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Home >> BMW >> 2018 >> X3 M40i >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Engine Oil Cooler, Water Pump, Thermostat, Coolant Lines -- Repair (G01) >> 11 51 Coolant Pump With Drive >> 11 51 030 Removing and installing/replacing component carrier (X3 4-cyl. models except PHEV, 2018-2019) >> Removing the component carrier

Removing the component carrier

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. Do not pry off using a tool.

Preliminary work 

G12701337Courtesy of BMW OF NORTH AMERICA, INC.