Kia Optima: Engine Mechanical System / Intake And Exhaust System

Engine And Transaxle Assembly

Repair procedures Removal    • Use fender covers to avoid damaging painted surfaces. ...

Air Cleaner

Components and components location Components 1. Air duct 2. Air cleaner body 3. Air cleaner element 4. Air cleaner cover 5. Air intake hose ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: Timing System

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 tensioner arm 7. Timing chain tensioner 8. Timing chain guide 9 ...

Kia Optima DL3 2019-2021 Owner's Manual: Normal Maintenance Schedule - Non Turbo Models

The following maintenance services must be performed to ensure good emission control and performance. Keep receipts for all vehicle emission services to protect your warranty. Where both mileage and time are shown, the frequency of service is determined by whichever occurs first. I : Inspe ...