CAUTION
If the driver gets out of the vehicle through other doors (except driver's door), the battery saver function does not operate. Therefore, It causes the battery to be discharged. In this case, make sure to turn off the lamp before getting out of the vehicle.
Kia Niro 2017 (DE HEV) Service Manual: Heater Core Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater and blower assembly.
(Refer to Heater -"Heater Unit")
3.
Remove the heater core cover (A) after loosening the mounting screw ...
Kia Niro 2017 (DE HEV) Service Manual: CVVT (Continuous Variable Valve Timing) System Repair procedures
Inspection
Variable Force Solenoind (VFS)
Refer to Engine Control / Fuel System - "Variable Force Solenoind (VFS)"
CVVT Oil Control Valve (OCV)
Refer to Engine Control / Fuel System - "CVVT Oil Control Valve (OCV)"
Removal
...