61 13 Crimping stop parts

Special tools required: 

• 12 1 080 
• 12 1 081 
• 12 1 083 

1. Crimping contact sleeves for fan connectors 4 mm ²  and ignition cable contacts 

   Special tool kit 12 1 080  is used to fit ignition cable contacts and to crimp 4 mm2 contact sleeves for fan connectors.

   • 12 1 081  (hand crimping tool)
   • 12 1 083  (matrix)

   Refer to repair instructions: 

   Special tools for wiring harness repairs  

   Fig 1: Identifying Special Tool (12 1 081) And (12 1 083)

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   Unlock special tool 12 1 081: 

   Squeeze grips (1) lightly and push unlocking lever (2) in direction of arrow.

   Or:

   Compress handles as far as they will go, tool unlocks automatically.

   Fig 2: Identifying Grips And Unlocking Lever

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   Insert contact sleeve 4 mm2 in nest with lock (1) as far as it will go.

   Fig 3: Inserting Contact Sleeve In Nest With Lock

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   Preload contact by squeezing matrix in crimping tool. Grip contact (1) firmly only, do not crimp.

   Fig 4: Identifying Crimping Tool Grip Contact

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   NOTE: Follow procedure for Cutting And Stripping Insulation   from cables.

   Insert stripped end of wire (7) in the contact. Ensure insulation and stripped wire end are correctly laid in contact.

   Compress crimping tool as far as it will go.

   Crimping tool unlocks automatically.

   Take contact out of crimping tool.

   Fig 5: Inserting Stripped End Of Wire In Contact

   Courtesy of BMW OF NORTH AMERICA, INC.
2. Checking crimping 

   Check insulation crimp (8) and wire crimp (9) against following illustrations to ensure crimps are correctly located.

   NOTE: Illustration shows butt connectors and contact sleeves for fan connectors knocked on one side. The crimping procedure is identical here.
   Fig 6: Identifying Insulation Crimp And Wire Crimp

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   Correct crimping: 

   Visible conductor end (10).

   Visible insulation end (11).

   Fig 7: Identifying Insulation End And Conductor End

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   Incorrect crimping: 

   Conductor end (10) inserted too far.

   Insulation end (11) in wire crimp.

   If necessary, repeat crimping with a new contact.

   Fig 8: Precaution For Insulation End And Conductor End

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   Incorrect crimping: 

   Conductor end (10) not visible.

   Insulation end (11) not visible.

   If necessary, repeat crimping with a new contact.

   Fig 9: Precaution For Insulation End And Conductor End

   Courtesy of BMW OF NORTH AMERICA, INC.