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Home >> BMW >> 2017 >> 740e xDrive >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine -- Tightening Torques (G12) >> 1165 CHARGER WITH CONTROL (740e PHEV xDrive 2017-2019)

1165 CHARGER WITH CONTROL (740e PHEV xDrive 2017-2019)

1165 TIGHTENING TORQUE OVERVIEW

Electrical controller drive to exhaust turbocharger 
screw Tightening torque  2.5 ± 0.5 Nm
Electrical controller drive to exhaust turbocharger 
Replace screws.
Tighten screws crosswise.
Tightening torque  3 ± 0.5 Nm
Heat shield to cylinder head 
M8x12 Tightening torque  19 Nm
Heat shield to cylinder head 
M8 x 12 Tightening torque  19 Nm
Heat shield to trim strip 
M6x12 Tightening torque  8 Nm
Heat shield to trim strip 
M6 x 12 Tightening torque  8 Nm
Wastegate valve controller control rod 
Always use a second open-end wrench (for counter support) to tighten the lock nut! Tightening torque  6 ± 0.3 Nm


11 65 EXHAUST TURBOCHARGER WITH CONTROL - TIGHTENING TORQUE SPECIFICATIONS

  Type Thread Tightening specifications Dimension
1AZ Heat shield to cylinder head B42S20O0/B46M0/O0/B48M0/O0 M8x12   19 Nm
2AZ Heat shield to trim strip B42S20O0/B46M0/O0/B48M0/O0 M6x12   8 Nm
3AZ Electrical actuator drive for wastegate valve to exhaust turbocharger B42S20O0/B46M0/O0/B48M0/O0 M4 Screw with washer 2.5±0.5 Nm
M4 Screw without washer 1.9±0.2 Nm
4AZ Linkage to electrical controller drive for wastegate valve B42S20O0/B46M0/O0/B48M0/O0   Tighten nut using only a second open-end wrench (to hold up). 6±0.3 Nm