61 00 ... Notes on Handling Wiring Harnesses and Cables

2011 BMW 128i Convertible (E88) L6-3.0L (N51)SECTION 61 00 ... Notes on Handling Wiring Harnesses and Cables


61 00 ... Notes on handling wiring harnesses and cables







The following applies in general:
To avoid damage, observe the following instructions:
- Avoid compressive and tensile loads
- Make sure cables are laid without kinks or abrasions
- Ensure non-contacting routing at sharp-edged body components; use edge protection if necessary
- Secure additionally laid cables/lines with cable straps

The following additionally applies

Shielded lines
Contact points in the shield can cause problems with regard to noise radiation and interference immunity. Consequently, distinctions have to be drawn between the following types:

Coaxial line
- Shielded RTK031 coaxial lines may only be repaired with special crimping tools.

CVBS lines
- CVBS lines may not be repaired.
- CVBS lines must be replaced in their entirety.

HSD lines
- HSD lines may not be repaired.
- HSD lines must be replaced in their entirety.

Optical fibre cable:

NOTE:
Optical fibre cables are coloured differently as follows:
- Green = MOST (Media Oriented Systems Transport) optical fibre
- Yellow = ISIS (Intelligent Safety Integration System) optical fibre
- Orange = repair optical fibre cables

IMPORTANT:
- Optical fibre cables are permitted to show only one separation point (bridge), replace optical fibre cables if necessary
- Smallest permissible bending radius is 25 mm
- Avoid influence of heat ≥ 85°

Treating cables and optical fibre cables

FlexRay:
It is possible to repair the FlexRay. In the event of damage, the cables can be joined with conventional butt connectors 61 13 ... Butt Connector For Repairing A Plug Connection

NOTE: The line is a twisted cable. If possible, maintain twist in line after repair.

Airbag lines:
Repairing airbag cables Service and Repair

Ribbon cables:
Repairing ribbon cables 61 13 ... Repairing Ribbon Cables
RENDER: 1.0x

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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.