Installing the system battery

Install system battery (1).

Position the bracket and tighten it with the screw (4).

TIGHTENING TORQUE SPECIFICATIONS

Battery terminal rail to battery tray
M8	19Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Position vent hose (2) and clip in.

Position positive battery terminal and tighten it with the nut (3).

TIGHTENING TORQUE SPECIFICATIONS

Battery terminal clamp with IBS positive battery terminal/negative battery terminal
Nut M6	5Nm

Check the vent holes of the battery

WARNING: Exhaust.
Injury hazard! Danger of explosion!

Assign the vent holes correctly.
Route the vent hose correctly.

NOTE: TECHNICAL INFORMATION
The battery has two ventilation openings positioned opposite to each other:
One ventilation opening (1) must be closed correctly with a dummy plug.
The vent hose (3) must be correctly connected and routed at the other ventilation opening (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Check

Check if the ventilation opening (1) is correctly closed with a dummy plug.

Result

» No dummy plug.

Measure

Close the vent hole (1) correctly with a dummy plug.

Check

Check whether the vent hose (3) is correctly connected to the ventilation opening (2).

Result

» The vent hose (3) is not correctly connected.

Measure

Connect the vent hose (3) correctly to the ventilation opening (2).

Check

Check if the vent hose (3) is laid with a slope towards the outside (no siphon formation ).

Result

» The vent hose (3) is not routed correctly as shown on the right side.

Measure

Route the vent hose (3) correctly as shown in the center.

Feed in tension strut (3) and tighten with screws (1).

TIGHTENING TORQUE SPECIFICATIONS

Trailing link
M8	tightening torque	19Nm

Tighten down screw (2).

Courtesy of BMW OF NORTH AMERICA, INC.

TIGHTENING TORQUE SPECIFICATIONS

Battery cover
M8	2.8Nm

Position the cover (2).
Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Battery cover
M8	2.8Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Position fixture for the seal (3) and secure with the expanding rivet (2).
Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Battery cover
M8	2.8Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Refer to INSTALLING INTAKE SILENCER HOUSING .
Refer to INSTALLING INTAKE PORT .
Refer to CONNECTING THE NEGATIVE BATTERY CABLE OF THE SYSTEM BATTERY .
Refer to INSTALLING THE STRUT BRACE .
Refer to INSTALLING FRONT WINDSHIELD PANEL COVER .
Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .