Kia Optima: Self-diagnosisIf you don’t hear an audible warning sound or if the buzzer sounds intermittently when shifting the gear to the R (Reverse) position, this may indicate a malfunction in the rear parking assist system. If this occurs, have your vehicle checked by an authorized Kia dealer as soon as possible.
WARNING
Your new vehicle warranty does not cover any accidents or damage to the vehicle or injuries to its occupants due to a rear parking assist system malfunction. Always drive safely and cautiously.
Non-operational conditions of rear parking assist system
Rearview cameraLine Pressure Control Solenoid Vale. Specifications
Specifications
Direct control VFS[LINE Pressure]▷ Control type : Normal low type
Control Pressure kpa(kgf/cm², psi)
500.14~9.81(5.1~0.1,72.54~1.42)
...
Inspection
1.
Check the bushing for wear and
deterioration.
2.
Check the rear lower arm for
deformation.
3.
Check the coil spring and spring
pad for deterior ...
Use high quality ethylene glycol
coolant
Your vehicle is delivered with high quality
ethylene glycol coolant in the cooling
system. It is the only type of coolant that
should be used because it helps prevent
corrosion in the cooling ...