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Home >> BMW >> 2021 >> X3 sDrive30i >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Engine Electrical System -- Repair (1 Of 2) (G01) >> 12 41 Starter With Attachment >> 12 41 020 Removing and installing/replacing starter motor (X3 4-cyl. models, except PHEV) >> Removing starter motor

Removing starter motor

Preliminary work 

Prerequisite 

BATTERY GROUND LEADS are disconnected.

Removing the starter on vehicles with rear-wheel drive 

WARNING: Hot surfaces. 
Risk of burning! 
  • Perform all work only on components that have cooled down.
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: TECHNICAL INFORMATION 
When removing the starter, ensure that the lower acoustic cover is not  damaged.
A damaged lower acoustic cover can only be replaced when the front axle is lowered.

Release the nut (1) and remove the positive battery cable from the starter.

Release the nut (2) and remove the cable (terminal 50) from the starter.

Release the clamps (3) and set the cable aside.

Disconnect the positive battery cable from the clamps (4) and lay to one side.

G14308815Courtesy of BMW OF NORTH AMERICA, INC.

Loosen nut (1).

Unlock plug connection (2) and disconnect.

G14296519Courtesy of BMW OF NORTH AMERICA, INC.
G14308817Courtesy of BMW OF NORTH AMERICA, INC.
G14308818Courtesy of BMW OF NORTH AMERICA, INC.
G14308819Courtesy of BMW OF NORTH AMERICA, INC.
G14308820Courtesy of BMW OF NORTH AMERICA, INC.
G14308821Courtesy of BMW OF NORTH AMERICA, INC.
G14308822Courtesy of BMW OF NORTH AMERICA, INC.
G14298039Courtesy of BMW OF NORTH AMERICA, INC.