32 41 Pump and Oil Supply
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW 760i, 2005 BMW 760i, 2005 BMW 760Li, 2004 BMW 760i, and 2004 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
PUMP AND OIL SUPPLY - TIGHTENING TORQUE SPECIFICATIONS (1AZ - 23AZ)
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Power steering pump / bearing block of power steering pump to crankcase / oil sump / oil filter unit carrier / A/C compressor carrier | E39 M5 | Observe tightening sequence | 25 N.m. | |
| E46 / M57TU, E53 / M57TU, E60 / M57TU / M57T2, E61 / M57TU / M57T2, E65 / M57TU / M57T2, E66 / M57T2, E83 / M57TU / M57T2 | M6 | 8 N.m. | ||
| E65 / N62 / N73, E66 / N62 / N73, E67 / N62 / N73 |
M8 | Replace self-locking nut(s) | 21.4 N.m. | |
| E60 / N52, E61 / N52, E63 / N52, E64 / N52, E65 / N52, E66 / N52 | M10 x 33 | Replace aluminium screws/bolts | ||
| Jointing torque | 20 N.m. | |||
| Torque angle | 90 +/-15 ° | |||
| E36, E38, E39, E46, E52, E53, E60, E61, E63, E64, E65, E66, E67 | Note shims | 21.4 N.m. | ||
| E46 / Other | Note shims | 21.4 N.m. | ||
| 2AZ Pump bracket on engine support | All | 22 N.m. | ||
| 3AZ Hydraulic line connections to vane pump/power steering pump and steering gear/banjo bolts, steering hydraulics | All | Banjo bolt M10 | Replace sealing rings | 12 N.m. |
| E53, E60, E61, E63, E64, E65, E66 | Banjo bolt M14 | Replace sealing rings | 33 N.m. | |
| Other | Banjo bolt M14 | Replace sealing rings | 35 N.m. | |
| E60 / E61 / E63 / E64 | Banjo bolt M16 | Replace sealing rings | 39 N.m. | |
| Other | Banjo bolt M16 | Replace sealing rings | 40 N.m. | |
| E65, E66, E67 | Cap screw | Replace sealing rings | 39 N.m. | |
| All | Union screw M54 | Replace sealing rings | 36 N.m. | |
| 4AZ Hydraulic line connections to DS controller | All | 40 N.m. | ||
| 5AZ Mounting of hydraulic line | E60 / E61 / E63 / E64 / E65 / E66 / E67 | M6 | Screw, nut or rubber-metal body | 7.5 N.m. |
| E60 / E61 / E65 / E66 / E67 | M8 | Screw, nut or rubber-metal body | 19 N.m. | |
| E83 | M6 | Screw, nut or rubber-metal body | 8 N.m. | |
| 6AZ Holder, expansion hose, to vane pump / power steering pump | E60 / E61 / E63 / E64 / E65 / E66 | M6 8.8 | 7.5 N.m. | |
| E65 / M67 | M8-8 | 19 N.m. | ||
| 7AZ Mounting hydraulic pump to engine block / oil sump | E65 | 3 N.m. | ||
| 8AZ Oil reservoir to body (Dynamic Drive / active front steering) | E60 / E61 | M6 | 5.5 N.m. | |
| 9AZ Oil reservoir to holder | E60 / E61 / E63 / E64 / E67 / E83 | M6 | 4 N.m. | |
| 10AZ Expansion hose part 1 to part 2 | E60, E61, E63, E64, E65, E66 | 30 N.m. | ||
| 11AZ Expansion hose mounting | E60 | M6 | 10 N.m. | |
| 12AZ Line fastening steering hydraulics | E60 | M6 | 7.5 N.m. | |
| E60 | M8 | 19 N.m. | ||
| 13AZ Oil tank holder to body | E83 | M8 | 19 N.m. | |
| 14AZ Belt pulley to power steering pump | E60 / E61 / E63 / E64 / E65 / E66 / E67 | M8 8.8 | 22 N.m. | |
| E39 / E46 / E53 / E65 / E66 / E67 | M8 10.9 | 27 N.m. | ||
| E83 | M8 10.9 | 27 N.m. | ||
| 15AZ | ||||
| 16AZ Bracket, pressure line, to steering gear | E60 / E61 / E63 / E64 | M8 | 19 N.m. | |
| 17AZ Bracket, hydraulic line, to stabilizer bar mounting | E60 / E61 / E63 / E64 | M6 | 12 N.m. | |
| 18AZ Bracket, power steering pump, to crankcase | E63 / E64 with N52 | M10 | Replace aluminium screws/bolts | |
| Jointing torque | 20 N.m. | |||
| Torque angle | 90° | |||
| 19AZ Pressure line to vane pump/power steering pump | E60 / E61 / E63 / E64 | M16 | Replace sealing rings | 36 N.m. |
| E46 with N4x | M16 | Replace sealing rings | 42 N.m. | |
| 20AZ Power steering pump to water pump | E46 with N4x | M8 | 32 N.m. | |
| 21AZ Bracket, pressure line (ARS), to crankcase | E63 / E64 with N52 | M10 | Replace aluminium screws/bolts | |
| Jointing torque | 20 N.m. | |||
| Torque angle | 90° |