Hyundai Tucson: Automatic Transaxle Control System / Torque Converter Control Solenoid Valve (T/CON_VFS) Repair procedures

Hyundai Tucson (LM) 2010-2015 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Torque Converter Control Solenoid Valve (T/CON_VFS) Repair procedures

Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the solenoid valve connector.
3.
Measure resistance between sensor signal terminal and sensor ground terminal.
4.
Check that the resistance is within the specification.
Removal
1.
Remove the air cleaner assembly and air duct.
(Refer to Engine Mechanical System - "Air cleaner")
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Remove the under cover.
(Refer to Engine Mechanical System - "Engine Room Under Cover")
4.
Remove the drain plug (A) and reinstall the drain plug after draining ATF totally.

Drain plug tightening torque :
38.2 ~ 48.1 N.m (3.9 ~ 4.9 kgf.m, 28.2 ~ 35.4 lb-ft)

   
Replace the gasket before reinstalling the drain plug.
5.
Disconnect the air breather hose (A) from the valve body cover after disconnecting the clamp (B).

6.
Remove the valve body cover (A).

Tightening torque :
(B) 13.7 ~ 15.7 N.m (1.4 ~ 1.6 kgf.m, 10.1 ~ 11.6 lb-ft)

7.
Remove the bolts.
8.
Disconnect the solenoid valve connector (B) and the oil temperature sensor (A) from the valve body.

Tightening torque :
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

9.
Remove the solenoid valve support bracket (B) and the valve body mounting bolt (A-1ea).

Tightening torque :
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

10.
Remove the torque converter control solenoid valve (A).

Installation
1.
Install in the reverse order of removal.
   
Replace the valve body gasket (A) before reinstalling the valve body cover.

Adding automatic transaxle fluid.
(Refer to Hydraulic system - "Fluid" )
Perform TCM learning after replacing the automatic transaxle to prevent slow automatic transaxle response, jerky acceleration and jerky startup.
(Refer to "Automatic transaxle control system - "Repair procedures")
Torque Converter Control Solenoid Valve (T/CON_VFS) Schematic Diagrams
Circuit Diagram ...

26 Brake Control Solenoid Valve(26/B_VFS) Description and Operation
Description 26 brake control solenoid valve(26/B_VFS) is attached to the valve body. This variable force solenoid valve directly controls the hydraulic pressure inside the 26 brake. ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Headlight escort function
If the key is removed from the ignition switch or placed in the ACC position or the LOCK/OFF position with the headlights ON, the headlights (and/or parking lights) remain on for about 5 minutes. However, if the driver’s door is opened and closed, the headlights are turned off after 15 secon ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Specifications
Specifications SPAS unitPowerIGN 1Operating voltage9V ~ 16VSPAS sensor (Front/Rear)Number of sensors4EA (Front), 4EA (Rear)Operation voltage 9V ~ 16VSupply current 0.5mA ~ 5mAOperation frequency 51.2 KhzDetecting range 2mDetection angle(horizontal) 75°Detection angle(V ...

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