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: Seat Belt Buckle Switch (BS) Description and Operation


Description The SRSCM shall monitor the status of the driver and front passenger seat belt buckle. The SRSCM provides one pin each for the driver and front passenger seat belt buckle status input. The seat belt buckle circuit operates from internal boost voltage supplied by the SRSCM, and uses chassis ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Upper Arm Repair procedures


Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage the hub bolts when removing the rear wheel & tire. 2. Loosen the bolt & nut and then remove the rear upper arm (A) from the rear axle. ...

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