control the intake air quantity
precisely provided through the turbo charger. The electrical resistance
of the thermistor decreases as the temperature increases, and increases
as the temperature decreases This sensor has a Negative Temperature
Coefficient (NTC) and its resistance is in inverse proportion to the
temperature.
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 speci ...
Specification
Temperature[°C(°F)]Resistance(k?) -40(-40)841.2~1019.3 -20(-4)263.8~306.50(32)92.4~102.810(50)57.0~62.220(68)36.2~38.840(104)15.3~16.750(122)10.3~11.460(140)7.1~8.080(17 ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Front Body Body Repair
Front Body A
* These dimensions indicated in this figure are actual-measurement dimensions. [ Unit : mm (inch) ]
Front Body B
* These dimensions indicated in this figure are actual-measurement dimensions. [ Unit : mm (inch) ]
Front Body C
* These dimensions indicated in this figure ...
Hyundai Sonata LF 2014-2019 Owners Manual: SMART mode
SMART mode selects the proper driving mode among ECO, NORMAL, and SPORT by judging
the driver's driving habits (i.e. mild or dynamic) from the brake pedal depression
or the steering wheel operation.
Press the DRIVE MODE button to activate SMART mode. When SMART mode is activated,
the indicato ...