Common Issues with the Td06sl2-20g Turbo on Ms3 and How to Fix Them

Common Issues with the TD06SL2-20G Turbo on MS3

The TD06SL2-20G turbo is a popular upgrade for the MazdaSpeed3 (MS3) platform, providing significant performance enhancements. However, like any aftermarket component, it can come with its own set of challenges. Understanding these common issues can help you maintain optimal performance and longevity of your turbocharger.

Common Issues

  • Boost Leaks
  • Oil Starvation
  • Wastegate Issues
  • Excessive Exhaust Smoke
  • Boost Control Problems

1. Boost Leaks

Boost leaks can significantly affect the performance of your TD06SL2-20G turbo. They can lead to a loss of power and poor throttle response.

Symptoms of Boost Leaks

  • Reduction in power output
  • Increased turbo lag
  • Unusual hissing sounds

How to Fix Boost Leaks

To fix boost leaks, you can perform a boost leak test using a smoke machine or a DIY pressure test. Inspect all connections, hoses, and clamps for any signs of damage or wear.

2. Oil Starvation

Oil starvation can lead to premature turbo failure. The TD06SL2-20G requires proper oil flow to keep it lubricated and functioning correctly.

Symptoms of Oil Starvation

  • Unusual noises from the turbo
  • Increased oil temperatures
  • Smoke from the exhaust

How to Prevent Oil Starvation

Ensure that your oil supply lines are clear and that you are using the correct oil type and viscosity. Regular oil changes and inspections can also help prevent oil starvation.

3. Wastegate Issues

The wastegate controls the turbo’s boost levels. Issues with the wastegate can lead to overboost or underboost conditions.

Symptoms of Wastegate Issues

  • Boost levels are inconsistent
  • Check engine light activation
  • Turbo overboosting or underboosting

How to Fix Wastegate Issues

Inspect the wastegate actuator and linkage for proper operation. Make sure there are no leaks in the wastegate diaphragm and that it is properly calibrated.

4. Excessive Exhaust Smoke

Excessive smoke from the exhaust can indicate that the turbo is failing or that there is an oil leak.

Causes of Excessive Exhaust Smoke

  • Worn turbo seals
  • Oil leaks in the intake
  • Rich fuel mixture

How to Address Exhaust Smoke Issues

Inspect the turbo seals and replace them if necessary. Additionally, check your fuel mixture and ensure that your engine is running properly to prevent excess smoke.

5. Boost Control Problems

Boost control problems can arise from a variety of factors, including tuning issues or malfunctioning sensors.

Symptoms of Boost Control Problems

  • Inconsistent boost levels
  • Engine stalling or misfiring
  • Check engine light activation

How to Fix Boost Control Problems

Check your engine’s tuning and ensure that all sensors are functioning correctly. Additionally, inspect the boost control solenoid and wiring for any faults.

Conclusion

By being aware of these common issues with the TD06SL2-20G turbo on the MazdaSpeed3, you can take proactive steps to ensure your turbocharger operates efficiently. Regular maintenance and inspections will help you avoid these problems and enjoy the performance benefits of your turbo upgrade.