Kia Niro: Emission Control System / Troubleshooting

Kia Niro 2017 (DE HEV) Service Manual / 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
Rough idle or engine stalls	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: Repair procedures
Removal 1. Disconnect the battery negative terminal, and wait for at least three minutes before beginning to work. 2. Remove the front seat belt anchor (A). 3. Remove the door scurff trim. (Refer to Body ...

Kia Niro 2017 (DE HEV) Service Manual: Parking Brake Repair procedures
Inspection Check whether the stroke is within specification when the parking brake pedal is depressed with 66 lb, 294 N(30 kg) of force. Also, the parking brake alone should securely hold the vehicle on a fairly steep grade. If the stroke is more or less than specified, have the p ...