Here are some important points if you decide to pull a trailer:
Kia Niro 2017 (DE HEV) Service Manual: Repair procedures
Removal
1.
Disconnect the battery negative cable.
2.
Turn the steering wheel so that the front wheels are facing straight
ahead.
3.
Remove the driver airbag module.
(Refer to Restraint - "Driver Airbag (DAB) ...
Kia Niro 2017 (DE HEV) Service Manual: Crankshaft Position Sensor (CKPS) Repair procedures
Inspection
1.
Check signal waveform of CKPS and CMPS using a KDS/GDS.
Specification: Refer to “Waveform”
Removal
1.
Switch "OFF" the ignition and disconnect the negative (-) batte ...