1831 CATALYTIC CONVERTER (230i and 230i xDrive coupe/convertible)
1831 EXHAUST PIPE WITH CATALYTIC CONVERTER/COMPLETE SYSTEM - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Exhaust system to catalytic converter | B48 | Replace flat band clip. | 28 Nm | |
| 2AZ Catalytic converter to turbocharger | B48 | Replace V-band clamp | 32 Nm | |
| 3AZ Holder for catalytic converter on transmission | B48 | M12x100 | 66 Nm | |
| 4AZ Catalytic converter to holder | B48 | M8 | Replace screw/nut. | 19 Nm |
| 5AZ Exhaust system to body | B48 | M8 | Replace nuts. | 19 Nm |
| 6AZ Exhaust system to transmission | B48 | M8 | Replace nut. | 19 Nm |