12 90 Control Unit Housing
| Type | Thread | Tightening specification | 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/E36/7/E54 | 3 Nm | ||||
| 5AZ | Electronics box to firewall | E65 | Plastic screw | 6 Nm | |