Kia Optima Hybrid: Timing System / Timing Chain Components and Components Location
| Components |
| 1. Intake camshaft 2. Exhaust camshaft 3. Intake CVVT assembly 4. Exhaust CVVT assembly 5. Timing chain | 6. Timing chain guide 7. Timing chain tensioner arm 8. Timing chain tensioner 9. Timing chain oil jet 10. Balance shaft chain | 11. Balance shaft chain tensioner arm 12. Balance shaft chain tensioner 13. Balance shaft chain guide 14. Timing chain cover 15. Service hole bolt 16. Crankshaft front oil seal |
Timing System
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Timing Chain Repair procedures
Removal • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion. Mark all wiring ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: CVVT & Camshaft Description and Operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load. By controlling CVVT, the valve over-lap or under-lap occurs, which makes better fuel ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Active Air Flap(AAF) Repair procedures
Removal 1. Remove the front bumper. (Refer to BD group - "Front bumper") 2. Remove the headlamps. (Refer to BE group - "Headlamps") 3. Remove the air guards (A). 4. Unfasten the 2 bolts (A) and 2 fasteners (B). 5. Disconnect the AAF (Active air flap) actuator connector (A). 6. Remove the AAF (Active ...