P0740

Torque Converter Clutch Circuit Malfunction

MEDIUM SEVERITY

Affects: Tiggo 7, Tiggo 8

Reviewed by Certified Automotive Mechanic · Last updated: July 2026

Quick Fix Summary

Severity
MEDIUM
Est. Cost
$300 - $2000 AUD
Top Cause
Faulty torque converter clutch solenoid

Common Causes

  • Faulty torque converter clutch solenoid
  • Dirty transmission fluid
  • Internal transmission issue

How to Fix

  1. 1Check transmission fluid
  2. 2Test TCC solenoid
  3. 3Flush transmission fluid
  4. 4Transmission diagnostic

Estimated Repair Cost (Australia)

$300 - $2000
AUD

*Cost varies by model, location, and service provider. Get multiple quotes.

⚠️ Disclaimer: This information is for educational purposes only and does not constitute professional mechanical advice. Always consult a certified automotive technician for accurate diagnosis and repair. Repair costs are estimates based on Australian market data (July 2026) and may vary by location, model year, and service provider.

Safety notice: Fault codes related to engine, transmission, or braking systems should be addressed immediately. Delaying repairs may result in further damage or safety hazards.

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Frequently Asked Questions

What does P0740 mean on a Chery?

P0740 means torque converter clutch circuit malfunction. The most common cause is a faulty O2 sensor or exhaust leak.

How much does it cost to fix P0740 on a Chery?

Repair costs for P0740 typically range from $300 to $2000 AUD, depending on the root cause.

Can I still drive with P0740 code?

P0740 is medium severity. You can drive short distances, but schedule a diagnostic soon.

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