1131 CAMSHAFT (740e PHEV xDrive 2017-2019)

11 31 CHAIN TENSIONER - TIGHTENING TORQUE SPECIFICATIONS

	Type	Thread	Tightening specifications	Dimension
1AZ Chain tensioner to cylinder head	1. Tightening torque		20 Nm
1AZ Chain tensioner to cylinder head	2. Angle of rotation	30°

1131 TIGHTENING TORQUE OVERVIEW

Camshaft sensor wheel to intake camshaft
M6		Tightening torque	10 Nm
Camshaft sensor wheel to intake camshaft
M6x16		Tightening torque	8 Nm
Chain tensioner to cylinder head
Chain tensioner piston M22x1.5		Joining torque	20 Nm
		Angle of rotation	30°
Exhaust camshaft to cylinder head
M6	Tensile strength of screw 8.8	Joining torque	9.6 Nm
		tightening torque	9.6 Nm
M6	Tensile strength of screw 10.9	Joining torque	11.8 Nm
		tightening torque	11.8 Nm
Intake camshaft to cylinder head
M6	Tensile strength of screw 8.8	Joining torque	9.6 Nm
		tightening torque	9.6 Nm
M6	Tensile strength of screw 10.9	Joining torque	11.8 Nm
		tightening torque	11.8 Nm
Preload timing chain
tightening torque			0.6 Nm