Kia Optima Hybrid: Emission Control System / Troubleshooting

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Emission Control System / Troubleshooting

Troubleshooting

Symptom	Suspect area
Engine will not start or struggle 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

Special Service Tools

Personal Protective Equipment NameIllustrationDescriptionInsulation gloveUsed when inspecting or working on the high voltage components[Insulation performance : 1000V / 300A or above]Insulation shoesUsed ...

Crankcase Emission Control System

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Disc Brake Components and Components Location

Components 1. Guide rod bolt2. Bleed screw3. Caliper carrier4. Caliper body5. Inner pad shim6. Brake pad7. Pad retainer ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Hazard Lamp Switch Repair procedures

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