Variable Geometry Turbo Vanes Stuck/Binding
2009-2013 Audi A3 2.0L TDI
Description
The VGT vanes are mechanically stuck or binding, preventing proper turbo boost control across the RPM range.
Symptoms
- Check Engine Light
- Black smoke under acceleration
- Poor throttle response
- Turbo whistle or surge
- Loss of power at various RPMs
- Excessive exhaust gas temperature
Common Causes
- Carbon/soot buildup on vanes
- Actuator linkage failure
- Vane pivot pins seized
- Exhaust leak before turbo
- Failed VGT unison ring
Diagnostic Steps
- Command vanes open/closed with scan tool
- Monitor vane position vs commanded position
- Inspect turbo for carbon deposits
- Check exhaust system for leaks pre-turbo
- Remove turbo for manual vane inspection
Repair Notes
Remove turbo and clean VGT mechanism. Replace unison ring or vane assembly if damaged. Address root cause of excessive soot.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P3007 on Other Vehicles
Common Questions
What does code P3007 mean on a 2009-2013 Audi A3?
P3007 stands for "Variable Geometry Turbo Vanes Stuck/Binding". The VGT vanes are mechanically stuck or binding, preventing proper turbo boost control across the RPM range.
What are the symptoms of P3007 on a Audi A3?
Common symptoms of P3007 include: Check Engine Light, Black smoke under acceleration, Poor throttle response, Turbo whistle or surge, Loss of power at various RPMs, Excessive exhaust gas temperature.
What causes P3007 on a 2009-2013 Audi A3?
Common causes of P3007 include: Carbon/soot buildup on vanes, Actuator linkage failure, Vane pivot pins seized, Exhaust leak before turbo, Failed VGT unison ring.