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Home >> BMW >> 2022 >> X5 xDrive45e >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> General Electrical System - Repair -- X5 (1 Of 2) (G05) >> 61 21 Battery With Holder >> 61 21 085 Removing and installing 12 V lithium ion auxiliary battery (all X5 models, 2019-2022) >> Installing the 12-V lithium-ion auxiliary battery

Installing the 12-V lithium-ion auxiliary battery

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: Unprotected battery terminals  .
Risk of short circuits! Risk of fire! 
  • Cover the vehicle battery.
G14198413Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work