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Home >> Audi >> 2008 >> TT Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (2.0L - Turbocharger, Supercharger - Engine Code(S): CCTA & CETA (Roadster)) >> 21 Turbocharger, Supercharger >> Description And Operation >> Turbocharger System Overview

Turbocharger System Overview

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2015 Audi TT Quattro, 2014 Audi TT Quattro, 2013 Audi TT, 2012 Audi TT, and 2011 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Turbocharger System Overview
GWWA21-10414Courtesy of AUDI OF AMERICA, LLC
  1. Charge Air Cooler
  2. Throttle Valve Control Module -J338-
  3. To the Evaporative Emission (EVAP) Canister
  4. EVAP Canister Purge Regulator Valve 1 -N80-
  5. Non-Return Valve
  6. Charge Air Regulation Vacuum Diaphragm
  7. Wastegate Bypass Regulator Valve -N75-
  8. Turbocharger Recirculating Valve -N249-
  9. Turbocharger
  10. To the Leak Detection Pump -V144-
    • Depending on the date of manufacture
  11. Brake Booster
  12. Non-Return Valve
  13. Vacuum Pump
  14. Mass Airflow (MAF) Sensor -G70-
  15. Air Filter Housing
  16. Intake Manifold Tuning (IMT) Valve -N156-
  17. Vacuum Diaphragm for the Variable Intake Manifold
  18. Crankcase Ventilation
  19. Non-Return Valve
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