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Home >> BMW >> 2002 >> 325Ci 2D Convertible, Automatic >> Repair and Diagnosis >> Electrical >> Charging Systems >> General Electrical System - Repair >> Plug Connectors, 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 (61 4 321) In Conjunction With Crimping Head (61 4 324) From Crimping Set
G03165830Courtesy 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: Inserting MQS Contact In Contact Carrier
G03165831Courtesy of BMW OF NORTH AMERICA, INC.

Close pliers (1) one notch.

Insert stripped cable (2).

Close pliers (1) fully.

Fig 3: Inserting Stripped Cable
G03165832Courtesy of BMW OF NORTH AMERICA, INC.

Open pliers (1).

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

Fig 4: Opening Contact Carrier
G03165833Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Check contact for correct crimping.