Kia Niro: Exhaust Emission Control System / Catalytic Converter Description and operation

Description

The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx).

Catalytic Converter (WCC)

Catalytic Converter (UCC)

Description and operation
Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifications to the combustion cha ...

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 calc ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: TJ Joint Repair procedures
Replacement    • Special grease must be applied to the driveshaft joint. Do not substitute with another type of grease. • The boot band should be ...

Kia Niro 2017 (DE HEV) Service Manual: Rear Wiper Motor Repair procedures
Inspection Rear Wiper Motor 1. Remove the connector from the rear wiper motor. 2. Connect positive (+) battery cables to terminal 4 and negative (-) battery cables to terminal 3 respectively. 3. Check that the motor ...

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