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Home >> BMW >> 2021 >> M240i 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Engine Electrical System -- Repair (F22 & F23) >> 12 63 Switch And Relay >> 12 63 586 Replacing power distribution box (after vehicle diagnosis) (M240i and M240i xDrive coupe/convertible) >> Remove the integrated power supply module (PDM)

Remove the integrated power supply module (PDM)

Precondition 

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.

Preliminary work 

G12729311Courtesy of BMW OF NORTH AMERICA, INC.