P1744
Torque Converter Clutch System Stuck in Off Position
P1744 is an OBD-II diagnostic trouble code meaning: Torque Converter Clutch System Stuck in Off Position. Common causes: malfunction of the solenoid valve blocking gtk, open or short circuit in control circuit. Estimated repair cost: $33–278.
Symptoms
- Increased fuel consumption
- Difficulties when shifting gears
- Reduced overclocking efficiency
- Check Engine Light on Dashboard
Causes
- Malfunction of the solenoid valve blocking GTK
- Open or short circuit in control circuit
- Low or contaminated transmission fluid
- Mechanical damage to the torque converter
- Transmission control module (TCM) problems
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the electrical control circuit of the GTK blocking
- Check the resistance and operation of the solenoid valve
- Scan the transmission control module for additional errors
- If necessary, replace the torque converter
Related codes
Error P1744 by Vehicle Brand
FAQ
What does the P1744 code mean?
P1744 is an OBD-II diagnostic trouble code that indicates: Torque Converter Clutch System Stuck in Off Position
What causes a P1744 error code?
The most common causes of P1744 include: Malfunction of the solenoid valve blocking GTK; Open or short circuit in control circuit; Low or contaminated transmission fluid; Mechanical damage to the torque converter.
How do I fix a P1744 diagnostic trouble code?
To fix P1744: Check the level and condition of the transmission fluid. Diagnose the electrical control circuit of the GTK blocking. Check the resistance and operation of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1744?
Yes, but get it checked soon
How much does it cost to fix P1744?
The estimated repair cost for P1744 is $33–278. Actual cost depends on your vehicle, location, and labor rates.
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