52 10 Front seats
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 535xi, 2010 BMW 535i, 2009 BMW 535xi, 2009 BMW 535i, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUES SPECIFICATION (FRONT SEATS)
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Seat to floor plate | E31 / E32 / E34 / E36 | M10 | 44 Nm | |
| E36 / Z3 front | M8 | 22 Nm | ||
| E36 / Z3 rear | M10 | 43 Nm | ||
| E38 / E39 / E46 / E52 / E53 / E63 / E64 / E83 / E85 | M10 | 45 Nm | ||
| Torque angle | 90° | |||
| E60 / E61 / E65 / E66 / E67 / E87 / E90 / E91 | M10 (trilobular) | Replace Powerlok screw | 44 Nm | |
| 2AZ Backrest frame to seat frame | E36 | 60 Nm | ||
| E63 / E64 / E83 / E85 | 32 Nm | |||
| E46 all except Convertible | Replace screws | 32 Nm | ||
| E65 / E66 / E67 / E60 / E61 | M10 (trilobular) | Replace Powerlok screw | 33 Nm | |
| E53 | 45 Nm | |||
| 3AZ Support (backrest shell) to headrest rail | E31 | 6.5 Nm | ||
| 4AZ Head restraint rail to backrest frame | E31 | 25 Nm | ||
| 5AZ Finisher on seat rail | E38 / E39 | M4 | 4 Nm | |
| 6AZ Seat frame to seat runner | E38 / E39 | M6 | 15 Nm | |
| E60 / E61 / E65 / E66 | M8 | 27 Nm | ||
| 7AZ Actuating unit to seat frame | E46 / E85 | 10±2 Nm | ||
| 8AZ Adjusting screw for eccentric element | E46 / E85 | 1.4 Nm | ||
| 9AZ Seat pan to seat frame | E46 / E53 / E63 / E64 / E83 / E85 | 10±2 Nm | ||
| 10AZ Microswitch to front seat | E46 | 2±1 Nm | ||
| 11AZ Backrest frame to seat rail | E31 | 25 Nm | ||
| 12AZ Trims to seat mechanism | E63 / E64 | 3 Nm | ||
| 13AZ Trim to seat cushion shell | E63 / E64 | 4.4 Nm | ||
| 14AZ Backrest frame to seat frame - Screw | E46 Convertible | Replace screws | 24 +4 Nm | |
| 15AZ Backrest frame to seat frame - Pin with knurling and lock nut | E46 Convertible | Replace screws | 40 +5 Nm | |
| 16AZ Seat tilt adjuster to seat mechanism | E46 / E53 / E83 / E85 | M6 x 10 (trilobular) | Replace Taptite screw | 9 Nm |
| 17AZ Seat tilt adjuster to seat pan | E46 / E53 / E83 / E85 | 9 Nm | ||
| 18AZ Active head restraint Sliding rails with gas cartridge |
E60 / E61 / E65 / E66 / E67 | 8 Nm | ||
| 19AZ Belt guide to backrest | E85 | 1.25 Nm | ||
| 20AZ Kinematic element to backrest frame | E46 Convertible | 3 +2 Nm | ||
| 21AZ Gearing for headrest adjustment | E60 / E61 / E65 / E66 / E67 | 2.5 ±0.5 Nm |