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Home >> BMW >> 2021 >> X7 xDrive50i >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Engine Electrical System -- Repair (G07) (2 Of 2) >> 12 52 Control Unit Bracket >> 12 52 033 Removing and installing/replacing the left control unit bracket (X7 xDrive50i xDrive 2019-2020, X7 M50i 2020-2022) >> Removing the holder for the DME control unit on the left

Removing the holder for the DME control unit on the left

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.
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 

G14358868Courtesy of BMW OF NORTH AMERICA, INC.