Central Electronics Box: Specifications
12 90 Control Unit Housing| Type | Measure | |
| 1AZ Assembly of upper and lower sections | E32 / E34 / E36 | 5 Nm |
| 2AZ Center section to body | E32 / E34 | 3 Nm |
| 3AZ Control unit holder in E box | E36 | 5 Nm |
| 4AZ Control unit box cover | E38 / E39 / E52 | 4 Nm |
| E46 | 6 Nm | |
| E53 | 3 Nm | |
| E36/7 M54 | 3 Nm |