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P0741 indicates an issue with the torque converter clutch solenoid. Here is some info for you.
P0741 TOYOTA - Torque Converter Clutch Solenoid Performance Read more: https://www.autocodes.com/p0741_toyota.html
P0746 indicates an issue with the line pressure solenoid valve. Here is some info for you.
P0746 TOYOTA - Pressure Control Solenoid 'A' Performance Read more: https://www.autocodes.com/p0746_toyota.html
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