13 71 Air Intake Silencer
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.
AIR INTAKE SILENCER - TORQUES SPECIFICATION
| Type | Thread | Description | Tightening Specification | |
|---|---|---|---|---|
| 1AZ Air duct, compressor 1, to intake muffler | N54 | Hose clamp | 3 Nm | |
| 2AZ Air duct, compressor 2, to intake muffler | N54 | Hose clamp | 3 Nm | |
| 3AZ Air duct, compressor 1&2, to crankcase/cylinder head | N54 | M6 x 25 | 9 Nm | |
| 4AZ Charge-air duct to bracket | N54 | M6 x 20 | 9 Nm | |
| 5AZ Intake duct to front wall | N54 | Self-tapping screw | 2 Nm | |
| 6AZ Charge-air duct Intercooler before throttle valve assembly to charge-air duct Intercooler to throttle valve assembly | N54 | Screw hose clamp with tensioning spring | 4.5 Nm | |
| 7AZ Raw air snorkel/Pit sensor to charge-air duct | N54 | Oval-head screw for plastic | 2 Nm | |
| 8AZ Bracket, air duct, compressor 2, to cylinder head | N54 | M6 x 15 | 9 Nm | |
| 9AZ Charge-air duct to compressor outlet | N54 | V-band clamp | 3.5 Nm | |
| 10AZ Charge-air duct, intercooler, to throttle-valve assembly | N54 | M6x20 | 9 Nm | |
| 11AZ Air duct, compressor 1&2, to engine block | N54 | M6x25 | 9 Nm | |
| 12AZ Clean air Y-pipe to intake muffler | N54 | L89-96 | Clamp | 3 Nm |
| 13AZ Clean air duct to clean air Y-pipe | N54 | L53-60 | Clamp | 3 Nm |
| 14AZ Clean air duct to EPPC bracket | N54 | K50x30 | 3.5 Nm | |
| 15AZ Charge-air duct, cold (vehicle-fixed to engine-fixed) | N54 | L65-72 | Clamp | 3 Nm |
| 16AZ Rubber mount to electric fan cowl | N54 | K60x45 | 5 Nm | |
| 17AZ Raw air diversion to lock support | N54 | K50x20 | 6 Nm | |
| 18AZ Clean air duct to compressor 2 | N54 | M6 | 8 Nm |