Kia Niro 2017 (DE HEV) Service Manual: ETC (Electronic Throttle Control) System Description and operation
Description
The Electronic Throttle Control (ETC) System consists of a throttle body with
an integrated control motor and throttle position sensor (TPS). Unlike the existing
mechanical throttle system that controls the throttle valve by using wire cable
connected to the accelerato ...
Kia Niro 2017 (DE HEV) Service Manual: Heated Oxygen Sensor (HO2S) Description and operation
Description
Heated Oxygen Sensor (HO2S), consisting of zirconium and alumina, is installed
on both upstream and downstream of the Manifold Catalytic Converter (MCC) to detect
the air/fuel ratio and send it to the ECM. The sensor output voltage varies in accordance
with the air/fue ...