Kia Optima Hybrid: Cooling System / Active Air Flap(AAF) Troubleshooting

Troubleshooting
Symptoms
Possible Causes
Remedy
Warning illuminated
"Check active air flap system"
Active Air Flap System Fail
(Flap stuck)
• Inspect the flap and remove the foreign substance
• Check the Active Air Flap assembly 
• Repair or replace as required
Actuator Fault
Replace the actuator
Malfunction Indicating Lamp On
Linkage damage
Replace the linkage
Active Air Flap System Fail
(Flap stuck)
• Inspect the flap and remove the foreign substance 
• Check the Active Air Flap assembly 
• Repair or replace as required
Actuator Fault
Replace the actuator

? After performing repairs, clear Diagnostic Trouble Codes (DTC) and check the warning and Malfunction Indicating Lamp.
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 ...

Lubrication System

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Cylinder Head Components and Components Location


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Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation


Cruise Control The cruise control system is engaged by the cruise "ON/OFF" main switch located on right of steering wheel column. The system has the capability to cruise, coast, accelerate and resume speed. It also has a safety interrupt, engaged upon depressing brake or shifting select lever. The HCU ...

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