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HOMESERVICE MANUALSBMW2010128I 2D COUPE, N52, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 16 (GENERAL ELECTRICAL SYSTEM - REPAIR (E88))PLUG CONNECTIONS, TERMINALS, POWER DISTRIBUTION BOX61 13... OPENING PLUG HOUSINGS AND REMOVING CONTACTS OF DIFFERENT PLUG SYSTEMS61 13... INSTALLING FAN CONNECTOR FOR RETROFITTING/REPAIRSSPECIAL TOOLS REQUIRED
2010 BMW 128i 2D Coupe, N52, Automatic

Special Tools Required

2010 BMW 128i 2D Coupe, N52, AutomaticSECTION Special Tools Required
WARNING: This page is about a different variant/trim than selected.
  • 61 9 040 
  • 61 9 041 
  • 61 9 042 
NOTE: The repair range IV for vehicle electrical system contained the required special tools and individual parts for retrofitting and repair work with the aid of fan connectors.

The case can no longer be ordered. Order individual parts for wiring harness repair through BMW Parts Service.

Special tools: 

  • special tool 61 9 040 
    Fig 1: Identifying Special Tools
    G04727459Courtesy of BMW OF NORTH AMERICA, INC.

Choose contact sleeve (up to 4 mm2 ) in accordance with wire cross-section.

Fig 2: Cross-Section View Of Wire
G06177605Courtesy of BMW OF NORTH AMERICA, INC.

Alternatively:

Choose contact sleeves (up to 2.5 mm2 ) for fan connectors.

Fig 3: Cutting Wire Loop
G04727482Courtesy of BMW OF NORTH AMERICA, INC.

Cut through wire loop in wiring harness at established point.

Strip insulation from both wire ends.

Refer to repair instructions: 

CUTTING TO LENGTH AND STRIPPING INSULATION FROM CABLES 

Fig 4: Identifying Special Tools
G04727463Courtesy of BMW OF NORTH AMERICA, INC.

Crimp contact sleeves on both wire ends.

NOTE: If using repair kit for contact sleeves, refer to repair instruction:
BUTT CONNECTOR FOR REPAIRING A PLUG CONNECTION .
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.