Fastener Tightening Specifications

Fastener Tightening Specifications

Engine/transmission, fastening

Cylinder head

Use new cylinder head bolts and tighten by hand
Tighten 30 Nm
Tighten 60 Nm
Turn additional 90° (1/4 turn)
Turn additional 90° (1/4 turn)

Intake manifold

Fasten intake manifold bolts in a diagonal sequence and in steps
Tightening 11 Nm
Run engine for 5 minutes
Retighten 11 Nm

Camshaft bearing caps

Tighten bearing caps - E2 -, - E4 -, - A2 - and - A4 - for intake and exhaust camshafts, alternating and in diagonal sequence.
Tighten remaining bearing caps in diagonal sequence.

Exhaust manifold

* Replace nuts

Guide frame-main bearing

Replace bolts 1 to 20
Tighten bolts 1 to 10 30 Nm
Tighten bolts 11 to 20 20 Nm
Tighten bolts 1 to 10 50 Nm
Tighten bolts 11 to 20 30 Nm
Tighten bolts 1 to 10 90° (1/4 turn)
Tighten bolts 11 to 20 90° (1/4 turn)
Tighten bolts for sealing surfaces of cylinder block/guide frame - dark hatching in the illustration 9 Nm in diagonal sequence.

Connecting rod bolt 30 Nm plus 90° ( 1/4 turn)

Vibration Damper

Flex plate

Dual Mass Flywheel

Oil pump 10 Nm

Coolant pump to housing 10 Nm
Coolant pump to oil pan 10 Nm