1141 ENGINE OIL PUMP (230i and 230i xDrive coupe/convertible)
1141 OIL PUMPS WITH STRAINER AND DRIVE - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Intake pipe to oil pump | B42S20O0/B46M0/O0/B48M0/O0 | M6 x25 | 8 Nm | |
| 2AZ Oil/vacuum tandem pump to crankcase | B42S20O0/B46M0/O0/B48M0/O0 | M8 | 19 Nm | |
| 3AZ Center oil deflector screw connection | B42S20O0/B46M0/O0/B48M0/O0 | M8x35 | Replace screws. | |
| 1. Joining torque | 15 Nm | |||
| 2. Angle of rotation | 45° | |||
| 4AZ Oil deflector screw connection, outer | B42S20O0/B46M0/O0/B48M0/O0 | M8x35 | Replace screws. | |
| 1. Joining torque | 15 Nm | |||
| 2. Angle of rotation | 45° | |||
| 5AZ Sprocket to oil pump | B42S20O0/B46M0/O0/B48M0/O0 | M10 |
IMPORTANT:
left-hand thread Replace screw. |
|
| 1. Joining torque | 5 Nm | |||
| 2. Angle of rotation | 90° | |||
| 6AZ Hydraulic valve to engine block | B42S20O0/B46M0/O0/B48M0/O0 | M6x18 | 8 Nm |