P0741 Toyota 4Runner
Torque Converter Clutch Circuit Stuck Off · Powertrain Code · High
What is P0741?
The torque converter clutch is not engaging when commanded. May cause poor fuel economy and overheating.
When the Toyota 4Runner triggers code P0741 (torque converter clutch circuit stuck off), it typically points to an issue in the powertrain system. This is a high severity code, so address it promptly to avoid further damage or safety concerns. Below you'll find the most common causes, symptoms, and repair options specific to the Toyota 4Runner.
Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your Toyota 4Runner.
Common Causes on Toyota 4Runner
- Torque converter clutch (TCC) solenoid stuck or failed — common on Toyota Aisin transmissions
- Degraded or contaminated transmission fluid preventing proper TCC engagement
- Worn TCC friction material inside torque converter
- Internal transmission valve body wear affecting TCC apply pressure
Symptoms
- Check Engine Light on
- Reduced fuel economy due to TCC not locking up at highway speeds
- Transmission shudder at 40-60 MPH when TCC tries to engage
- Transmission may overheat in heavy traffic
- Slight RPM flare at highway cruising speed
Notes for Toyota 4Runner
On many Toyota models, a transmission fluid drain-and-fill (not flush) with genuine Toyota WS ATF resolves P0741 about 40% of the time — always try this first.