Kia Optima: Underdrive Brake Control Solenoid Valve(UD/B_VFS). Repair procedures
Underdrive Brake Control Solenoid Valve(UD/B_VFS). Schematic Diagrams
InspectionTo decrease the cruising speed
Follow either of these procedures:
Move the lever (1) down (to SET-) and hold it. Your vehicle will gradually
slow down. Release the lever at the speed you want to maintain.
Move the lever ...
Water pump. Repair procedures
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MAINTENANCE UNDER SEVERE USAGE CONDITIONS (T-GDI ENGINE)
The following items must be serviced more frequently on cars mainly used
under severe driving conditions.
Refer to the chart below for the appropriate maintenance intervals.
R : Replace
SEVE ...