Crimping contact sleeves for 4 mm2 fan connectors and ignition cable contacts

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 335xi, and 2010 BMW 335i. However, it is still accessible from the selected car via links, so may be relevant.

Use special tool kit 12 1 080 to attach ignition cable contacts and crimp 4 mm² contact sleeves for fan connectors.

12 1 081 (hand pliers)
12 1 083 (nest)

See repair instructions

SPECIAL TOOLS FOR WIRING HARNESS REPAIRS .

Fig 1: Identifying Hand Pliers (12 1 081) And Nest (12 1 083)

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Courtesy of BMW OF NORTH AMERICA, INC.

Release 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: Pushing Unlocking Lever

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Courtesy of BMW OF NORTH AMERICA, INC.

Place 4 mm² contact sleeve in nest with anti-twist safeguard (1) as far as possible.

Fig 3: Locating Contact Sleeve

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Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 4: Identifying Grip Contact Of Crimping Tool

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Courtesy of BMW OF NORTH AMERICA, INC.

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

G04727473

Courtesy of BMW OF NORTH AMERICA, INC.