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Home >> BMW >> 2021 >> X7 xDrive50i >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Engine - Crankshaft/Flywheel - Repair - X5 (G05)) >> 11 22 Flywheel >> 11 22 000 Removing and installing/replacing the flywheel (X5 sDrive 40i 48V 2020-) >> Removing flywheel

Removing flywheel

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WARNING: Working on 12 V electrical system  .
Risk of short circuits! Risk of fire! 
  • Make sure that there is no charger  connected to the jump start terminal in the engine compartment.
  • Detach battery ground lead from battery.
  • For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.
CAUTION: Heavy component  .
Heavy components can lead to injury or damage  .
  • Remove and install heavy components with the aid of another person/other persons.
NOTE: RISK OF DAMAGE 
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS)  .
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults  .
  • Detach battery terminal from battery pole by carefully shifting to and fro. Do not pry off using a tool.

Preliminary work 

CAUTION: Heavy component  .
Heavy components can lead to injury or damage  .
  • Remove and install heavy components with the aid of another person/other persons.
Fig 1: Flywheel Screws Loosening Sequence
G12728464Courtesy of BMW OF NORTH AMERICA, INC.
G10165674Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: RISK OF DAMAGE 
Electrostatic discharge  .
Damage to or destruction of electrical components  .
  • Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
  • Read and comply with user information on using the associated special tool 12 7 060.
  • Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
  • Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
  • For additional information see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .