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: Trunk Trim Repair procedures
Replacement • Put on gloves to protect your hands. • Use a plastic panel removal tool to remove interior trim pieces to protect from marring the surface. • Take care not to bend or scratch the trim and panels. 1. Remove the trunk trim. 2. Installation is the reverse of removal. ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: ETC (Electronic Throttle Control) System Troubleshooting
Fail-Safe Mode ItemFail-SafeETC MotorThrottle valve stuck at 5°TPSTPS 1 faultReplace it with TPS 2TPS 2 faultReplace it with TPS 1TPS 1,2 faultThrottle valve stuck at 5°APSAPS 1 faultReplace it with APS 2APS 2 faultReplace it with APS 1APS 1,2 faultThrottle valve stuck at 5° When throttle ...