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Home >> BMW >> 2021 >> X3 xDrive30e >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Engine Electrical System -- Repair (1 Of 2) (G01) >> 12 13 Ignition Coil >> 12 13 512 Replacing more than one ignition coil (after vehicle diagnosis) (X3 M40i, 2018-2019) >> Installing the ignition coils

Installing the ignition coils

NOTE: RISK OF DAMAGE 
Damage to the catalytic converter due to misfiring. 
An incorrectly mounted ignition coil can loosen during engine operation, thereby causing misfiring. 
  • Ensure that the sealing lip fits correctly on the ignition coil so that it can seal correctly. Do not crush the sealing lip.
NOTE: The description is for one component only. The procedure is identical for all further components.
TIGHTENING TORQUES SPECIFICATION

Ignition coil 
M6x31.8 Tightening torque  8 Nm

The connector (1) must engage audibly.

G10102144Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work