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Home >> BMW >> 2017 >> 530i >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Engine Electrical System - Repair (G30) (2 Of 5) >> 12 31 Alternator With Drive And Attachment >> 12 31 020 Removing and installing/replacing alternator (540i 2017-2020) >> Removing the alternator

Removing the alternator

Preliminary work 

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.
WARNING: Hot surfaces.
Risk of burning!
  • Perform all work only on components that have cooled down.
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 (ELECTROSTATIC DISCHARGE) PROTECTION .