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Home >> BMW >> 2018 >> M4 2D Convertible, Automatic DCT Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Tightening Torques -- M4 (F82 & F83) >> 11 65 Turbocharger

11 65 Turbocharger

TIGHTENING TORQUE SPECIFICATION (CHARGER WITH CONTROL)

  Type Thread Tightening specifications Dimension
1AZ Exhaust turbocharger to cylinder head S55 M7 Replace flange nut. SEE REPAIR INSTRUCTIONS .  
1. Joining torque 1 to 9/10 12 Nm
2. Centering pin 90°
3. Final torque 2 to 9/10 18 Nm
2AZ Heat shield/retaining plate to crankcase/cylinder head S55 M6x16 10   Nm
3AZ Wastegate valve controller to exhaust turbocharger S55 M4   2.5 Nm
4AZ Wastegate valve actuator linkage lock nut S55   Replace adjusting and lock nut 6 Nm