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Home >> BMW >> 2009 >> 135i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (General Electrical System - Repair (E82)) >> Plug Connections, Terminals, Power Distribution Box >> 61 13... Crimping Micro Quadlock System contacts (MQS)

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

WARNING: This page is about a different variant/trim than selected.

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 Crimping Head (61 4 324) & Pliers (61 4 321)
G04727516Courtesy 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 Carrier & Open Pliers
G04727517Courtesy 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: Inserting Stripped Cable
G04727518Courtesy of BMW OF NORTH AMERICA, INC.

Open pliers (1).

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

NOTE: Check contact for correct crimping.
Fig 4: Checking Contact For Correct Crimping
G04727519Courtesy of BMW OF NORTH AMERICA, INC.