1112 Cylinder Head

2021 BMW i3 Range ExtenderSECTION 1112 Cylinder Head
11 12 CYLINDER HEAD WITH CYLINDER HEAD COVER - TIGHTENING TORQUE SPECIFICATIONS

  Type Thread Tightening specifications Dimension
1AZ Cylinder head nuts W20 M10 Joining torque 30 Nm
1. Angle of rotation 90°
2. Angle of rotation 90°
2AZ Cylinder head bolt W20 M6x50   10 Nm
3AZ Cylinder head cover to cylinder head. W20 M6   10 Nm
4AZ Ground strap to cylinder head cover/engine block. W20 M6x12   10 Nm
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.