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Home >> Audi >> 2011 >> TT S, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 71 (2.0L - Turbocharger, Supercharger - Engine Code(S): CCTA & CETA (Roadster)) >> 21 Turbocharger, Supercharger >> Description And Operation >> Turbocharger Overview >> Part III

Part III

WARNING: This page is about a different variant/trim than selected.
Fig 1: Turbocharger Overview (3 Of 4)
GWWA21-10135Courtesy of AUDI OF AMERICA, LLC
  1. Gasket
    • Replace
  2. Nut
    • Replace
    • Tightening sequence, refer to Fig 2
    • Coat the exhaust manifold stud bolts with hot bolt past; hot bolt paste.
  3. Bolt
    • 35 Nm
  4. Seal
    • Replace
  5. Coolant Return Line
  6. Bolt
    • 9 Nm
  7. Turbocharger
    • Can only be replaced with exhaust manifold and pressure unit.
    • Removing and installing, refer to TURBOCHARGER 
  8. Bracket
  9. Bolt
    • 30 Nm
    • Coat the bolt with hot bolt paste
  10. Bolt
    • 30 Nm
    • Coat the bolt with hot bolt paste
  11. Nut
    • 30 Nm
    • Replace
    • Coat the exhaust manifold stud bolts with hot bolt paste
    • Do not open when removing turbocharger
  12. Fastening Strip
Fig 2: Identifying Turbocharger Tightening Sequence
GWWA21-10341Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1 through 5- in 4 stages as follows:

-- 1. Tighten the bolts to 5 Nm.

-- 2. Tighten the bolts to 12 Nm.

-- 3. Tighten the bolts to 16 Nm.

-- 4. Tighten the bolts to 25 Nm.