P1743
Torque Converter Clutch Solenoid Failed On Conditions
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Increased fuel consumption
- Slipping or vibration when driving
- Transmission fluid overheating
- Deterioration in acceleration dynamics
- Check Engine light comes on
Causes
- Engine blocking solenoid malfunction
- Open or short circuit in solenoid circuit
- Wiring Harness Problems
- Low or contaminated transmission fluid
- Transmission control module (TCM) malfunction
How to Fix
- Check the level and condition of the transmission fluid
- Carry out diagnostics of the gas turbine engine blocking solenoid circuit
- Check solenoid resistance
- Replace the gas turbine blocking solenoid if necessary.
- Reset error and test drive