Circuit Diagram |
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 ...
Kia Niro 2017 (DE HEV) Service Manual: Pre-Charge Resistor Description and operation
Description
Built into the Power Relay Assembly (PRA), the Pre-Charge Resistor protects the
high voltage circuit by limiting the current while the inverter capacitor is being
charged.
1. High Voltage Power Terminal (-)
2. High Voltage Power Terminal (+)
3. ...