123432

The physical wastegate flap inside the turbo is stuck, damaged, or has too much play.

Faults can sometimes trigger after a complete disconnection of the battery. 123432

Check control message on the dashboard.

The actuator motor itself is failing.

The emissions warning light illuminates. Cold Start Noise: Noise 20-30 seconds after start-up. Common Associated Codes The physical wastegate flap inside the turbo is

The car's computer (DME) is trying to "learn" the closed position of the wastegate valve. The measured closed position is outside the acceptable tolerance, indicating it is not sealing or moving properly. Common Causes: 123432