Hyundai Sonata LF 2014-2019 Service Manual: Water Jacket Seperator Repair procedures
Remove and Installation
1.
Remove the cylinder head assembly.
(Refet to Cylinder Head Assembli - "Cylinder Head")
2.
Remove the water jacket seperator (A).
Be careful not to deform or damage it when removing.
3.
Install in the reverse order of removal. ...
Hyundai Sonata LF 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S) Description and Operation
Description
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina
and is installed both upstream and downstream of the Manifold Catalytic
Converter. The sensor output voltage varies in accordance with the
air/fuel ratio.
The sensor must be hot in order to operate normally. To keep ...