Kia Optima Hybrid: Cylinder Head Assembly / CVVT & Camshaft 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. Intake camshaft lower bearing |
Valve Clearance Adjustment
Valve Clearance Inspection And Adjustment Inspect and adjust the valve clearance when the engine is cold (Engine coolant temperature : 20°C (68°F)) and cylinder head is installed on the ...
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 ...
Other information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Fuel Tank Air Filter Repair procedures
Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Lift the vehicle. 3. Disconnect the canister close valve connector (A). 4. Disconnect the ventilation hose (B) from the fuel tank air filter and canister close valve. 5. Remove the fuel tank air filter assembly ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Filler-Neck Assembly Repair procedures
Removal 1. Lift the vehicle. 2. Disconnect the fuel filler hose (A). 3. Disconnect the ventilation hose (B) from the fuel tank air filter. 4. Open the fuel filler door and then remove the filler-neck installation screw (A). 5. Remove the rear-LH wheel, tire, and the inner wheel house. 6. Remove the filler-neck ...