LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> BMW >> 2007 >> 335xi Automatic >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Electrical System -- Repair (N54) >> 14 Electronic Switching >> 61 14 ... Removing and Installing/Replacing Engine Compartment B+ Terminal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

61 14 ... Removing and Installing/Replacing Engine Compartment B+ Terminal

Necessary preliminary tasks: 

Open cap (1) and release nut underneath.

Tightening torque 61 12 4AZ. See 12 AUXILIARY CABLE .

Remove cable lug mounting from positive battery leads.

Fig 1: Identifying Positive Battery Leads Cap
G04727441Courtesy of BMW OF NORTH AMERICA, INC.

Remove cover (1).

Fig 2: Identifying Cover
G04727562Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts (1).

Tightening torque 61 12 4AZ. See 12 AUXILIARY CABLE .

Remove positive leads.

Release lock (2).

Remove B+ terminal with frame (3).

Installation: 

Frame (3) must snap correctly into B+ terminal.

Fig 3: Identifying Positive Leads
G04727563Courtesy of BMW OF NORTH AMERICA, INC.