P1748 — Torque Converter Clutch Solenoid Failied On

What it means

P1748 is an OBD-II diagnostic trouble code: Torque Converter Clutch Solenoid Failied On.

Typical fix

Confirm the code with an OBD-II scanner, then inspect the component or circuit named above. Consult a vehicle-specific service manual for the full diagnostic and repair procedure.