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Home >> BMW >> 2017 >> 340i GT xDrive >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Tightening Torques (F31 & F34) >> 11 00 Engine

11 00 Engine

4 CYL. B46/B48 ENGINE: 

11 00 STANDARD SCREW CONNECTION - TIGHTENING TORQUE SPECIFICATIONS

  Type Thread Tightening specifications Dimension
1AZ Screws and nuts B42/B46/B48 M5   5 Nm ± 0.5
2AZ Screws and nuts B42/B46/B48 M6   8 Nm ± 1
3AZ Screws and nuts B42/B46/B48 M7   13 Nm ± 2
4AZ Screws and nuts B42/B46/B48 M8   19 Nm ± 3
5AZ Screws and nuts B42/B46/B48 M10   38 Nm ± 5
6AZ Hose clamp, WAF 5 B42/B46/B48     1.0 to 1.5 Nm
7AZ Hose clamp, WAF 6 B42/B46/B48     2.5 up to 3.5 Nm

4 CYL. N47 (DIESEL) ENGINE: 

11 00 STANDARD SCREW CONNECTION - TIGHTENING TORQUE SPECIFICATIONS

  Type Thread Tightening specification Measure
1AZ Screws and nuts   M5   5 Nm ± 0.5
2AZ Screws and nuts   M6   8 Nm ± 1
3AZ Screws and nuts   M7   13 Nm±2
4AZ Screws and nuts   M8   19 Nm± 3
5AZ Screws and nuts   M10   38 Nm± 5
6AZ Screws and nuts   M12   66 Nm ±5
7AZ Hose clamp, WAF 5       1.0 to 1.5 Nm
8AZ Hose clamp, WAF 6       2.5 up to 3.5 Nm

6 CYL. B58 ENGINE: 

1100 ENGINE - TIGHTENING TORQUES SPECIFICATION

Engine mounting bracket on assembly jig 
M14 x 95 Tightening torque 130 Nm
Engine mount to engine mounting bracket 
Hexagon screws from special tool set Tightening torque 105 Nm
Standard screw connection 4 Nm 
Oval-head screw Tightening torque 4 Nm
Standard screw connection hose clamp 5 
Hose clamp L12 - L15 Tightening torque 1.25 Nm
Standard screw connection M10 
M10 Tightening torque 38 Nm
Standard screw connection M5 
M5 Tightening torque 5 Nm
Standard screw connection M6 
M6 Tightening torque 8 Nm
Standard screw connection M7 
M7 Tightening torque 13 Nm
Standard screw connection M8 
M8 Tightening torque 19 Nm