52 10 Front seats

WARNING: This page is about a different variant/trim than selected.

52 10 FRONT SEATS TIGHTENING SPECIFICATION

	Type	Thread	Tightening specification	Measure
1AZ Seat to floor plate	E31 / E32 / E34 / E36	M10		44 N.m
	E36/Z3 front	M8		22 N.m
	E36 / Z3 rear	M10		43 N.m
	E38 / E39 / E46 / E52 / E53 / E85 / E83 / E63 / E64	M10		45 N.m
			Torque angle	90°
	E65 / E66 / E67 / E60 / E61 / E87	M10 (trilobular)	Replace Powerlok screw	44 N.m
2AZ Backrest-frame on seat frame	E36			60 N.m
	E63 / E64 / E83 / E85			32 N.m
	E87	(trilobular)	Replace Powerlok screw	32 N.m
	E46 all except Convertible		Replace screws	32 N.m
	E46/ Convertible		Replace screws	24 ⁺⁴ N.m
	E65 / E66 / E67 / E60 / E61	M10 (trilobular)	Replace Powerlok screw	33 N.m
	E53			45 N.m
3AZ Support (backrest shell) to headrest rail	E31			6.5 N.m
4AZ Headrest rail on seat-backrest-frame	E31			25 N.m
5AZ Finisher on seat rail	E38 / E39	M4		4 N.m
6AZ Seat frame to seat runner	E38 / E39	M6		15 N.m
	E60 / E61 / E65 / E66	M8		27 N.m
7AZ Actuating unit to seat frame	E46 / E85			10^+/-2 N.m
8AZ Adjusting screw for eccentric disk	E46 / E85			1.4 N.m
9AZ Seat pan to seat frame	E46 / E85			10^+/-2 N.m
10AZ Microswitch to front seat	E46			2^+/-1 N.m
11AZ Seat backrest frame to seat rail	E31			25 N.m
12AZ Trims to seat mechanism	E63 / E64			3 N.m
13AZ Trim to seat cushion shell	E63 / E64			4.4 N.m
14AZ Bracket, control unit, to seat mechanism	E87			2 N.m
15AZ Seat depth adjustment to seat mechanism	E87			2.6 N.m
16AZ Seat tilt adjuster to seat mechanism	E46, E53, E83, E85	M6x10 (trilobular)	Replace Taptite screw	9 N.m
17AZ Seat tilt adjuster to seat pan	E46, E53, E83, E85			9 N.m
18AZ Active head restraint Sliding rails with gas cartridge	E60 / E61 / E65 / E66 / E67			8 N.m