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Home >> BMW >> 2015 >> i3 Range Extender >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Memory Modules >> General Electrical System - Repair >> Plug Connection, Terminal, Power Distribution Box >> 61 13... Notes for opening contacts and locks of different plug contact systems >> 61 13... Control unit plugs, 25-, 35-, 55-, 83-, 88-pin
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61 13... Control unit plugs, 25-, 35-, 55-, 83-, 88-pin

Special tools required: 

Release screws (1).

Lever out pin sensor (2) with gasket (3) in direction of arrow.

Fig 1: Releasing Screws And Lever Out Pin Sensor With Gasket
G08509612Courtesy of BMW OF NORTH AMERICA, INC.

Remove gasket (3).

Pull out housing lock (4) in direction of arrow and unlock.

Fig 2: Pulling Control Unit Housing Lock
G08509613Courtesy of BMW OF NORTH AMERICA, INC.

Press down retaining hook (5) of corresponding contact and pull out cable with contact.

Special tool 61 0 312 (61 1 134) for mini flat spring contacts.

Special tool 61 0 314 (61 1 135) for mini flat spring contacts.

Fig 3: Pressing Down Retaining Hook Of Corresponding Contact
G08509614Courtesy of BMW OF NORTH AMERICA, INC.

Special tool 61 0 315 (61 1 151) for double flat spring contacts (dual retaining hooks).

Fig 4: Identifying Double Flat Spring Contacts (Dual Retaining Hooks)
G08509615Courtesy of BMW OF NORTH AMERICA, INC.

Special tool 61 0 323 (61 1 152) for double flat spring contacts (special retaining hook).

Fig 5: Identifying Double Flat Spring Contacts (Special Retaining Hook)
G08509616Courtesy of BMW OF NORTH AMERICA, INC.