Turn ignition switch OFF.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
Disconnect the solenoid valve connector (A).
Measure resistance between solenoid valve terminals.
Check that the resistance is within the specification.
If DTC about the Torque Converter Control Solenoid Valve is found, replace according to the procedures removal / installation.
Replacing an on/off solenoid valve (SS-A, SS-B) does not require additional hydraulic pressure adjustment, however, the hydraulic pressure will need to be adjusted after replacing the VFS solenoid valve. If replacing the VFS solenoid valve; also replace the valve body assembly.
(Refer to Valve Body System - "Valve Body")