Kia Optima Hybrid: Engine Mechanical System / Timing System

Engine And Transaxle Assembly Repair procedures

Removal     • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion. • To release the fuel ...

Timing Chain Components and Components Location

Components 1. Intake camshaft2. Exhaust camshaft3. Intake CVVT assembly4. Exhaust CVVT assembly5. Timing chain6. Timing chain guide7. Timing chain tensioner arm8. Timing chain tensioner9. Timing chain ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: 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 when inspecting or working on the high voltage componentsInsulation clothesInsulation helmetSafety ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Thermostat Troubleshooting

Troubleshooting SymptomsPossible CausesRemedyCoolant leakage • From the thermostat gasket Check the mounting bolts • Check the torque of the mounting bolts • Retighten the bolts and check leakage again. Check the gasket for damage • Check gasket or seal for damage • Replace gaskets and reuse ...