Kia Optima Hybrid: Automatic Transaxle Control System / Underdrive Brake Control Solenoid Valve (UD/B_VFS) Schematic Diagrams

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Underdrive Brake Control Solenoid Valve (UD/B_VFS) Schematic Diagrams

Circuit Diagram

Underdrive Brake Control Solenoid Valve (UD/B_VFS) Specifications

Specifications Direct control VFS [UD/B] Control type : Normal high type Control Pressure kpa(kgf/cm?, psi)500.14 ~ 9.81(5.1 ~ 0.1, 72.54 ~ 1.42)Current value (mA)50 ~ 850 Internal resistance (?)5.1 ...

Underdrive Brake Control Solenoid Valve (UD/B_VFS) Repair procedures

Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: A/C Pressure Transducer Description and Operation


Description A/C pressure transducer convert the pressure value of high pressure line into voltage value after measure it. By converted voltage value, engine ECU controls cooling fan by operating it high speed or low speed. Engine ECU stop the operation of compressor when the temperature of refrigerant ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Specifications


Specifications ItemSpecificationsTransmission typeA6MF2HEngine modelGasoline  2.4Torsion damperDMF Type long travelTorsion damper sizeO 281.4 mm (11.0787 in.)Engine clutchMulti disc wet clutchOil pump systemParachoidFriction elementsClutch: 2EABrake: 3EAOWC : 1EAPlanetary gear 3EAGear ratio1st4.2122nd2.6373rd1.8004th1.3865th1.0006th0.772Reverse3.385Final ...

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