Cylinder Head - Tightening Specification and Sequence

WARNING: This page is about a different car, the 2016 Audi Q5, 2015 Audi Q5, and 2014 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Cylinder Head Bolt Markings -A- and -B-

Courtesy of AUDI OF AMERICA, LLC

Distinguishing characteristics lettering on the bolt head.

A - Bolt head with lettering.

B - Bolt head without lettering.

NOTE:

Replace any bolts that were tightened with an additional turn.

Tightening Specification/Additional Turn Bolts -A- (-A- Bolt Head With Lettering):

Fig 2: Identifying Cylinder Head Bolts Tightening Sequence (-A- Bolt Head With Lettering)

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts in six steps in the sequence shown.

Step	Bolts	Tightening Specification/Additional Turn
1.	-1 to 8-	Install all the way in by hand.
2.	-1 to 8-	35 Nm
3.	-1 to 8-	50 Nm
4.	-1 to 8-	Tighten an additional 90°
5.	-1 to 8-	Tighten an additional 90°
6.	-1 to 8-	Tighten an additional 90°

Tightening Specification/Additional Turn Bolts -B- (-B- Bolt Head Without Lettering):

Fig 3: Identifying Cylinder Head Bolts Tightening Sequence (-B- Bolt Head Without Lettering)

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts in five steps in the sequence shown.

Step	Bolts	Tightening Specification/Additional Turn
1.	-1 to 8-	Install all the way in by hand.
2.	-1 to 8-	35 Nm
3.	-1 to 8-	60 Nm
4.	-1 to 8-	Tighten an additional 90°
5.	-1 to 8-	Tighten an additional 90°