Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
61 13... Special tools for wiring harness repairs
Special tools required:
Repair range, vehicle electrical system
Single parts for wiring harness repairs*
* Sourcing reference: BMW Parts Department
Release and press-out tool
Handling:
- Notes for OPENING CONTACTS AND LOCKS of different plug contact systems.
Cutting to length and stripping insulation from cables
Wire stripper MultiStrip10*
* Sourcing reference BMW Workshop Equipment Catalogue
Handling:
Crimping stop parts (small contacts) and butt connectors
- Special tool 61 4 320
- Tool without crimping head
- Crimping head (STRIPPING INSULATION AND CUTTING FIBRE-OPTIC CABLES TO LENGTH)
- Crimping head (CRIMPING FIBRE-OPTIC CABLE CONTACTS)
- Crimping head (CRIMPING MQS CONTACTS)
- Crimping head (CRIMPING MPQ CONTACTS)
- Replacement blade (face-cutting fibre-optic cables)
- Replacement blade with tool (insulation stripping unit)
- Universal crimping head
Crimping stop parts (large contacts) and butt connectors
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.