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Home >> BMW >> 2014 >> M235i Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Engine Electrical System - Repair - F22 >> Troubleshooting >> 61 13... Butt connector for repairing a plug connection

61 13... Butt connector for repairing a plug connection

Special tools required: 

IMPORTANT:
  1. Identify cause of damage (e.g. sharp-edged body components, faulty electrical loads, jammed mechanisms, corrosion caused by ingress of water, etc.).
  2. Read out fault memory
  3. Eliminate cause of damage.
  4. Disconnect battery negative terminal
  5. Make sure that no safety-related system according to circuit diagram (e.g. antilock braking system, active rear-axle kinematics, airbags, etc.) are influenced. Otherwise replace faulty wiring harness or use repair cable (sourcing reference: BMW Parts Department)
  6. Carry out function test and read out fault memories again
  7. Eliminate new faults if applicable and clear fault memories
Fig 1: Special Tools For Vehicle Electrical System Repairing
G10139836Courtesy of BMW OF NORTH AMERICA, INC.

Choose repair kit.

Example: Repair kit, circular connector system D 2.5.

Fig 2: Repair Kit
G10139837Courtesy of BMW OF NORTH AMERICA, INC.

Remove following parts:

  1. Pre-packaged end of cable with requisite wire cross-section
  2. Crimp connector for selected wire cross-section
  3. Shrink-fit hose
    Fig 3: Cable With Requisite Wire Cross-Section, Crimp Connector And Shrink-Fit Hose
    G10139838Courtesy of BMW OF NORTH AMERICA, INC.

Open secondary lock on housing.

Mark damaged contact (4) with socket number of housing and press it out of housing using appropriate special tool contained in special tool set 61 0 300 ).

See repair instructions 

NOTES FOR OPENING CONTACTS AND LOCKS  of different plug contact systems.

Fig 4: Damage Cable With Socket Number
G04727462Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT:
  • Check maximum length of repair cable
  • If more than one wire is to be repaired, the individual interfaces must be offset so that the wiring harness is not too thick at the repaired point.

Adhere to following procedure:

Refer also to repair instruction: 

CUTTING TO LENGTH AND STRIPPING INSULATION FROM CABLES

Crimp butt connector on preassembled wire end.

Special tools:

See repair instructions 

CRIMPING ON STOP PARTS

Fig 6: Crimp Butt Connector On Preassembled Wire End
G10139841Courtesy of BMW OF NORTH AMERICA, INC.

Push shrink-fit hose (8) onto free wire end.

Fig 7: Shrink-Fit Hose On Free Wire End
G10139842Courtesy of BMW OF NORTH AMERICA, INC.

Crimp unused wire end to butt connector.

Fig 8: Crimping Unused Wire End To Butt Connector
G04727466Courtesy of BMW OF NORTH AMERICA, INC.

Pull shrink-on sleeve over butt connector.

Fig 9: Shrink-On Sleeve And Butt Connector
G10139844Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Do not burn shrink-on sleeve.

With hot air blower, shrink the shrink-on sleeve on both sides (9) of shrink-fit hose until glue emerges uniformly all round.

Insert contact in housing.

Close secondary lock on housing.

Fig 10: Shrink-On Sleeve Ends
G10139845Courtesy of BMW OF NORTH AMERICA, INC.