Kia Optima Hybrid: 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 |
| 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 ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Transmitter Repair procedures
Inspection 1. Check that the red light flickers when the door lock or unlock button is pressed on the transmitter. 2. Remove the battery (A) and check voltage if the red light doesn''t flicker. Standard voltage : 3V 3. Insert the battery (A) into the tester (09954-2P100). 4. Push the test button and ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Fuel Line Repair procedures
Removal 1. Remove the fuel tank (Refer to “Fuel Tank”) 2. Disconnect the fuel feed tube (A). 3. Disconnect the vapor hose (A). 4. Disconnect the vapor hose quick-connector (A). 5. Remove the fuel tube protector (A). 6. Unfasten the fuel tube holders (B). 7. Make a gap for removing the fuel line by ...