61 12... Removing and installing/replacing positive battery cable at partition seal (engine compartment)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 BMW 328i xDrive, 2016 BMW 328d xDrive, 2015 BMW 328i xDrive, 2015 BMW 328d xDrive, and 2014 BMW 328i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Observe SAFETY INFORMATION for handling vehicle battery.

Necessary preliminary tasks:

Clamp off BATTERY LEAD FROM NEGATIVE CONNECTION POINT

NOTE: Graphics shown on the F20 by way of example, deviations in detail are possible in other models.

Turn locks (1) 90° counterclockwise.

Unlock catch (3).

Remove cover (2).

Fig 1: Identifying Locks, Catch And Cover

G10096920

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken nut (1).

Tightening torque 61 21 4AZ .

Slacken nut (2).

Tightening torque 61 21 4AZ .

Remove positive battery cable (3).

Fig 2: Identifying Positive Battery Cable And Nuts

G10098145

Courtesy of BMW OF NORTH AMERICA, INC.

Check that the positive battery cable subsurface (1) is correctly positioned.

Positive battery cable subsurface (1) must face away from partition seal as shown.

In case of incorrect installation position:

Release nut (2) and correct installation position of positive battery cable subsurface (1).

Tightening torque 61 21 7AZ .

Fig 3: Identifying Positive Battery Cable Subsurface And Nut

G10098146

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Coat positive battery cables (1) at partition seal with contact protection grease.

(Contact protection grease BMW part number 83 19 2 295 229.)

Use a standard flat brush with a width of approx. 2.5 cm to apply the grease.

Fig 4: Coating Positive Battery Cables With Grease

G10098147

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip cover (1).

Fig 5: Identifying Cover

G10098148

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Guide and retaining lugs on cover (1) must not be damaged or missing.

Fig 6: Locating Guide And Retaining Lugs On Cover

G10098149

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Coat positive battery cables (1) at partition seal with contact protection grease.

(Contact protection grease BMW part number 83 19 2 295 229.)

Use a standard flat brush with a width of approx. 2.5 cm to apply the grease.

Fig 7: Coating Positive Battery Cables With Grease

G10098150

Courtesy of BMW OF NORTH AMERICA, INC.