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Home >> BMW >> 2018 >> M4 2D Convertible, Automatic DCT Trans >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> General Electrical System - Repair -- M4 (F82 & F83) >> 61 14 Power Distribution, Power Connection Points >> Removing and installing/replacing power distribution box front positive battery cable

Removing and installing/replacing power distribution box front positive battery cable

WARNING: Observe SAFETY INFORMATION  for handling vehicle battery.

Necessary preliminary work: 

Removal: 

Unlock the connectors (1; 2) and disconnect.

Remove the cable strap (3).

G13694158Courtesy of BMW OF NORTH AMERICA, INC.

Release cover (1) and the nuts (2) below it.

Feed out positive wires.

Release cover (3) and the nuts (4) below it.

Feed out positive wire.

G13694159Courtesy of BMW OF NORTH AMERICA, INC.

Release nuts (1) and remove power distribution box of positive battery cable (2).

G13694160Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Tighten power distribution box of positive battery cable (2) and tighten with nuts (1).

Tightening torque 61 21 2AZ .

G13694160Courtesy of BMW OF NORTH AMERICA, INC.

Connect both positive wires (2) and tighten with the nuts.

Tightening torque 61 21 4AZ .

Close cover (1).

Join positive wire (4) and tighten with nut.

Tightening torque 61 21 4AZ .

Close cover (3).

G13694159Courtesy of BMW OF NORTH AMERICA, INC.

Connect and lock both connectors (1; 2).

Secure cable with cable strap (3).

Tightening torque 61 21 4AZ .

G13694158Courtesy of BMW OF NORTH AMERICA, INC.

Required reworking: