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Home >> BMW >> 2021 >> X3 M Base >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine -- Tightening Torques -- X3 M (F97) >> 11 65 Charger With Control (X3 M)

11 65 Charger With Control (X3 M)

11 65 TIGHTENING TORQUE OVERVIEW

Connecting brackets on exhaust turbocharger 
M6 Tightening torque  8 Nm
Control rod for electric wastegate valve controller 
M6
Only use an open-end wrench (for counter support) to tighten the lock nut!
tightening torque  6 ± 0.3 Nm
Electrical controller drive to exhaust turbocharger 
M4
Replace screws.
Tighten screws crosswise.
tightening torque  2 Nm
Exhaust turbocharger to cylinder head 
M7
Observe tightening sequence!
Replace nuts.
1. Joining torque  10 Nm
2. tightening torque  10 Nm
3. Joining torque  16 Nm
4. tightening torque  16 Nm
5. Tightening torque  16 Nm
Heat shield to cylinder head 
M8X17.5
Replace screws.
Tightening torque  10 Nm
Holder on exhaust turbocharger for cylinders 4 to 6 
M6X14 Tightening torque  10 Nm
Trim strip for exhaust turbocharger on cylinder head 
M7X27 10.9
Observe tightening sequence!
Replace screws.
1. Joining torque  20 Nm
2. Angle of rotation  90°