Kia Optima Hybrid: Cylinder Head Assembly / Cylinder Head Components and Components Location
| Components |
| 1. Camshaft bearing cap 2. Camshaft front bearing cap 3. Exhaust camshaft 4. Intake camshaft 5. Exhaust CVVT assembly 6. Intake CVVT assembly | 7. Exhaust camshaft upper bearing 8. Exhaust camshaft lower bearing 9. MLA (Mechanical lash adjuster) 10. Retainer lock 11. Retainer 12. Valve spring | 13. Valve stem seal 14. Valve 15. Cylinder head 16. Intake OCV (Oil control valve) 17. Exhaust OCV (Oil control valve) 18. Cylinder head gasket |
CVVT & Camshaft Repair procedures
Removal 1. Remove the cylinder head cover. 2. Set No.1 cylinder to TDC/compression. a. Turn the crankshaft pulley and align its groove with the timing mark "T" of the lower timing chain cover. b. Check ...
Cylinder Head Repair procedures
Removal • Use fender covers to avoid damaging painted surfaces. • To avoid damaging the cylinder head, wait until the engine coolant temperature drops below normal temperature before ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Troubleshooting
Troubleshooting SymptomSuspect AreaReferenceLower pedal or spongy pedal1. Integrated Brake Actuation Unit (Air in)air·bleed2. AHB system (Fluid leaks)replace3. Piston seals in IBAU (Worn or damaged)replaceBrake drag1. Brake pedal free play (Minimum)adjust2. Pad or lining (Cracked or distorted)replace3. ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: High Voltage Shut-off Procedures
High Voltage Shut-off Procedures Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries. • High voltage components: ...