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Home >> BMW >> 2021 >> X4 M Base >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Electrical System -- Repair (F98) >> 12 42 Starter Positive Battery Cable >> 12 42 651 Removing and installing/replacing the positive battery cable remote positive terminal alternator (after vehicle diagnosis) >> Installing the positive battery cable from the alternator to the auxiliary terminal for jump starting

Installing the positive battery cable from the alternator to the auxiliary terminal for jump starting

Positive battery cable of the alternator 

G16271299Courtesy of BMW OF NORTH AMERICA, INC.

Precondition 

CAUTION: Improper routing of the positive battery cable. 
Risk of short circuits! 
  • Route the positive battery cable without abrasions and do not trap.
G14927394Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Positive battery cable to the alternator
M8 Tightening torque  19 Nm
G14927393Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Battery positive lead to battery positive terminal
M8 Tightening torque  19 Nm
G14927392Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work