P0743 HYUNDAI Damper Clutch Circuit Electrical

Possible causes

– Faulty torque converter clutch solenoid valve
– Torque converter clutch solenoid valve harness is open or shorted
– Torque converter clutch solenoid valve circuit poor electrical connection
– Low transmission fluid level
– Dirty transmission fluid

Tech description

This is an electrical problem code. Could be a problem to the harness to the Torque Converter Clutch (TCC) solenoid, the TCC solenoid connector or the TCC solenoid it self.

When is the obd code mean?

By performing a voltage drop test, the Engine Control Module (ECM) detects that the Torque Converter Clutch (TCC) solenoid circuit is open or shorted.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P0743 HYUNDAI OBD Code Description