Hyundai Elantra: Automatic Transaxle Control System / Underdrive Brake Control Solenoid Valve(UD/B_VFS) Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Underdrive Brake Control Solenoid Valve(UD/B_VFS) Repair procedures

Inspection
1.
Turn ignition switch OFF.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).

4.
Measure resistance between sensor signal terminal and sensor ground terminal.
5.
Check that the resistance is within the specification.
Replacement
   
If necessary replace the valve body or solenoid valves, hydraulic adjustment is needed, replace the automatic transaxle assembly.
After the automatic transaxle assembly exchange, input the hydraulic calibration information of TCM.
1.
Perform the oil pressure characteristics input procedure.
• Oil pressure characteristics(bar code) location

• Oil-pressure characteristics input
(Transmision exchange)

Underdrive Brake Control Solenoid Valve(UD/B_VFS) Schematic Diagrams
Circuit Diagram ...

Overdrive Clutch Control Solenoid Valve(OD/C_VFS) Description and Operation
Description • Overdrive clutch control solenoid valve(OD/C_VFS) is attached to the valve body. • This variable force solenoid valve directly controls the hydraulic pressure inside the ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specifications ItemsSpecificationsRated voltageDC 12VOperating voltageDC 9 ~ 16VOperating temperature-22°F ~ 167°F (-30°C ~ 75°C)Dark currentSMK : 3mA / Keyless : 4mA ...

Hyundai Elantra AD (2016-2020) Service Manual: Shift Cable Repair procedures
Removal 1. Air cleaner assembly and air duct. (Refer to Engine Mechanical System - "Air cleaner") 2. Battery and battery tray. (Refer to Engine Electrical System - "Battery") 3. Remove the nut (A) from the manual control lever. 4. Remove the shift cable (B) from the bracket (C) ...

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