Necessary preliminary tasks

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 BMW 328xi, 2012 BMW 328i, 2011 BMW 328xi, 2011 BMW 328i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

Remove BATTERY
Remove fuel tank See 1611030 REMOVING AND INSTALLING/REPLACING FUEL TANK (GASOLINE VEHICLES WITH US VERSION DMTL) or 1611030 REMOVING AND INSTALLING OR REPLACING FUEL TANK (GASOLINE)
Partially remove front right WHEEL ARCH TRIM
Remove cover from electronics box See 1290... REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX or 1290... REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX

Work is shown on the E82 N52N by way of example. There may be differences in detail in the case of other vehicle models.

Unclip covers (1) and release nuts underneath. Tightening torque 61 12 1AZ .

Disconnect battery positive leads (2).

Fig 1: Identifying Battery Positive Leads And Covers

G04727436

Courtesy of BMW OF NORTH AMERICA, INC.

Turn clamping rings (1) in direction of arrow and remove.

Installation:

Make sure clamping rings (1) are correctly seated.

Fig 2: Turning Clamping Rings In Direction Of Arrow

G04727437

Courtesy of BMW OF NORTH AMERICA, INC.

Remove battery positive lead (1) from luggage compartment floor (2).

Fig 3: Identifying Battery Positive Lead And Luggage Compartment Floor

G04727438

Courtesy of BMW OF NORTH AMERICA, INC.

Release bolt (1) and nut (2).

Remove cover (3).

Fig 4: Identifying Cover, Bolt And Nut

G06898376

Courtesy of BMW OF NORTH AMERICA, INC.

Release holder (1) from body.

Feed out battery positive leads (2) and vent line (4) from holder (1).

Release retaining clips (3) and remove vent line (4) from cover (5).

Release all nuts and remove cover (5).

Fig 5: Locating Retaining Clips, Vent Line And Cover

G05779830

Courtesy of BMW OF NORTH AMERICA, INC.

Release attachment points for battery positive lead (1) from body.

Fig 6: Identifying Battery Positive Lead

G04727440

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Electronics box shown removed for purposes of clarity.

Unclip cover cap (1).

Release nuts underneath.

Tightening torque 61 12 4AZ .

Remove positive battery cable.

Fig 7: Identifying Cover Cap

G04727441

Courtesy of BMW OF NORTH AMERICA, INC.

Release wiring harness holder (1).

Feed out battery positive lead in direction of arrow.

Fig 8: Feeding Battery Positive Lead In Direction Of Arrow

G04727442

Courtesy of BMW OF NORTH AMERICA, INC.