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Home >> BMW >> 2012 >> M3 2D Convertible, Standard Trans >> Repair and Diagnosis >> Accessories & Equipment >> Memory Modules >> General Electrical System - Repair -- M3 Convertible >> Plug Connection, Terminal, Power Distribution Box >> 61 13... Crimping Micro Quadlock System contacts (MQS)

61 13... Crimping Micro Quadlock System contacts (MQS)

Special tools required: 

To crimp MPQ 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 61 4 321 In Conjunction With Crimping Head 61 4 324
G09895692Courtesy 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: Folding Back Contact Carrier
G09895693Courtesy 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: Closing Pliers One Notch
G09895694Courtesy of BMW OF NORTH AMERICA, INC.

Open pliers (1).

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

Fig 4: Removing MQS Contact
G09895695Courtesy of BMW OF NORTH AMERICA, INC.