17 10 Radiator, expansion tank
WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - RADIATOR, EXPANSION TANK (N63 B40/B44 O 0/1, N74)
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Radiator cover, top | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | 5 Nm | ||
| 2AZ Expansion tank to body | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | M6 | 10 Nm | |
| 3AZ Transmission oil heat exchanger to holder | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | 5 Nm | ||
| 4AZ Thermostat insert to transmission oil heat exchanger | N63 B44 O 0 / N63 B40 O 1 / N63 B44 O 1 | M6 | 6 Nm | |
| 5AZ Coolant hoses to fan cowl | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | 5 Nm | ||
| 6AZ A/C lines to A/C condenser | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | M6 | 8 Nm | |
| 7AZ Expansion tank for charge air cooler to holder | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | M6 | 4 Nm | |
| 8AZ Expansion tank for charge air cooler to holder | N74 | M6 | 10 Nm | |
| 9AZ Holder to cooling loop for hydraulic steering | N63 (ALPINA) | 4 Nm | ||
| 10AZ Holder for module carrier | N63 B44 O 0 / N63 B40 O1 / N63 B44 IO 1 / N74 | 10 Nm |