P0741
PowertrainTransmissionhigh severityTorque Converter Clutch Circuit Performance/Stuck Off
What P0741 Means
The TCC is not engaging when commanded. The engine RPM is not dropping as expected when lockup is commanded.
Symptoms
- Check Engine Light
- Higher than normal highway RPM
- Poor fuel economy
- Transmission overheating
Common Causes
- TCC solenoid failure
- Worn TCC friction material
- Low line pressure
- Valve body issue
- Internal converter failure
Diagnostic Steps
- Command TCC with scan tool and monitor RPM drop
- Test TCC solenoid
- Check line pressure
- Check transmission fluid condition
Where to start: TCC solenoid replacement. If internal converter damage, torque converter replacement.
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