Kia Optima: Forward Collision-avoidance Assist (FCA) system / Limitation of the system

Kia Optima DL3 2019-2021 Owner's Manual / Driving your vehicle / Forward Collision-avoidance Assist (FCA) system / Limitation of the system

The Forward Collision-Avoidance Assist (FCA) system is designed to monitor the vehicle or pedestrians ahead in the roadway through camera recognition to warn the driver that a collision is imminent, and if necessary, apply emergency braking.

In certain situations, the camera may not be able to detect the vehicle or pedestrians ahead. In these cases, the FCA system may not operate normally. The driver must pay careful attention in the following situations where the FCA operation may be limited.

System malfunction
When the FCA is not working properly, the FCA warning light () will illuminate and the warning message will appear for a few seconds. After the message disappears, the master warning light ...

Detecting vehicles
The sensor may be limited when: The camera is covered object or debris Inclement weather such as heavy rain or snow obscures the field of view of the camera The camera recognition is limite ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: Accelerator Position Sensor (APS)


Specifications Specification Accelerator Output Voltage (V) [Vref = 5.0V] Position APS1 APS2 C.T 0.7 - 0.8 0.33 - 0.43 W.O.T 4.13 - 4.22 ...

Kia Optima DL3 2019-2021 Owner's Manual: Brake fluid


Checking the brake fluid level Check the fluid level in the reservoir periodically. The fluid level should be between MAX (Maximum) and MIN (Minimum) marks on the side of the reservoir. Before removing the reservoir cap and adding brake fluid, clean the area around the reservoir cap thorough ...

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