11 36 Variable Camshaft Control

WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.

VARIABLE CAMSHAFT TIMING SPECIFICATION

	Type	Thread	Tightening Specification	Measure
1AZ 4/2-way valve/solenoid valve to VANOS housing	M52 / M52TU / M54 / M56 / S52 / S50 US / M50 / VANOS			30 N.m
2AZ Banjo bolt to VANOS adjustment unit	M52 / M52TU / M54 / M56 / S52 / S50 US / M50 / VANOS	M14 x 1.5		32 N.m
3AZ Screw plug to VANOS adjustment unit	M52 / M52TU / M54 / M56 / S52 / S50 US / M50 / VANOS	M22 x 1.5		50 N.m
4AZ Left-hand thread: Set screw for hydraulic piston to toothed shaft	M52TU / M54 / M56	M6		10 N.m
5AZ Hydraulic line for VANOS to oil filter equipment carrier	M52 / M52TU / M54 / M56 / S52 / S50 US / M50 / VANOS			32 N.m
6AZ Collar nut on spline shaft	S50	M6		9 N.m
7AZ Cover to VANOS adjustment unit (hydraulic piston inlet side)	S50	M5		5 N.m
8AZ Filter screw to VANOS adjustment unit	S50	M10x1		12 N.m
9AZ Pressure line to VANOS adjustment unit	S62 / S54	M10 x 1		13 N.m
Pressure line to pressure accumulator and VANOS adjustment unit	S50	M12 x 1		20 N.m
10AZ Cover for solenoid valve to VANOS adjustment unit	S50 / B30	M5 8.8		6 N.m
	S50 / B32	M5 10.9		8 N.m
	S62	M7 10.9		19 N.m
11AZ Cover to VANOS adjustment unit (exhaust side)	S54 / S50 / B32	M6 10.9		13 N.m
12AZ Solenoid valve on distributor	M62 / VANOS	M27x1.5		25 N.m
13AZ Left-hand thread: Exhaust chain wheel to exhaust camshaft	M62 / VANOS	M12 x 1.5		125 N.m
14AZ Left-hand thread: VANOS adjustment unit to inlet camshaft	M62 / VANOS	M12 x 1.5		110 N.m
15AZ Left-hand thread: Nut of sensor gear screw fitting	M62 / VANOS	M 18x1.5		40 N.m
16AZ Adjustment unit to exhaust or inlet camshaft	N40 / N42 / N45 / N46	M10x1	Replace screws
			Jointing torque	20 N.m
			Torque angle	90°
			Torque angle	90°
	N62 / N73	M10x1	Replace screws
			Torque	80 N.m
17AZ Non-return valve	N62 / N73	M 14x1.5		20 N.m