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Home >> BMW >> 2006 >> 550i Automatic >> Repair and Diagnosis >> Body & Frame >> Windows >> General Electrical System - Repair >> 13 Plug Connection, Terminals, Fuse Box >> 61 13 ... Crimping Micro Quadlock System Contacts (MQS)
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61 13 ... Crimping Micro Quadlock System Contacts (MQS)

Special tools required: 

To crimp MQS contacts, use pliers 61 4 321  (1) in conjunction with crimping head 61 4 324  (2) from crimping set 61 4 320  .

NOTE:

Pliers (1) open automatically as far as they will go when handles are pressed together.

Fig 1: Identifying Pliers With Crimping Head (61 4 321)
G04957468Courtesy of BMW OF NORTH AMERICA, INC.

Open pliers (1).

Fold up contact carrier (2).

Insert MQS contact (3) in contact carrier (2).

Fold back contact carrier (2).

Fig 2: Identifying MQS Contact And Contact Carrier
G04957469Courtesy of BMW OF NORTH AMERICA, INC.
NOTE:

Follow procedure for CUTTING AND STRIPPING INSULATION  from cables.

Close pliers (1) one notch.

Insert stripped cable (2).

Close pliers (1) fully.

Fig 3: Identifying Close Pliers And Notch Stripped Cable
G04957470Courtesy of BMW OF NORTH AMERICA, INC.

Open pliers (1).

Open contact carrier (2) gently and carefully remove MQS contact.

Fig 4: Removing MQS Contact
G04957471Courtesy of BMW OF NORTH AMERICA, INC.