Turbocharger - Tightening Specification and Sequence

WARNING: This page is about a different car, the 2018 Audi TT Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Turbocharger - Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

Replace the nuts after removing.

-- Tighten the bolts in steps in the sequence shown:

Step	Nuts	Tightening Specification
1.	-1 to 6-	15 Nm
2.	-5, 3, 1, 2, 4 and 6-	25 Nm
3.	-5, 3, 1, 2, 4 and 6-	30 Nm ¹⁾
4.	-5, 3, 1, 2, 4 and 6-	30 Nm ¹⁾
¹⁾ These measures take into account the shrinkage of the turbocharger seal.

Turbocharger Tensioning Bracket - Tightening Specifications and Tightening Sequence

Fig 2: Turbocharger Tensioning Bracket - Tightening Specifications and Tightening Sequence

Courtesy of AUDI OF AMERICA, LLC

Replace the nuts after removing.

-- Tighten the nuts in the sequence shown -1 to 6- to 30 Nm.

Heat Shield - Tightening Specification

Fig 3: Heat Shield - Tightening Specification

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts to 9 Nm.

Vacuum Diaphragm - Tightening Specifications:

Fig 4: Vacuum Diaphragm - Tightening Specifications:

Courtesy of AUDI OF AMERICA, LLC

Clip - replace after removing
Lock nut - 7 Nm
Nut - 7 Nm