17 10 Coolant
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Expansion tank to body | N63 / N63 Hybrid / S63 | M6 | 10 Nm | |
| 2AZ Expansion tank for intercooler to holder | N63 | M6 | 8 Nm | |
| 3AZ Coolant pipe to cylinder head cover | N63 / N63 Hybrid | M6 | 10 Nm | |
| 4AZ Expansion tank for intercooler to holder | S63 | K50x18 | 4 Nm | |
| 5AZ Expansion tank for intercooler to holder | N63 Hybrid | M6 nut | 10 Nm | |
| 6AZ Holder for expansion tank to engine | S63 | M6 | 8 Nm | |
| 7AZ Holder for expansion tank bottom part to holder top part | S63 | M6 | 8 Nm | |
| 8AZ Oil filler to expansion tank holder | S63 | M6 | 10 Nm |
TIGHTENING TORQUE SPECIFICATIONS - COOLANT
17 22 Engine oil cooler lines and transmission oil cooler lines
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Transmission oil cooler line to transmission | N63 / S63 | M8 | 21 Nm | |
| N63 Hybrid | M6 | 10 Nm | ||
| 2AZ Holder, transmission oil cooler line, to front axle support | N63 / S63 | M6 | 8 Nm | |
| 3AZ Transmission oil cooler line to holder | N63 / S63 | M6 | 10 Nm | |
| N63 Hybrid | 8 Nm | |||
| 4AZ Engine oil cooler line to oil sump thermostat | N63 / N63 Hybrid | M8 | 21 Nm | |
| 5AZ Engine cooler line to holder, front axle support and oil sump | N63 / N63 Hybrid | M6 | 10 Nm | |
| 6AZ Holder, engine oil cooler line, to front axle support | N63 / N63 Hybrid | M6 | 8 Nm | |
| 7AZ Holder, engine oil cooler line, to oil sump | N63 / N63 Hybrid | M6 | 10 Nm | |
| 8AZ Thermostat cartridge to transmission oil cooler | N63 / S63 | M6 nut | 6 Nm | |
| 9AZ Transmission oil line to transmission oil cooler | N63 / S63 | M6 | 10 Nm | |
| 10AZ Transmission oil cooler to front axle carrier | N63 / S63 | M6 | 10 Nm | |
| 11AZ Engine oil line to engine oil cooler | N63 / N63 Hybrid / S63 | M6 | 10 Nm | |
| 12AZ Engine oil line, holder, to strut | N63 / N63 Hybrid / S63 | M6 nut | 10 Nm |
TIGHTENING TORQUE SPECIFICATIONS - ENGINE OIL COOLER LINES AND TRANSMISSION OIL COOLER LINES