Hyundai Sonata LF 2014-2019 Service Manual: Lumber Support Units Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front seat assembly.
(Refer to Body - "Front Seat Assembly")
3.
Remove the seat back.
(Refer to Body - "Front Seat Back Cover")
4.
Disconnect the lumbar support motor connector (A).
5.
Remove the lumbar supp ...
Hyundai Sonata LF 2014-2019 Service Manual: 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 ...