Kia Niro: Emission Control System / Troubleshooting

Troubleshooting
Symptom
Suspected area
Engine will not start or hard to start
Vapor hose damaged or disconnected
Engine struggles to start
Malfunction of the Purge Control Solenoid Valve
Rough idle or engine stalls
Vapor hose damaged or disconnected
Malfunction of the PCV valve
Rough idle
Malfunction of the Evaporative Emission Control System
Excessive oil consumption
Positive crankcase ventilation line clogged

Schematic diagrams
Schematic Diagram ...

Crankcase Emission Control System
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Other information:

Kia Niro 2017 (DE HEV) Service Manual: Fuel Filler Door Release Actuator Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the left luggage side trim. (Refer to Body - "Luggage Side Trim") 3. Disconnect the fuel filler door release actuator connector (A). ...

Kia Niro 2017 (DE HEV) Service Manual: Power Door Mirror Switch Components and components location
Component Driver Power Window Switch (Non-IMS Type) Connector Pin Information [Connector A] (Driver Safety Power Switch / Auto Down Power Switch) No. Description No. Description 1 Fr ...

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