11 12 Cylinder Head with Cover
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CYLINDER HEAD WITH COVER TIGHTENING SPECIFICATION
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Cylinder head bolts (steel bolt) | N52 | M10x125 | Replace screws | |
| Jointing torque | 30 Nm | |||
| 1st angle of rotation | 90 ° | |||
| 2nd angle of rotation | 90 ° | |||
| 3rd angle of rotation | 45 ° | |||
| 2AZ Cylinder head bolts (steel bolt) | N52 | M9x95 M9x125 |
Replace screws | |
| Jointing torque | 30 Nm | |||
| 1st angle of rotation | 90 ° | |||
| 2nd angle of rotation | omitted | |||
| 3rd angle of rotation | 45 ° | |||
| 3AZ Cylinder head bolts Aluminium screws/bolts are marked with blue paint. |
N52 | M9x30 M9x70 |
Replace screws Thread repairs exclusively with Al Helicoil Jointing torque and angle of rotation must be observed without fail |
|
| Jointing torque | 15 Nm | |||
| Torque angle | 90 ° | |||
| 4AZ Cylinder head cover to cylinder head Aluminium screws/bolts are marked with blue paint. |
N52 | M7x33.5 M7x43.5 |
Replace screws Thread repairs exclusively with Al Helicoil Jointing torque and angle of rotation must be observed without fail |
|
| Jointing torque | 7 Nm | |||
| Torque angle | 90 ° | |||
| 5AZ Electric motor to cylinder head cover Aluminium screws/bolts are marked with blue paint | N52 | M6x21 | Replace screws Thread repairs exclusively with Al Helicoil Jointing torque and angle of rotation must be observed without fail |
|
| Jointing torque | 4 Nm | |||
| Torque angle | 90 ° |
CYLINDER HEAD WITH COVER TIGHTENING SPECIFICATION
| Type | thread | Measure | |
|---|---|---|---|
| 11AZ Cylinder head cover | All | M6 | 10 Nm |
| All | M7 | 15 Nm | |
| M21 | M8 | 15 Nm | |
| 12AZ Oil trap to cylinder head cover | M21 | M8 | 17 Nm |
| 13AZ Timing case to cylinder head | All | M7 | 15 Nm |
| All | M8 | 20 Nm | |
| 14AZ Plug for oil channel (microencapsulated) | M47 / M57 | M12 x 1.5 | 20 Nm |
| 15AZ Vent plugs to cylinder head (coolant) | M67 | 2 Nm |