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11 23 Vibration Damper

WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.
VIBRATION DAMPER SPECIFICATION

  Type Thread Tightening Specification Measure
2AZ Vibration damper / hub to crankshaft S38 / B36 M20 x 1.5 Replace screw  
      Jointing torque 150 N.m
      Unfasten screw one half turn  
      Jointing torque 60 N.m
      Torque angle 60°
      Torque angle 60°
      Torque angle 30°
  S38 / B 38 M12 x 1.5 Replace screws  
      Jointing torque 60 N.m
      Torque angle 50°
      Torque angle 50°
  S50 / S62 / S54 M12 x 1.5 Replace screws  
      Jointing torque 60 N.m
      Torque angle 50°
      Torque angle 50°


VIBRATION DAMPER SPECIFICATION

  Type Thread Tightening Specification Measure
3AZ Belt pulley / vibration damper to hub S38 / B36 M8 10.9   34 N.m
  N40 / N42 / N45 / N46 / S38 / B38 M8 10.9   34 N.m
  All / others M8   22 N.m
4AZ Belt pulley to vibration damper S38 / B35 M8 8.8   22 N.m
  S50 M8 8.8   22 N.m
5AZ Sprocket with hub or hub to crankshaft M40 M16 x 1.5 Replace screw 310 N.m
  M42 / M43 / M43TU / M44 M16 x 1.5 Replace screw 330 N.m
6AZ Hub to crankshaft N40 / N42 / N45 / N46 M16 x 1.5 Replace screw 300 N.m