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Home >> BMW >> 2021 >> M240i 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine -- Tightening Torques (F22 & F23) >> 1165 TURBOCHARGER (M240i and M240i xDrive coupe/convertible)

1165 TURBOCHARGER (M240i and M240i xDrive coupe/convertible)

1165 TIGHTENING TORQUE OVERVIEW

Electrical controller drive to exhaust turbocharger 
M4
Disassemble all installation aids!
Tightening torque  3 ± 0.5 Nm
Electrical controller drive to exhaust turbocharger 
Replace screws.
Tighten screws crosswise.
Tightening torque  3 ± 0.5 Nm
Exhaust turbocharger support to crankcase 
M8x20 Replace screws. Tightening torque  19 Nm
Exhaust turbocharger to support 
M8x25 Replace screw. Tightening torque  19 Nm
Heat shield to cylinder head 
M8x12 Tightening torque  19 Nm
Lock nut to control rod 
Use the second open-end wrench for counter support! Use the special tool (gauge) to align the control rod! Tightening torque  5 ± 1.2 Nm
Trim strip at the cylinder head 
M7x27
Replace screws. Tighten from the inside to the outside.
1. Assembly torque  10 Nm
2. Assembly torque  16 Nm
3. Final torque  16 Nm
U bolt to special tool 2 919 (446) 
The Tightening torque must be observed! Risk of damage to the exhaust manifold! Tightening torque  1 Nm
Wastegate linkage to wastegate valve controller 
M6 Tightening torque  5 Nm