P0742: Torque Converter Clutch Circuit Stuck On
HighPowertrainTransmission
What does P0742 mean?
P0742 is a diagnostic trouble code indicating "Torque Converter Clutch Circuit Stuck On". This code relates to your vehicle's transmission and should be diagnosed to determine the root cause. The severity level helps indicate how urgently this should be addressed.
Common causes
- Low or degraded transmission fluid
- Worn clutch packs or bands
- Faulty shift solenoid
- Wiring issue to the transmission control module
- Failing torque converter
What should you do?
This is a significant issue that should be diagnosed and repaired soon. Avoid long trips or heavy driving until the problem is resolved. Continued driving may cause additional damage.
Get a diagnosis for YOUR car
Code P0742 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.