Follow either of these procedures:
Kia Niro (DE HEV) Owners Manual: Interior general precautions
Prevent chemicals such as perfume, cosmetic oil, sun cream, hand cleaner, and
air freshener from contacting the interior parts because they may cause damage or
discoloration. If they do contact the interior parts, wipe them off immediately.
If necessary, use a vinyle cleaner, see instructions ...
Kia Niro 2017 (DE HEV) Service Manual: Schematic diagrams
Schematic Diagrams
Harness Connector
Item
Pin
Pin name
MDPS Power
1
Battery +
2
Battery -
MDPS Unit
1
Ignition
...