CC
CarCodeFix
P0740Medium Priority

Torque Converter Clutch Circuit Malfunction

Category: Powertrain• Transmission

22 articles · 6 makes affected

What is P0740?

Torque Converter Clutch Circuit Malfunction. Problem with the torque converter lockup system, affecting fuel economy and transmission operation.

Symptoms You May Notice

  • ●Check engine light
  • ●Poor fuel economy
  • ●Transmission slipping
  • ●Shuddering at highway speeds
  • ●Overheating transmission

How to Fix It

  • ●Replace transmission fluid and filter ($150-$300, intermediate)
  • ●Replace torque converter ($800-$2000, professional)
  • ●Replace TCC solenoid ($200-$500, intermediate)

Owner Statistics

Based on 157,608 real owner discussions • 3903 confirmed solutions

Dataset (157,608 records)
$1,533
Average Repair Cost
2%
Success Rate
18%
DIY Repairs
157,608
Data Sources

About This Data

Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.

Issues by Vehicle

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