Kia Sportage: Emission Control System / Troubleshooting

Kia Sportage QL (2015-2025) Service Manual / Emission Control System / Troubleshooting

Troubleshooting

Symptom	Suspect 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 Sportage QL (2015-2025) Owners Manual: Warning type

The system will activate when: 1. The system is on. 2. Vehicle speed is above 20 mph (32 km/h). 3. Other vehicles are detected in the rear side. WARNING The Blind Spot Detection System with Lane Change Assist and Rear Cross Traffic Alert is not a substitute for proper and safe lane changing p ...

Kia Sportage QL (2015-2025) Service Manual: Brake Booster Repair procedures

Brake Booster Operating Test For simple checking of the brake booster operation, carry out the following tests. 1. Run the engine for one or two minutes, and then stop it. If the pedal depresses fully the first time but gradually becomes higher when ...