Fastener Tightening Specifications

WARNING: This page is about a different car, the 2008 Volkswagen Jetta, 2008 Volkswagen GLI, 2007 Volkswagen Jetta, and 2006 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Component

Fastener Size

Camshaft Adjuster Bolt

20 + 45° turn

Camshaft Adjustment Valve 1 Bolt

Camshaft Gear Bolt ⁽¹⁾

50 + 180° turn

Camshaft Position (CMP) Sensor

Crankcase Ventilation Valve Bolt

Drive Chain Tensioner Bolt

Engine Mount Bracket to Cylinder Block Bolt

Guide Frame to Cylinder Head Bolt ⁽¹⁾, ⁽²⁾

8 + 90° turn

Housing to Cylinder Head Bolt

Semi Automatic Tensioner Roller Nut

Stud Bolt, for the Exhaust Manifold

Stud Bolt, for the Intake Manifold and Semi Automatic Tensioner Roller

Transport Strap Bolt

Vibration Damper Pulley Bolt

Strength category 8.8

10 + 90° turn

Strength category 10.9

20 + 90° turn

Wire Bracket to Housing Bolt

⁽¹⁾	Always replace

⁽²⁾	Tighten the bolts from the inside working toward the outside in several stages.

Cylinder Head Cover Bolt Tightening Sequence and Specification

Fig 1: Identifying Cylinder Head Cover Bolts Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the cylinder head cover bolts in the sequence shown and in stages to 10 Nm

Cylinder Head Bolt Tightening Sequence and Specification

Fig 2: Identifying Cylinder Head Bolts Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the cylinder head bolts in the sequence shown as follows:

Tighten the bolts a first pass to 40 Nm
Tighten the bolts a second pass an additional 90° (¹ /₄ turn)
Tighten the bolts a final pass an additional 90° (¹ /₄ turn)