The engine number is stamped on the engine block as shown in the drawing.
Kia Niro (DE HEV) Owners Manual: Maintenance Under Severe Usage Conditions - For Gasoline Engine
Maintenance operation
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
SEVERE DRIVING CONDITIONS
A : Repeatedly driving short distance of less than 8 km (5miles) in normal temperature
or less than 16 km (10 miles) in freezing temperature.
B : Extensi ...
Kia Niro 2017 (DE HEV) Service Manual: CVVT (Continuous Variable Valve Timing) System Description and operation
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake and exhaust valve in accordance with the ECM control signal
which is calculated by the engine speed and load.
By controlling CVVT, the valve overlap or underlap occurs, wh ...